[med-svn] [kmc] 01/01: Imported Upstream version 2.0+dfsg-1

Jorge Soares jssoares-guest at moszumanska.debian.org
Tue Nov 18 14:25:19 UTC 2014


This is an automated email from the git hooks/post-receive script.

jssoares-guest pushed a commit to branch master
in repository kmc.

commit 414802f626ec704598fbf72def253ee615c19337
Author: Jorge Soares <j.s.soares at gmail.com>
Date:   Tue Nov 18 14:23:26 2014 +0000

    Imported Upstream version 2.0+dfsg-1
---
 LICENSE                                 |  674 +++++++++++++++
 README.md                               |   37 +
 kmc_api/kmc_file.cpp                    |  667 +++++++++++++++
 kmc_api/kmc_file.h                      |  122 +++
 kmc_api/kmer_api.cpp                    |   23 +
 kmc_api/kmer_api.h                      |  539 ++++++++++++
 kmc_api/kmer_defs.h                     |   47 ++
 kmc_api/mmer.cpp                        |   49 ++
 kmc_api/mmer.h                          |  182 +++++
 kmc_api/stdafx.h                        |    4 +
 kmc_dump/ReadMe.txt                     |   40 +
 kmc_dump/kmc_dump.cpp                   |  146 ++++
 kmc_dump/kmc_dump.vcxproj               |  169 ++++
 kmc_dump/nc_utils.cpp                   |   20 +
 kmc_dump/nc_utils.h                     |  138 ++++
 kmc_dump/stdafx.cpp                     |    8 +
 kmc_dump/stdafx.h                       |   26 +
 kmc_dump/targetver.h                    |    8 +
 kmc_dump_sample/ReadMe.txt              |   40 +
 kmc_dump_sample/kmc_dump_sample.cpp     |  133 +++
 kmc_dump_sample/kmc_dump_sample.vcxproj |  167 ++++
 kmc_dump_sample/stdafx.cpp              |    8 +
 kmc_dump_sample/stdafx.h                |   26 +
 kmc_dump_sample/targetver.h             |    8 +
 kmer_counter.sln                        |   62 ++
 kmer_counter/ReadMe.txt                 |   40 +
 kmer_counter/defs.h                     |  125 +++
 kmer_counter/fastq_reader.cpp           |  475 +++++++++++
 kmer_counter/fastq_reader.h             |  123 +++
 kmer_counter/kb_collector.h             |  227 ++++++
 kmer_counter/kb_completer.cpp           |  251 ++++++
 kmer_counter/kb_completer.h             |   72 ++
 kmer_counter/kb_reader.h                |  228 ++++++
 kmer_counter/kb_sorter.h                | 1362 +++++++++++++++++++++++++++++++
 kmer_counter/kb_storer.cpp              |  268 ++++++
 kmer_counter/kb_storer.h                |   91 +++
 kmer_counter/kmc.h                      |  767 +++++++++++++++++
 kmer_counter/kmer.cpp                   |   18 +
 kmer_counter/kmer.h                     | 1049 ++++++++++++++++++++++++
 kmer_counter/kmer_counter.cpp           |  390 +++++++++
 kmer_counter/kmer_counter.vcxproj       |  228 ++++++
 kmer_counter/kxmer_set.h                |  118 +++
 kmer_counter/mem_disk_file.cpp          |  109 +++
 kmer_counter/mem_disk_file.h            |   41 +
 kmer_counter/meta_oper.h                |   45 +
 kmer_counter/mmer.cpp                   |   49 ++
 kmer_counter/mmer.h                     |  182 +++++
 kmer_counter/params.h                   |  155 ++++
 kmer_counter/queues.h                   |  940 +++++++++++++++++++++
 kmer_counter/radix.cpp                  |  292 +++++++
 kmer_counter/radix.h                    |   44 +
 kmer_counter/rev_byte.cpp               |   15 +
 kmer_counter/rev_byte.h                 |   29 +
 kmer_counter/s_mapper.h                 |  166 ++++
 kmer_counter/splitter.h                 |  941 +++++++++++++++++++++
 kmer_counter/stdafx.cpp                 |    8 +
 kmer_counter/stdafx.h                   |   28 +
 kmer_counter/targetver.h                |    8 +
 kmer_counter/timer.cpp                  |   62 ++
 kmer_counter/timer.h                    |   58 ++
 makefile                                |   32 +
 61 files changed, 12379 insertions(+)

diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..1a0079f
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,674 @@
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+  A patent license is "discriminatory" if it does not include within
+the scope of its coverage, prohibits the exercise of, or is
+conditioned on the non-exercise of one or more of the rights that are
+specifically granted under this License.  You may not convey a covered
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+contain the covered work, unless you entered into that arrangement,
+or that patent license was granted, prior to 28 March 2007.
+
+  Nothing in this License shall be construed as excluding or limiting
+any implied license or other defenses to infringement that may
+otherwise be available to you under applicable patent law.
+
+  12. No Surrender of Others' Freedom.
+
+  If conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License.  If you cannot convey a
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+License and any other pertinent obligations, then as a consequence you may
+not convey it at all.  For example, if you agree to terms that obligate you
+to collect a royalty for further conveying from those to whom you convey
+the Program, the only way you could satisfy both those terms and this
+License would be to refrain entirely from conveying the Program.
+
+  13. Use with the GNU Affero General Public License.
+
+  Notwithstanding any other provision of this License, you have
+permission to link or combine any covered work with a work licensed
+under version 3 of the GNU Affero General Public License into a single
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+License will continue to apply to the part which is the covered work,
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+combination as such.
+
+  14. Revised Versions of this License.
+
+  The Free Software Foundation may publish revised and/or new versions of
+the GNU General Public License from time to time.  Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.
+
+  Each version is given a distinguishing version number.  If the
+Program specifies that a certain numbered version of the GNU General
+Public License "or any later version" applies to it, you have the
+option of following the terms and conditions either of that numbered
+version or of any later version published by the Free Software
+Foundation.  If the Program does not specify a version number of the
+GNU General Public License, you may choose any version ever published
+by the Free Software Foundation.
+
+  If the Program specifies that a proxy can decide which future
+versions of the GNU General Public License can be used, that proxy's
+public statement of acceptance of a version permanently authorizes you
+to choose that version for the Program.
+
+  Later license versions may give you additional or different
+permissions.  However, no additional obligations are imposed on any
+author or copyright holder as a result of your choosing to follow a
+later version.
+
+  15. Disclaimer of Warranty.
+
+  THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
+APPLICABLE LAW.  EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
+HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
+OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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+IS WITH YOU.  SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
+ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
+
+  16. Limitation of Liability.
+
+  IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
+THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
+GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
+USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
+DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
+PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
+EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGES.
+
+  17. Interpretation of Sections 15 and 16.
+
+  If the disclaimer of warranty and limitation of liability provided
+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.
+
+                     END OF TERMS AND CONDITIONS
+
+            How to Apply These Terms to Your New Programs
+
+  If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+  To do so, attach the following notices to the program.  It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+    {one line to give the program's name and a brief idea of what it does.}
+    Copyright (C) {year}  {name of author}
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see {http://www.gnu.org/licenses/}.
+
+Also add information on how to contact you by electronic and paper mail.
+
+  If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:
+
+    Fastaq  Copyright (C) 2013  Pathogen Genomics, Wellcome Trust Sanger Institute
+    This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+    This is free software, and you are welcome to redistribute it
+    under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License.  Of course, your program's commands
+might be different; for a GUI interface, you would use an "about box".
+
+  You should also get your employer (if you work as a programmer) or school,
+if any, to sign a "copyright disclaimer" for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+{http://www.gnu.org/licenses/}.
+
+  The GNU General Public License does not permit incorporating your program
+into proprietary programs.  If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library.  If this is what you want to do, use the GNU Lesser General
+Public License instead of this License.  But first, please read
+{http://www.gnu.org/philosophy/why-not-lgpl.html}.
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..46ef143
--- /dev/null
+++ b/README.md
@@ -0,0 +1,37 @@
+kmc
+===
+KMC is a disk-based programm for counting k-mers from (possibly gzipped) FASTQ/FASTA files.
+The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+Instalation
+==========
+Before compilation you need to install some libraries and modify makefile.
+
+The necessary libraries that should be installed on a computer are:
+* Boost version 1.51 or higher (for Boost/filesystem and Boost/thread libraries)
+   change BOOST_LIB and BOOST_H in makefile to the directories where Boost is installed.
+
+The following libraries come with KMC in a binary (64-bit compiled for x86 platform) form.
+If your system needs other binary formats, you should put the following libraries in src/kmc/libs:
+* asmlib - for fast memcpy operation (http://www.agner.org/optimize/asmlib-instructions.pdf)
+* libbzip2 - for support for bzip2-compressed input FASTQ/FASTA files (http://www.bzip.org/)
+* zlib - for support for gzip-compressed input FASTQ/FASTA files (http://www.zlib.net/)
+
+If needed, you can also redefine maximal length of k-mer, which is 256 in the current version.
+Note: KMC is highly optimized and spends only as many bytes for k-mer (rounded up to 8) as
+necessary, so using large values of MAX_K does not affect the KMC performance for short k-mers.
+
+Some parts of KMC use C++11 features, so you need a compatible C++ compiler, e.g., gcc 4.7
+or higher.
+
+After that, you can run make to compile kmc and kmc_dump applications.
+
+
+Directory structure
+===================
+.             - main directory of KMC (programs after compilation will be stored here)
+kmer_counter  - source code of kmc program
+kmer_counter/libs - compiled binary versions of libraries used by KMC
+kmc_api       - C++ source codes implementing API; must be used by any program that
+                wants to process databases produced by kmc
+kmc_dump      - source codes of kmc_dump program listing k-mers in databases produced by kmc
diff --git a/kmc_api/kmc_file.cpp b/kmc_api/kmc_file.cpp
new file mode 100755
index 0000000..de2cd9b
--- /dev/null
+++ b/kmc_api/kmc_file.cpp
@@ -0,0 +1,667 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "stdafx.h"
+#include "mmer.h"
+#include "kmc_file.h"
+#include <iostream>
+
+
+uint64 CKMCFile::part_size = 1 << 25;
+
+// ----------------------------------------------------------------------------------
+// Open files *.kmc_pre & *.kmc_suf, read them to RAM, close files. 
+// The file *.kmc_suf is opened for random access
+// IN	: file_name - the name of kmer_counter's output
+// RET	: true		- if successful
+// ----------------------------------------------------------------------------------
+bool CKMCFile::OpenForRA(const std::string &file_name)
+{
+	uint64 size;
+	size_t result;
+
+	if(file_pre || file_suf)
+		return false;
+
+	if(!OpenASingleFile(file_name + ".kmc_pre", file_pre, size, (char *)"KMCP"))
+		return false;
+
+	ReadParamsFrom_prefix_file_buf(size);
+
+	fclose(file_pre);
+	file_pre = NULL;
+		
+	if(!OpenASingleFile(file_name + ".kmc_suf", file_suf, size, (char *)"KMCS"))
+		return false;
+
+	sufix_file_buf = new uchar[size];
+	result = fread (sufix_file_buf, 1, size, file_suf);
+	if(result == 0)
+		return false;
+
+	fclose(file_suf);
+	file_suf = NULL;
+
+	is_opened = opened_for_RA;
+	prefix_index = 0;
+	sufix_number = 0;
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Open files *kmc_pre & *.kmc_suf, read *.kmc_pre to RAM, close *kmc.pre
+// *.kmc_suf is buffered
+// IN	: file_name - the name of kmer_counter's output
+// RET	: true		- if successful
+//----------------------------------------------------------------------------------
+bool CKMCFile::OpenForListing(const std::string &file_name)
+{
+	uint64 size;
+	size_t result;
+
+	if(is_opened)
+		return false;
+	
+	if(file_pre || file_suf)
+		return false;
+
+	if(!OpenASingleFile(file_name + ".kmc_pre", file_pre, size, (char *)"KMCP"))
+		return false;
+
+	ReadParamsFrom_prefix_file_buf(size);
+	fclose(file_pre);
+	file_pre = NULL;
+
+	end_of_file = total_kmers == 0;
+
+	if(!OpenASingleFile(file_name + ".kmc_suf", file_suf, size, (char *)"KMCS"))
+		return false;
+
+	sufix_file_buf = new uchar[part_size];
+	result = fread (sufix_file_buf, 1, part_size, file_suf);
+	if(result == 0)
+		return false;
+
+	is_opened = opened_for_listing;
+	prefix_index = 0;
+	sufix_number = 0;
+	index_in_partial_buf = 0;
+	return true;
+}
+//----------------------------------------------------------------------------------
+CKMCFile::CKMCFile()
+{
+	file_pre = NULL;	
+	file_suf = NULL;
+
+	prefix_file_buf = NULL;
+	sufix_file_buf = NULL;
+	signature_map = NULL;
+
+	is_opened = closed;
+	end_of_file = false;
+};
+//----------------------------------------------------------------------------------	
+CKMCFile::~CKMCFile()
+{
+	if(file_pre)
+		fclose(file_pre);	
+	if(file_suf)
+		fclose(file_suf);
+	if(prefix_file_buf)
+		delete [] prefix_file_buf;
+	if(sufix_file_buf)
+		delete [] sufix_file_buf;
+	if (signature_map)
+		delete[] signature_map;
+};
+//----------------------------------------------------------------------------------	
+// Open a file, recognize its size and check its marker. Auxiliary function.
+// IN	: file_name - the name of a file to open
+// RET	: true		- if successful
+//----------------------------------------------------------------------------------
+bool CKMCFile::OpenASingleFile(const std::string &file_name, FILE *&file_handler, uint64 &size, char marker[])
+{
+	char _marker[4];
+	size_t result;
+
+ 	if((file_handler = my_fopen(file_name.c_str(), "rb")) == NULL)
+			return false;
+	
+	my_fseek(file_handler, 0, SEEK_END);
+	size = my_ftell(file_handler);					//the size of a whole file
+	
+	my_fseek(file_handler, -4, SEEK_CUR);
+	result = fread (_marker, 1, 4, file_handler);
+	if(result == 0)
+		return false;
+
+	size = size - 4;							//the size of the file without the terminal marker
+	if (strncmp (marker, _marker, 4) != 0)
+	{
+		fclose(file_handler);	
+		file_handler = NULL;
+		return false;
+	}
+
+	rewind (file_handler);
+	result = fread (_marker, 1, 4, file_handler);
+	if(result == 0)
+		return false;
+
+	size = size - 4;							//the size of the file without initial and terminal markers 
+
+	if (strncmp (marker, _marker, 4) != 0)
+	{
+		fclose(file_handler);	
+		file_handler = NULL;
+		return false;
+	}
+
+	return true;
+};
+//-------------------------------------------------------------------------------------
+// Recognize current parameters from kmc_databese. Auxiliary function.
+// IN	: the size of the file *.kmc_pre, without initial and terminal markers 
+// RET	: true - if succesfull
+//----------------------------------------------------------------------------------
+bool CKMCFile::ReadParamsFrom_prefix_file_buf(uint64 &size)
+{
+	size_t result;
+
+	my_fseek(file_pre, -8, SEEK_END);
+	
+	int64 header_offset;
+	header_offset = fgetc(file_pre);
+		
+	size = size - 4;	//file size without the size of header_offset (and without 2 markers)
+
+	my_fseek(file_pre, (0LL - (header_offset + 8)), SEEK_END);
+	result = fread(&kmer_length, 1, sizeof(uint32), file_pre);
+	result = fread(&mode, 1, sizeof(uint32), file_pre);
+	result = fread(&counter_size, 1, sizeof(uint32), file_pre);
+	result = fread(&lut_prefix_length, 1, sizeof(uint32), file_pre);
+	result = fread(&signature_len, 1, sizeof(uint32), file_pre);
+	result = fread(&min_count, 1, sizeof(uint32), file_pre);
+	original_min_count = min_count;
+	result = fread(&max_count, 1, sizeof(uint32), file_pre);
+	original_max_count = max_count;
+	result = fread(&total_kmers, 1, sizeof(uint64), file_pre);
+
+	signature_map_size = ((1 << (2 * signature_len)) + 1);
+	uint64 lut_area_size_in_bytes = size - (signature_map_size * sizeof(uint32) + header_offset + 8);
+	single_LUT_size = 1 << (2 * lut_prefix_length);
+	uint64 last_data_index = lut_area_size_in_bytes / sizeof(uint64);
+
+	rewind(file_pre);
+	my_fseek(file_pre, +4, SEEK_CUR);
+	prefix_file_buf_size = (lut_area_size_in_bytes + 8) / sizeof(uint64);		//reads without 4 bytes of a header_offset (and without markers)		
+	prefix_file_buf = new uint64[prefix_file_buf_size];
+	result = fread(prefix_file_buf, 1, (size_t)(lut_area_size_in_bytes + 8), file_pre);
+	if (result == 0)
+		return false;
+	prefix_file_buf[last_data_index] = total_kmers + 1;
+
+	signature_map = new uint32[signature_map_size];
+	result = fread(signature_map, 1, signature_map_size * sizeof(uint32), file_pre);
+	if (result == 0)
+		return false;
+
+	sufix_size = (kmer_length - lut_prefix_length) / 4;		 
+	
+	sufix_rec_size = sufix_size + counter_size;	
+
+	return true;
+}
+//------------------------------------------------------------------------------------------
+// Check if kmer exists. 
+// IN : kmer  - kmer
+// OUT: count - kmer's counter if kmer exists
+// RET: true  - if kmer exists
+//------------------------------------------------------------------------------------------
+bool CKMCFile::CheckKmer(CKmerAPI &kmer, float &count)
+{
+	if(is_opened != opened_for_RA)
+		return false;
+	if(end_of_file)
+		return false;
+	
+	uint32 signature = kmer.get_signature(signature_len);
+	
+	uint32 bin_start_pos = signature_map[signature];
+	bin_start_pos *= single_LUT_size;
+
+	//recognize a prefix:
+	uint64 pattern_prefix_value = kmer.kmer_data[0];
+
+	uint32 pattern_offset = (sizeof(pattern_prefix_value) * 8) - (lut_prefix_length * 2) - (kmer.byte_alignment * 2);
+	
+	pattern_prefix_value = pattern_prefix_value >> pattern_offset;  //complements with 0
+	if(pattern_prefix_value >= prefix_file_buf_size)
+		return false;
+	//look into the array with data
+
+	int64 index_start = *(prefix_file_buf + bin_start_pos + pattern_prefix_value);			
+	int64 index_stop = *(prefix_file_buf + bin_start_pos + pattern_prefix_value + 1) - 1;	
+ 
+	uchar *sufix_byte_ptr; 
+	uint64 sufix = 0;
+	
+										//sufix_offset is always 56
+	uint32 sufix_offset = 56;			// the ofset of a sufix is for shifting the sufix towards MSB, to compare the sufix with a pattern
+										// Bytes of a pattern to search are always shifted towards MSB
+	
+	uint32 row_index = 0;				// the number of a current row in an array kmer_data
+	
+	bool found = false;
+
+	//binary search:
+
+	while (index_start <= index_stop) 
+	{
+		int64 mid_index = (index_start + index_stop) / 2; 
+		sufix_byte_ptr = &sufix_file_buf[mid_index * sufix_rec_size];
+
+		uint64 pattern = 0;
+	  
+		pattern_offset = (lut_prefix_length + kmer.byte_alignment ) * 2;		
+	  
+		for(uint32 a = 0; a < sufix_size; a ++)		//check byte by byte
+		{
+			pattern = kmer.kmer_data[row_index];
+			pattern = pattern << pattern_offset;
+			pattern = pattern & 0xff00000000000000;
+			
+			sufix = sufix_byte_ptr[a];
+			sufix = sufix << sufix_offset;
+		
+			if(pattern != sufix)					
+				break;
+
+			pattern_offset += 8;
+			
+			if (pattern_offset == 64)				//the end of a word
+			{
+					pattern_offset = 0;
+					row_index++;
+			}
+		}
+
+		if(pattern == sufix)
+		{
+		  found = true;
+		  break;
+		}
+		if( sufix < pattern )
+			index_start = mid_index + 1;
+		else
+			index_stop = mid_index - 1;
+	}
+	
+	if(found)
+	{
+		sufix_byte_ptr += sufix_size;
+		uint32 int_counter;
+	
+		int_counter = *sufix_byte_ptr;
+
+		for(uint32 b = 1; b < counter_size; b ++)
+		{
+			uint32 aux = 0x000000ff & *(sufix_byte_ptr + b);
+
+			aux = aux << 8 * ( b);
+			int_counter = aux | int_counter;
+		}
+	
+		if(mode == 0)
+			count = (float)int_counter;
+		else
+			memcpy(&count, &int_counter, counter_size);
+		
+		if((count >= min_count) && (count <= max_count))
+			return true;
+		else
+			return false;
+	}
+	return false;
+}
+
+//-----------------------------------------------------------------------------------------------
+// Check if end of file
+// RET: true - all kmers are listed
+//-----------------------------------------------------------------------------------------------
+bool CKMCFile::Eof(void)
+{
+	return end_of_file;	
+}
+//-----------------------------------------------------------------------------------------------
+// Read next kmer
+// OUT: kmer - next kmer
+// OUT: count - kmer's counter
+// RET: true - if not EOF
+//-----------------------------------------------------------------------------------------------
+bool CKMCFile::ReadNextKmer(CKmerAPI &kmer, float &count)
+{
+	uint32 int_counter;
+
+	if(is_opened != opened_for_listing)
+		return false;
+	do
+	{
+		if(end_of_file)
+			return false;
+		
+		if(sufix_number == prefix_file_buf[prefix_index + 1]) 
+		{
+			prefix_index++;
+						
+			while (prefix_file_buf[prefix_index] == prefix_file_buf[prefix_index + 1])
+				prefix_index++;
+		}
+	
+		uint32 off = (sizeof(prefix_index) * 8) - (lut_prefix_length * 2) - kmer.byte_alignment * 2;
+			
+		uint64 temp_prefix = prefix_index << off;	// shift prefix towards MSD
+		
+		kmer.kmer_data[0] = temp_prefix;			// store prefix in an object CKmerAPI
+
+		for(uint32 i = 1; i < kmer.no_of_rows; i++)
+			kmer.kmer_data[i] = 0;
+
+		//read sufix:
+		uint32 row_index = 0;
+ 		uint64 suf = 0;
+	
+		off = off - 8;
+				
+ 		for(uint32 a = 0; a < sufix_size; a ++)
+		{
+			if(index_in_partial_buf == part_size)
+				Reload_sufix_file_buf();
+						
+			suf = sufix_file_buf[index_in_partial_buf++];
+			suf = suf << off;
+			kmer.kmer_data[row_index] = kmer.kmer_data[row_index] | suf;
+
+			if (off == 0)				//the end of a word in kmer_data
+			{
+					off = 56;
+					row_index++;
+			}
+			else
+					off -=8;
+		}
+	
+		//read counter:
+		if(index_in_partial_buf == part_size)
+			Reload_sufix_file_buf();
+		
+		int_counter = sufix_file_buf[index_in_partial_buf++];
+
+		for(uint32 b = 1; b < counter_size; b++)
+		{
+			if(index_in_partial_buf == part_size)
+				Reload_sufix_file_buf();
+			
+			uint32 aux = 0x000000ff & sufix_file_buf[index_in_partial_buf++];
+			aux = aux << 8 * ( b);
+			int_counter = aux | int_counter;
+		}
+	
+		if(mode == 0)
+			count = (float)int_counter;
+		else
+			memcpy(&count, &int_counter, counter_size);
+	
+		sufix_number++;
+	
+		if(sufix_number == total_kmers)
+			end_of_file = true;
+	}
+	while((count < min_count) || (count > max_count));
+
+	return true;
+}
+//-------------------------------------------------------------------------------
+// Reload a contents of an array "sufix_file_buf" for listing mode. Auxiliary function.
+//-------------------------------------------------------------------------------
+void CKMCFile::Reload_sufix_file_buf()
+{
+		fread (sufix_file_buf, 1, (size_t) part_size, file_suf);
+		index_in_partial_buf = 0;
+};
+//-------------------------------------------------------------------------------
+// Release memory and close files in case they were opened 
+// RET: true - if files have been readed
+//-------------------------------------------------------------------------------
+bool CKMCFile::Close()
+{
+	if(is_opened)
+	{
+		if(file_pre)
+		{
+			fclose(file_pre);	
+			file_pre = NULL;
+		}
+		if(file_suf)
+		{
+			fclose(file_suf);
+			file_suf = NULL;
+		}
+	
+		is_opened = closed;
+		end_of_file = false;
+		delete [] prefix_file_buf;
+		prefix_file_buf = NULL;
+		delete [] sufix_file_buf;
+		sufix_file_buf = NULL;
+		delete[] signature_map;
+		signature_map = NULL;
+
+		return true;
+	}
+	else
+		return false;
+};
+//----------------------------------------------------------------------------------
+// Set initial values to enable listing kmers from the begining. Only in listing mode
+// RET: true - if a file has been opened for listing
+//----------------------------------------------------------------------------------
+bool CKMCFile::RestartListing(void)
+{
+	if(is_opened == opened_for_listing)
+	{
+		
+		my_fseek ( file_suf , 4 , SEEK_SET );
+		fread (sufix_file_buf, 1, (size_t) part_size, file_suf);
+
+		prefix_index = 0;
+		sufix_number = 0;
+		index_in_partial_buf = 0;
+
+		end_of_file = total_kmers == 0;
+
+		return true;
+	}
+	return false;
+		
+};
+//----------------------------------------------------------------------------------------
+// Set the minimal value for a counter. Kmers with counters below this theshold are ignored
+// IN	: x - minimal value for a counter
+// RET	: true - if successful 
+//----------------------------------------------------------------------------------------
+bool CKMCFile::SetMinCount(uint32 x)
+{
+	if((original_min_count <= x) && (x < max_count))
+	{
+		min_count = x;
+		return true;
+	} 
+	else
+		return false;
+}
+
+//----------------------------------------------------------------------------------------
+// Return a value of min_count. Kmers with counters below this theshold are ignored 
+// RET	: a value of min_count
+//----------------------------------------------------------------------------------------
+uint32 CKMCFile::GetMinCount(void)
+{
+	return min_count;
+};
+
+//----------------------------------------------------------------------------------------
+// Set the maximal value for a counter. Kmers with counters above this theshold are ignored
+// IN	: x - maximal value for a counter
+// RET	: true - if successful 
+//----------------------------------------------------------------------------------------
+bool CKMCFile::SetMaxCount(uint32 x)
+{
+	if((original_max_count >= x) && (x > min_count))
+	{
+		max_count = x;
+		return true; 
+	}
+	else
+		return false;
+}
+
+
+//----------------------------------------------------------------------------------------
+// Return a value of max_count. Kmers with counters above this theshold are ignored 
+// RET	: a value of max_count
+//----------------------------------------------------------------------------------------
+uint32 CKMCFile::GetMaxCount(void)
+{
+	return max_count;
+}
+
+//----------------------------------------------------------------------------------------
+// Set original (readed from *.kmer_pre) values for min_count and max_count
+//----------------------------------------------------------------------------------------
+void CKMCFile::ResetMinMaxCounts(void)
+{
+	min_count = original_min_count;
+	max_count = original_max_count;
+} 
+
+//----------------------------------------------------------------------------------------
+// Return the length of kmers
+// RET	: the length of kmers
+//----------------------------------------------------------------------------------------
+uint32 CKMCFile::KmerLength(void)
+{
+	return kmer_length;			
+}
+
+//----------------------------------------------------------------------------------------
+// Check if kmer exists
+// IN	: kmer - kmer
+// RET	: true if kmer exists
+//----------------------------------------------------------------------------------------
+bool CKMCFile::IsKmer(CKmerAPI &kmer)
+{
+	float _count;
+	if(CheckKmer(kmer, _count))
+		return true;
+	else
+		return false;
+}
+
+//-----------------------------------------------------------------------------------------
+// Check the total number of kmers between current min_count and max_count
+// RET	: total number of kmers or 0 if a database has not been opened
+//-----------------------------------------------------------------------------------------
+uint64 CKMCFile::KmerCount(void)
+{
+	if(is_opened)
+		if((min_count == original_min_count) && (max_count == original_max_count))
+			return total_kmers;
+		else
+		{
+			uint32 count;
+			uint32 int_counter;
+			uint64 aux_kmerCount = 0;
+
+			if(is_opened == opened_for_RA)
+			{
+				uchar *ptr = sufix_file_buf;
+				
+				for(uint64 i = 0; i < total_kmers; i++)		
+				{
+					ptr += sufix_size;
+					int_counter = *ptr;
+					ptr++;
+
+					for(uint32 b = 1; b < counter_size; b ++)
+					{
+						uint32 aux = 0x000000ff & *(ptr);
+						aux = aux << 8 * ( b);
+						int_counter = aux | int_counter;
+						ptr++;
+					}
+					
+					if(mode == 0)
+						count = int_counter;
+					else
+						memcpy(&count, &int_counter, counter_size);
+	
+					if((count >= min_count) && (count <= max_count))
+						aux_kmerCount++;
+				}
+			}
+			else //opened_for_listing
+			{
+				CKmerAPI kmer(kmer_length);
+				float count;
+				RestartListing();
+				for(uint64 i = 0; i < total_kmers; i++)		
+				{
+					ReadNextKmer(kmer, count);
+					if((count >= min_count) && (count <= max_count))
+						aux_kmerCount++;
+				}
+				RestartListing();
+			}
+			return aux_kmerCount;
+		}
+	else
+		return 0 ;
+}
+//---------------------------------------------------------------------------------
+// Get current parameters from kmer_database
+// OUT	:	_kmer_length	- the length of kmers
+//			_mode			- mode
+//			_counter_size	- the size of a counter in bytes 
+//			_lut_prefix_length - the number of prefix's symbols cut from kmers 
+//			_min_count		- the minimal number of kmer's appearances 
+//			_max_count		- the maximal number of kmer's appearances
+//			_total_kmers	- the total number of kmers
+// RET	: true if kmer_database has been opened
+//---------------------------------------------------------------------------------
+bool CKMCFile::Info(uint32 &_kmer_length, uint32 &_mode, uint32 &_counter_size, uint32 &_lut_prefix_length, uint32 &_signature_len, uint32 &_min_count, uint32 &_max_count, uint64 &_total_kmers)
+{
+	if(is_opened)
+	{
+		_kmer_length = kmer_length;
+		_mode = mode;
+		_counter_size = counter_size;
+		_lut_prefix_length = lut_prefix_length;
+		_signature_len = signature_len;
+		_min_count = min_count;
+		_max_count = max_count;
+		_total_kmers = total_kmers;
+		return true;
+	}
+	return false;
+};
+
+// ***** EOF
diff --git a/kmc_api/kmc_file.h b/kmc_api/kmc_file.h
new file mode 100755
index 0000000..deb00f6
--- /dev/null
+++ b/kmc_api/kmc_file.h
@@ -0,0 +1,122 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KMC_FILE_H
+#define _KMC_FILE_H
+
+#include "kmer_defs.h"
+#include "kmer_api.h"
+#include <string>
+
+class CKMCFile
+{
+	enum open_mode {closed, opened_for_RA, opened_for_listing};
+	open_mode is_opened;
+
+	bool end_of_file;
+
+	FILE *file_pre;
+	FILE *file_suf;
+
+	uint64* prefix_file_buf;
+	uint64 prefix_file_buf_size;
+	uint64 prefix_index;			// The current prefix's index in an array "prefix_file_buf", readed from *.kmc_pre
+	uint32 single_LUT_size;			// The size of a single LUT (in no. of elements)
+
+	uint32* signature_map;
+	uint32 signature_map_size;
+	
+	uchar* sufix_file_buf;
+	uint32 sufix_number;			// The sufix's number to be listed
+	uint64 index_in_partial_buf;	// The current byte's number in an array "sufix_file_buf", for listing mode
+
+	uint32 kmer_length;
+	uint32 mode;
+	uint32 counter_size;
+	uint32 lut_prefix_length;
+	uint32 signature_len;
+	uint32 min_count;
+	uint32 max_count;
+	uint64 total_kmers;
+
+	uint32 sufix_size;		// sufix's size in bytes 
+	uint32 sufix_rec_size;  // sufix_size + counter_size
+
+	uint32 original_min_count;
+	uint32 original_max_count;
+
+	static uint64 part_size; // the size of a block readed to sufix_file_buf, in listing mode 
+	
+	// Open a file, recognize its size and check its marker. Auxiliary function.
+	bool OpenASingleFile(const std::string &file_name, FILE *&file_handler, uint64 &size, char marker[]);	
+
+	// Recognize current parameters. Auxiliary function.
+	bool ReadParamsFrom_prefix_file_buf(uint64 &size);	
+
+	// Reload a contents of an array "sufix_file_buf" for listing mode. Auxiliary function. 
+	void Reload_sufix_file_buf();
+
+public:
+		
+	CKMCFile();
+	~CKMCFile();
+
+	// Open files *.kmc_pre & *.kmc_suf, read them to RAM, close files. *.kmc_suf is opened for random access
+	bool OpenForRA(const std::string &file_name);
+
+	// Open files *kmc_pre & *.kmc_suf, read *.kmc_pre to RAM, *.kmc_suf is buffered
+	bool OpenForListing(const std::string& file_name);
+
+	// Return next kmer in CKmerAPI &kmer. Return its counter in float &count. Return true if not EOF
+	bool ReadNextKmer(CKmerAPI &kmer, float &count);
+
+	// Release memory and close files in case they were opened 
+	bool Close();
+
+	// Set the minimal value for a counter. Kmers with counters below this theshold are ignored
+	bool SetMinCount(uint32 x);
+
+	// Return a value of min_count. Kmers with counters below this theshold are ignored 
+	uint32 GetMinCount(void);
+
+	// Set the maximal value for a counter. Kmers with counters above this theshold are ignored
+	bool SetMaxCount(uint32 x);
+
+	// Return a value of max_count. Kmers with counters above this theshold are ignored 
+	uint32 GetMaxCount(void);
+
+	// Return the total number of kmers between min_count and max_count
+	uint64 KmerCount(void);
+
+	// Return the length of kmers
+	uint32 KmerLength(void);
+
+	// Set initial values to enable listing kmers from the begining. Only in listing mode
+	bool RestartListing(void);
+
+	// Return true if all kmers are listed
+	bool Eof(void);
+
+	// Return true if kmer exists. In this case return kmer's counter in count
+	bool CheckKmer(CKmerAPI &kmer, float &count);
+
+	// Return true if kmer exists
+	bool IsKmer(CKmerAPI &kmer);
+
+	// Set original (readed from *.kmer_pre) values for min_count and max_count
+	void ResetMinMaxCounts(void);
+
+	// Get current parameters from kmer_database
+	bool Info(uint32 &_kmer_length, uint32 &_mode, uint32 &_counter_size, uint32 &_lut_prefix_length, uint32 &_signature_len, uint32 &_min_count, uint32 &_max_count, uint64 &_total_kmers);
+};
+
+#endif
+
+// ***** EOF
diff --git a/kmc_api/kmer_api.cpp b/kmc_api/kmer_api.cpp
new file mode 100755
index 0000000..b845b37
--- /dev/null
+++ b/kmc_api/kmer_api.cpp
@@ -0,0 +1,23 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  Authors: Sebastian Deorowicz and Agnieszka Debudaj-Grabysz
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+
+#include "stdafx.h"
+#include "kmer_api.h"
+#include <vector>
+#include <math.h>
+
+using namespace std;
+
+const char CKmerAPI::char_codes[] = {'A','C', 'G', 'T'};	
+char CKmerAPI::num_codes[];
+CKmerAPI::_si CKmerAPI::_init; 
+
+// ***** EOF
diff --git a/kmc_api/kmer_api.h b/kmc_api/kmer_api.h
new file mode 100755
index 0000000..0339459
--- /dev/null
+++ b/kmc_api/kmer_api.h
@@ -0,0 +1,539 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  Authors: Sebastian Deorowicz and Agnieszka Debudaj-Grabysz
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KMER_API_H
+#define _KMER_API_H
+
+
+#include "kmer_defs.h"
+#include <string>
+#include <iostream>
+#include "mmer.h"
+class CKMCFile;
+
+class CKmerAPI 
+{
+protected:
+
+	uint64 *kmer_data;				// An array to store kmer's data. On 64 bits 32 symbols can be stored
+									// Data are shifted to let sufix's symbols to start with a border of a byte
+
+	
+	uint32 kmer_length;				// Kmer's length, in symbols
+	uchar byte_alignment;			// A number of "empty" symbols placed before prefix to let sufix's symbols to start with a border of a byte
+
+	uint32 no_of_rows;				// A number of 64-bits words allocated for kmer_data 	
+
+	friend class CKMCFile;
+
+public:
+	static const char char_codes[];
+	static char num_codes[256];
+	struct _si  
+    {   _si()
+        {
+            for(int i = 0; i < 256; i++)
+                num_codes[i] = -1;
+			num_codes['A'] = num_codes['a'] = 0;
+			num_codes['C'] = num_codes['c'] = 1;
+			num_codes['G'] = num_codes['g'] = 2;
+			num_codes['T'] = num_codes['t'] = 3;
+        }
+    } static _init;
+
+
+// ----------------------------------------------------------------------------------
+// The constructor creates kmer for the number of symbols equal to length. 
+// The array kmer_data has the size of ceil((length + byte_alignment) / 32))
+// IN	: length - a number of symbols of a kmer
+// ----------------------------------------------------------------------------------
+	inline CKmerAPI(uint32 length = 0)
+	{
+		if(length)
+		{
+			if(length % 4)
+				byte_alignment = 4 - (length % 4);	
+			else
+				byte_alignment = 0;
+
+			no_of_rows = (((length + byte_alignment) % 32) ? (length + byte_alignment) / 32 + 1 : (length + byte_alignment) / 32); 
+			//no_of_rows = (int)ceil((double)(length + byte_alignment) / 32);
+			kmer_data = new uint64[no_of_rows];
+
+			memset(kmer_data, 0, sizeof(*kmer_data) * no_of_rows);
+		}
+		else
+		{
+			kmer_data = NULL;
+			no_of_rows = 0;
+		}
+		kmer_length = length;
+	};
+//-----------------------------------------------------------------------
+// The destructor
+//-----------------------------------------------------------------------
+	inline ~CKmerAPI()
+	{
+		if (kmer_data != NULL)
+			delete [] kmer_data;
+	};
+
+//-----------------------------------------------------------------------
+// The copy constructor
+//-----------------------------------------------------------------------
+	inline CKmerAPI(const CKmerAPI &kmer)
+	{
+		kmer_length = kmer.kmer_length;
+		byte_alignment = kmer.byte_alignment;
+		no_of_rows = kmer.no_of_rows;
+		
+		kmer_data = new uint64[no_of_rows];
+			
+		for(uint32 i = 0; i < no_of_rows; i++)
+			kmer_data[i] = kmer.kmer_data[i];
+
+	};
+
+//-----------------------------------------------------------------------
+// The operator =
+//-----------------------------------------------------------------------	
+	inline CKmerAPI& operator=(const CKmerAPI &kmer)
+	{
+		if(kmer.kmer_length != kmer_length)		
+		{
+			if(kmer_length && kmer_data)
+				delete [] kmer_data;
+		
+			kmer_length = kmer.kmer_length;
+			byte_alignment = kmer.byte_alignment;
+			no_of_rows = kmer.no_of_rows;
+		
+			kmer_data = new uint64[no_of_rows];
+		}
+
+		for(uint32 i = 0; i < no_of_rows; i++)
+			kmer_data[i] = kmer.kmer_data[i];
+
+		return *this;
+	};
+
+//-----------------------------------------------------------------------
+// The operator ==
+//-----------------------------------------------------------------------
+	inline bool operator==(const CKmerAPI &kmer)
+	{
+			if(kmer.kmer_length != kmer_length)
+				return false;
+
+			for(uint32 i = 0; i < no_of_rows; i++)
+				if(kmer.kmer_data[i] != kmer_data[i])
+					return false;
+
+			return true;
+
+	};
+
+//-----------------------------------------------------------------------
+// Operator < . If arguments differ in length a result is undefined
+//-----------------------------------------------------------------------
+	inline bool operator<(const CKmerAPI &kmer)
+	{
+			if(kmer.kmer_length != kmer_length)
+				return false;					
+
+			for(uint32 i = 0; i < no_of_rows; i++)
+				if(kmer.kmer_data[i] > kmer_data[i])
+					return true;
+				else
+					if(kmer.kmer_data[i] < kmer_data[i])
+						return false;
+				
+			return false;
+	};
+
+//-----------------------------------------------------------------------
+// Return a symbol of a kmer from an indicated position (numbered form 0).
+// The symbol is returned as an ASCI character A/C/G/T
+// IN	: pos - a position of a symbol
+// RET	: symbol - a symbol placed on a position pos
+//-----------------------------------------------------------------------
+	inline char get_asci_symbol(unsigned int pos)
+	{
+		if(pos >= kmer_length)
+			return 0;
+		
+		uint32 current_row = (pos + byte_alignment) / 32;
+		uint32 current_pos = ((pos + byte_alignment) % 32) * 2;
+		uint64 mask = 0xc000000000000000 >> current_pos;
+		uint64 symbol = kmer_data[current_row] & mask;
+		symbol = symbol >> (64 - current_pos - 2);
+		return char_codes[symbol];
+	
+	};
+
+	//-----------------------------------------------------------------------
+	// Return a symbol of a kmer from an indicated position (numbered form 0)
+	// The symbol is returned as a numerical value 0/1/2/3
+	// IN	: pos - a position of a symbol
+	// RET	: symbol - a symbol placed on a position pos
+	//-----------------------------------------------------------------------
+	inline uchar get_num_symbol(unsigned int pos)
+	{
+		if (pos >= kmer_length)
+			return 0;
+
+		uint32 current_row = (pos + byte_alignment) / 32;
+		uint32 current_pos = ((pos + byte_alignment) % 32) * 2;
+		uint64 mask = 0xc000000000000000 >> current_pos;
+		uint64 symbol = kmer_data[current_row] & mask;
+		symbol = symbol >> (64 - current_pos - 2);
+		uchar* byte_ptr = reinterpret_cast<uchar*>(&symbol);
+		return *byte_ptr;
+
+	};
+
+//-----------------------------------------------------------------------
+// Convert kmer into string (an alphabet ACGT)
+// RET	: string kmer
+//-----------------------------------------------------------------------
+	inline std::string to_string()
+	{
+		std::string string_kmer;
+		uchar *byte_ptr;
+		uchar c;
+		uchar temp_byte_alignment = byte_alignment;
+		uint32 cur_string_size = 0;
+
+		string_kmer.reserve(kmer_length + 1);
+		string_kmer.resize(kmer_length + 1);
+		
+
+		for(uint32 row_counter = 0; row_counter < no_of_rows; row_counter++)
+		{
+			byte_ptr = reinterpret_cast<uchar*>(&kmer_data[row_counter]);
+
+			byte_ptr += 7;					// shift a pointer towards a MSB
+		
+			for(uint32 i = 0; (i < kmer_length) && (i < 32); i += 4)		// 32 symbols of any "row" in kmer_data
+			{				
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0xc0 & *byte_ptr;			//11000000
+					c = c >> 6;
+					string_kmer[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+
+				if((i == 0) && temp_byte_alignment)				// check if a  byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x30 & *byte_ptr;			//00110000
+					c = c >> 4;
+					string_kmer[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+				
+				if((i == 0) && temp_byte_alignment)				// check if a  byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x0c & *byte_ptr;			//00001100
+					c = c >> 2;
+					string_kmer[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+																// no need to check byte alignment as its length is at most 3 
+				c = 0x03 & *byte_ptr;			//00000011
+				string_kmer[cur_string_size++] = char_codes[c];
+				if (cur_string_size == kmer_length) break;
+
+				byte_ptr--;
+			}
+		}
+		string_kmer[cur_string_size] = '\0';
+		return string_kmer;
+	};
+//-----------------------------------------------------------------------
+// Convert kmer into string (an alphabet ACGT). The function assumes enough memory was allocated
+// OUT	: str - string kmer. 
+//-----------------------------------------------------------------------
+	inline void to_string(char *str)
+	{
+		uchar *byte_ptr;
+		uchar c;
+		uchar temp_byte_alignment = byte_alignment;
+		uchar cur_string_size = 0;
+		
+
+		for(uint32 row_counter = 0; row_counter < no_of_rows; row_counter++)
+		{
+			byte_ptr = reinterpret_cast<uchar*>(&kmer_data[row_counter]);
+
+			byte_ptr += 7;					// shift a pointer towards a MSB
+		
+			for(uint32 i = 0; (i < kmer_length) && (i < 32); i += 4)		// 32 symbols of any "row" in kmer_data
+			{
+				
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0xc0 & *byte_ptr;			//11000000
+					c = c >> 6;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x30 & *byte_ptr;			//00110000
+					c = c >> 4;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+				
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x0c & *byte_ptr;			//00001100
+					c = c >> 2;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+																// no need to check byte alignment as its length is at most 3  
+				c = 0x03 & *byte_ptr;			//00000011
+				str[cur_string_size++] = char_codes[c];
+				if (cur_string_size == kmer_length) break;
+
+				byte_ptr--;
+			}
+		}
+		str[cur_string_size] = '\0';
+	};
+
+//-----------------------------------------------------------------------
+// Convert kmer into string (an alphabet ACGT)
+// OUT 	: str - string kmer
+//-----------------------------------------------------------------------
+	 inline void to_string(std::string &str) 
+	 {
+		uchar *byte_ptr;
+		uchar c;
+		uchar temp_byte_alignment = byte_alignment;
+		uint32 cur_string_size = 0;
+
+		str.reserve(kmer_length + 1);
+		str.resize(kmer_length + 1);
+		
+
+		for(uint32 row_counter = 0; row_counter < no_of_rows; row_counter++)
+		{
+			byte_ptr = reinterpret_cast<uchar*>(&kmer_data[row_counter]);
+
+			byte_ptr += 7;					// shift a pointer towards a MSB
+		
+			for(uint32 i = 0; (i < kmer_length) && (i < 32); i += 4)		// 32 symbols of any "row" in kmer_data
+			{
+				
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0xc0 & *byte_ptr;			//11000000
+					c = c >> 6;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x30 & *byte_ptr;			//00110000
+					c = c >> 4;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+				
+				if((i == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+					temp_byte_alignment--;						
+				else
+				{
+					c = 0x0c & *byte_ptr;			//00001100
+					c = c >> 2;
+					str[cur_string_size++] = char_codes[c];
+					if (cur_string_size == kmer_length) break;
+				}
+																// no need to check byte alignment as its length is at most 3 
+				c = 0x03 & *byte_ptr;			//00000011
+				str[cur_string_size++] = char_codes[c];
+				if (cur_string_size == kmer_length) break;
+
+				byte_ptr--;
+			}
+		}
+		str[cur_string_size] = '\0';
+	 };
+
+//-----------------------------------------------------------------------
+// Convert a string of an alphabet ACGT into a kmer of a CKmerAPI
+// IN	: kmer_string	- a string of an alphabet ACGT
+// RET	: true			- if succesfull
+//-----------------------------------------------------------------------
+	 inline bool from_string(std::string kmer_string)
+	 {
+		 unsigned char c_char;
+		 uchar c_binary;
+		 uchar temp_byte_alignment;
+
+		 for (uint32 ii = 0; ii < kmer_string.size(); ++ii)
+		 {
+		 if (num_codes[(uchar)kmer_string[ii]] == -1)
+			 return false;
+		 }
+		
+
+		if(kmer_length != kmer_string.size())	
+		{
+			if(kmer_length && kmer_data)
+				delete [] kmer_data;
+		
+			kmer_length = (uint32)kmer_string.size();
+
+			if(kmer_length % 4)
+				byte_alignment = 4 - (kmer_length % 4);	
+			else
+				byte_alignment = 0;
+
+			
+			if(kmer_length != 0)
+			{
+				no_of_rows = (((kmer_length + byte_alignment) % 32) ? (kmer_length + byte_alignment) / 32 + 1 : (kmer_length + byte_alignment) / 32);
+				//no_of_rows = (int)ceil((double)(kmer_length + byte_alignment) / 32);
+				kmer_data = new uint64[no_of_rows];
+				//memset(kmer_data, 0, sizeof(*kmer_data) * no_of_rows);
+			}
+		}
+
+		memset(kmer_data, 0, sizeof(*kmer_data) * no_of_rows);
+		temp_byte_alignment = byte_alignment;
+		uint32 i = 0;
+		uint32 i_in_string = 0;
+		uchar *byte_ptr;
+
+		for(uint32 row_index = 0; row_index < no_of_rows; row_index++)
+		{
+			byte_ptr = reinterpret_cast<uchar*>(&kmer_data[row_index]);
+			byte_ptr += 7;					// shift a pointer towards a MSB
+
+			while(i < kmer_length)
+			{
+				if((i_in_string == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+				{															
+					temp_byte_alignment--;						
+					i++;
+				}
+				else
+				{
+					c_char = kmer_string[i_in_string];
+					c_binary = num_codes[c_char];
+					c_binary = c_binary << 6;		//11000000
+					*byte_ptr = *byte_ptr | c_binary;
+					i++;
+					i_in_string++;
+					if(i_in_string == kmer_length) break;
+				}
+
+				if((i_in_string == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+				{
+					temp_byte_alignment--;						
+					i++;
+				}
+				else
+				{
+					c_char = kmer_string[i_in_string];
+					c_binary = num_codes[c_char];
+					c_binary = c_binary << 4;
+					*byte_ptr = *byte_ptr | c_binary;
+					i++;
+					i_in_string++;
+					if(i_in_string == kmer_length) break;
+				}
+
+				//!!!if((i == 0) && temp_byte_alignment)	//poprawka zg3oszona przez Maaka D3ugosza			// check if a byte_alignment placed before a prefix is to be skipped
+				if ((i_in_string == 0) && temp_byte_alignment)				// check if a byte_alignment placed before a prefix is to be skipped
+				{
+					temp_byte_alignment--;						
+					i++;
+				}
+				else
+				{
+					c_char = kmer_string[i_in_string];
+					c_binary = num_codes[c_char];
+					c_binary = c_binary << 2;
+					*byte_ptr = *byte_ptr | c_binary;
+					i++;
+					i_in_string++;
+					if(i_in_string == kmer_length) break;
+				}
+
+				c_char = kmer_string[i_in_string];
+				c_binary = num_codes[c_char];
+				*byte_ptr = *byte_ptr | c_binary;
+				i++;
+				i_in_string++;
+				if(i_in_string == kmer_length) break;
+
+				if( i % 32 == 0) 
+					break; //check if a new "row" is to be started
+				byte_ptr--;
+			}
+		};
+		return true;
+	}
+//-----------------------------------------------------------------------
+// Counts a signature of an existing kmer
+// IN	: sig_len	- the length of a signature
+// RET	: signature value
+//-----------------------------------------------------------------------
+	 uint32 get_signature(uint32 sig_len)
+	 {
+		 uchar symb;
+		 CMmer cur_mmr(sig_len);
+		 
+		 for(uint32 i = 0; i < sig_len; ++i)
+		 {
+			 symb = get_num_symbol(i);
+			 cur_mmr.insert(symb);
+		 }
+		 CMmer min_mmr(cur_mmr);
+		 for (uint32 i = sig_len; i < kmer_length; ++i)
+		 {
+			 symb = get_num_symbol(i);
+			 cur_mmr.insert(symb);
+			 
+			 if (cur_mmr < min_mmr)
+				 min_mmr = cur_mmr;
+		 }
+		 return min_mmr.get();
+	 }
+	
+};
+
+
+#endif
+
+// ***** EOF
diff --git a/kmc_api/kmer_defs.h b/kmc_api/kmer_defs.h
new file mode 100755
index 0000000..30c18b8
--- /dev/null
+++ b/kmc_api/kmer_defs.h
@@ -0,0 +1,47 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  Authors: Sebastian Deorowicz and Agnieszka Debudaj-Grabysz
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+
+#ifndef _KMER_DEFS_H
+#define _KMER_DEFS_H
+
+#define KMC_VER		"2.0"
+#define KMC_DATE	"2014-07-04"
+
+#define MIN(x,y)	((x) < (y) ? (x) : (y))
+
+#ifndef WIN32
+	#include <stdint.h>
+	#include <stdio.h>
+	#include <stdlib.h>
+	#include <math.h>
+	#include <string.h>
+
+	#define _TCHAR	char
+	#define _tmain	main
+
+	#define my_fopen    fopen
+	#define my_fseek    fseek
+	#define my_ftell    ftell
+#else
+	#define my_fopen    fopen
+	#define my_fseek    _fseeki64
+	#define my_ftell    _ftelli64
+#endif
+	//typedef unsigned char uchar;
+
+	typedef int int32;
+	typedef unsigned int uint32;
+	typedef long long int64;
+	typedef unsigned long long uint64;
+	typedef unsigned char uchar;
+#endif
+
+// ***** EOF
diff --git a/kmc_api/mmer.cpp b/kmc_api/mmer.cpp
new file mode 100755
index 0000000..b0ceb73
--- /dev/null
+++ b/kmc_api/mmer.cpp
@@ -0,0 +1,49 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "../kmc_api/mmer.h"
+
+
+uint32 CMmer::norm5[];
+uint32 CMmer::norm6[];
+uint32 CMmer::norm7[];
+uint32 CMmer::norm8[];
+
+CMmer::_si CMmer::_init;
+
+
+//--------------------------------------------------------------------------
+CMmer::CMmer(uint32 _len)
+{
+	switch (_len)
+	{
+	case 5:
+		norm = norm5;
+		break;
+	case 6:
+		norm = norm6;
+		break;
+	case 7:
+		norm = norm7;
+		break;
+	case 8:
+		norm = norm8;
+		break;
+	default:
+		break;
+	}
+	len = _len;
+	mask = (1 << _len * 2) - 1;
+	str = 0;
+}
+
+//--------------------------------------------------------------------------
+
diff --git a/kmc_api/mmer.h b/kmc_api/mmer.h
new file mode 100755
index 0000000..6f12f0e
--- /dev/null
+++ b/kmc_api/mmer.h
@@ -0,0 +1,182 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _MMER_H
+#define _MMER_H
+#include "kmer_defs.h"
+
+// *************************************************************************
+// *************************************************************************
+
+
+class CMmer
+{
+	uint32 str;
+	uint32 mask;
+	uint32 current_val;
+	uint32* norm;
+	uint32 len;
+	static uint32 norm5[1 << 10];
+	static uint32 norm6[1 << 12];
+	static uint32 norm7[1 << 14];	
+	static uint32 norm8[1 << 16];
+
+	static bool is_allowed(uint32 mmer, uint32 len)
+	{
+		if ((mmer & 0x3f) == 0x3f)            // TTT suffix
+			return false;
+		if ((mmer & 0x3f) == 0x3b)            // TGT suffix
+			return false;
+		if ((mmer & 0x3c) == 0x3c)            // TG* suffix
+			return false;
+
+		for (uint32 j = 0; j < len - 3; ++j)
+		if ((mmer & 0xf) == 0)                // AA inside
+			return false;
+		else
+			mmer >>= 2;
+
+		if (mmer == 0)            // AAA prefix
+			return false;
+		if (mmer == 0x04)        // ACA prefix
+			return false;
+		if ((mmer & 0xf) == 0)    // *AA prefix
+			return false;
+	
+		return true;
+	}
+
+	friend class CSignatureMapper;
+	struct _si
+	{			
+		static uint32 get_rev(uint32 mmer, uint32 len)
+		{
+			uint32 rev = 0;
+			uint32 shift = len*2 - 2;
+			for(uint32 i = 0 ; i < len ; ++i)
+			{
+				rev += (3 - (mmer & 3)) << shift;
+				mmer >>= 2;
+				shift -= 2;
+			}
+			return rev;
+		}
+
+		
+
+		static void init_norm(uint32* norm, uint32 len)
+		{
+			uint32 special = 1 << len * 2;
+			for(uint32 i = 0 ; i < special ; ++i)
+			{				
+				uint32 rev = get_rev(i, len);
+				uint32 str_val = is_allowed(i, len) ? i : special;
+				uint32 rev_val = is_allowed(rev, len) ? rev : special;
+				norm[i] = MIN(str_val, rev_val);				
+			}
+		}
+
+		_si()
+		{
+			init_norm(norm5, 5);
+			init_norm(norm6, 6);
+			init_norm(norm7, 7);
+			init_norm(norm8, 8);
+		}
+
+	}static _init;
+public:
+	CMmer(uint32 _len);
+	inline void insert(uchar symb);
+	inline uint32 get() const;
+	inline bool operator==(const CMmer& x);
+	inline bool operator<(const CMmer& x);
+	inline void clear();
+	inline bool operator<=(const CMmer& x);
+	inline void set(const CMmer& x);
+	inline void insert(char* seq);
+	
+};
+
+
+
+//--------------------------------------------------------------------------
+inline void CMmer::insert(uchar symb)
+{
+	str <<= 2;
+	str += symb;
+	str &= mask;
+
+	current_val = norm[str];
+}
+
+//--------------------------------------------------------------------------
+inline uint32 CMmer::get() const
+{
+	return current_val;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator==(const CMmer& x)
+{
+	return current_val == x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator<(const CMmer& x)
+{
+	return current_val < x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::clear()
+{
+	str = 0;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator<=(const CMmer& x)
+{
+	return current_val <= x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::set(const CMmer& x)
+{
+	str = x.str;
+	current_val = x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::insert(char* seq)
+{
+	switch (len)
+	{
+	case 5: 
+		str = (seq[0] << 8) + (seq[1] << 6) + (seq[2] << 4) + (seq[3] << 2) + (seq[4]);
+		break;
+	case 6:
+		str = (seq[0] << 10) + (seq[1] << 8) + (seq[2] << 6) + (seq[3] << 4) + (seq[4] << 2) + (seq[5]);
+		break;
+	case 7:
+		str = (seq[0] << 12) + (seq[1] << 10) + (seq[2] << 8) + (seq[3] << 6) + (seq[4] << 4 ) + (seq[5] << 2) + (seq[6]);
+		break;
+	case 8:
+		str = (seq[0] << 14) + (seq[1] << 12) + (seq[2] << 10) + (seq[3] << 8) + (seq[4] << 6) + (seq[5] << 4) + (seq[6] << 2) + (seq[7]);
+		break;
+	default:
+		break;
+	}
+
+	current_val = norm[str];
+}
+
+
+#endif
\ No newline at end of file
diff --git a/kmc_api/stdafx.h b/kmc_api/stdafx.h
new file mode 100755
index 0000000..5b8d29d
--- /dev/null
+++ b/kmc_api/stdafx.h
@@ -0,0 +1,4 @@
+#include <stdio.h>
+#include <ext/algorithm>
+#include <iostream>
+using namespace std;
diff --git a/kmc_dump/ReadMe.txt b/kmc_dump/ReadMe.txt
new file mode 100755
index 0000000..5bb3111
--- /dev/null
+++ b/kmc_dump/ReadMe.txt
@@ -0,0 +1,40 @@
+========================================================================
+    CONSOLE APPLICATION : kmc_dump Project Overview
+========================================================================
+
+AppWizard has created this kmc_dump application for you.
+
+This file contains a summary of what you will find in each of the files that
+make up your kmc_dump application.
+
+
+kmc_dump.vcxproj
+    This is the main project file for VC++ projects generated using an Application Wizard.
+    It contains information about the version of Visual C++ that generated the file, and
+    information about the platforms, configurations, and project features selected with the
+    Application Wizard.
+
+kmc_dump.vcxproj.filters
+    This is the filters file for VC++ projects generated using an Application Wizard. 
+    It contains information about the association between the files in your project 
+    and the filters. This association is used in the IDE to show grouping of files with
+    similar extensions under a specific node (for e.g. ".cpp" files are associated with the
+    "Source Files" filter).
+
+kmc_dump.cpp
+    This is the main application source file.
+
+/////////////////////////////////////////////////////////////////////////////
+Other standard files:
+
+StdAfx.h, StdAfx.cpp
+    These files are used to build a precompiled header (PCH) file
+    named kmc_dump.pch and a precompiled types file named StdAfx.obj.
+
+/////////////////////////////////////////////////////////////////////////////
+Other notes:
+
+AppWizard uses "TODO:" comments to indicate parts of the source code you
+should add to or customize.
+
+/////////////////////////////////////////////////////////////////////////////
diff --git a/kmc_dump/kmc_dump.cpp b/kmc_dump/kmc_dump.cpp
new file mode 100755
index 0000000..9b653e2
--- /dev/null
+++ b/kmc_dump/kmc_dump.cpp
@@ -0,0 +1,146 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  This file demonstrates the example usage of kmc_api software. 
+  It reads kmer_counter's output and prints kmers to an output file.
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "stdafx.h"
+#include <iostream>
+#include "../kmc_api/kmc_file.h"
+#include "nc_utils.h"
+
+
+void print_info(void);
+
+int _tmain(int argc, char* argv[])
+{
+	CKMCFile kmer_data_base;
+	int32 i;
+	uint32 min_count_to_set = 0;
+	uint32 max_count_to_set = 0;
+	std::string input_file_name;
+	std::string output_file_name;
+
+	FILE * out_file;
+	//------------------------------------------------------------
+	// Parse input parameters
+	//------------------------------------------------------------
+	if(argc < 3)
+	{
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	for(i = 1; i < argc; ++i)
+	{
+		if(argv[i][0] == '-')
+		{	
+			if(strncmp(argv[i], "-ci", 3) == 0)
+				min_count_to_set = atoi(&argv[i][3]);
+			else if(strncmp(argv[i], "-cx", 3) == 0)
+					max_count_to_set = atoi(&argv[i][3]);
+		}
+		else
+			break;
+	}
+
+	if(argc - i < 2)
+	{ 
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	input_file_name = std::string(argv[i++]);
+	output_file_name = std::string(argv[i]);
+
+	if((out_file = fopen (output_file_name.c_str(),"wb")) == NULL)
+	{
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	setvbuf(out_file, NULL ,_IOFBF, 1 << 24);
+
+	//------------------------------------------------------------------------------
+	// Open kmer database for listing and print kmers within min_count and max_count
+	//------------------------------------------------------------------------------
+
+	if (!kmer_data_base.OpenForListing(input_file_name))
+	{
+		print_info();
+		return EXIT_FAILURE ;
+	}
+	else
+	{
+		uint32 _kmer_length;
+		uint32 _mode;
+		uint32 _counter_size;
+		uint32 _lut_prefix_length;
+		uint32 _signature_len;
+		uint32 _min_count;
+		uint32 _max_count;
+		uint64 _total_kmers;
+
+		kmer_data_base.Info(_kmer_length, _mode, _counter_size, _lut_prefix_length, _signature_len, _min_count, _max_count, _total_kmers);
+
+		float counter;
+		//std::string str;
+		char str[1024];
+		uint32 counter_len;
+		
+		CKmerAPI kmer_object(_kmer_length);
+		
+		if(min_count_to_set)
+		if (!(kmer_data_base.SetMinCount(min_count_to_set)))
+				return EXIT_FAILURE;
+		if(max_count_to_set)
+		if (!(kmer_data_base.SetMaxCount(max_count_to_set)))
+				return EXIT_FAILURE;	
+
+		while (kmer_data_base.ReadNextKmer(kmer_object, counter))
+		{
+			kmer_object.to_string(str);
+
+			str[_kmer_length] = '\t';
+			if (_mode)
+				counter_len = CNumericConversions::Double2PChar(counter, 6, (uchar*)str + _kmer_length + 1);
+			else
+				counter_len = CNumericConversions::Int2PChar((uint64)counter, (uchar*)str + _kmer_length + 1);
+
+			str[_kmer_length + 1 + counter_len] = '\n';
+			fwrite(str, 1, _kmer_length + counter_len + 2, out_file);
+
+			/*if(_mode)		
+				fprintf(out_file, "%s\t%f\n", str.c_str(), counter);
+			else
+				fprintf(out_file, "%s\t%d\n", str.c_str(), (int)counter);*/
+		}
+	
+		fclose(out_file);
+		kmer_data_base.Close();
+	}
+
+	return EXIT_SUCCESS; 
+}
+// -------------------------------------------------------------------------
+// Print execution options 
+// -------------------------------------------------------------------------
+void print_info(void)
+{
+	std::cout << "KMC dump ver. " << KMC_VER << " (" << KMC_DATE << ")\n";
+	std::cout << "\nUsage:\nkmc_dump [options] <kmc_database> <output_file>\n";
+	std::cout << "Parameters:\n";
+	std::cout << "<kmc_database> - kmer_counter's output\n";
+	std::cout << "Options:\n";
+	std::cout << "-ci<value> - print k-mers occurring less than <value> times\n";
+	std::cout << "-cx<value> - print k-mers occurring more of than <value> times\n";
+};
+
+// ***** EOF
diff --git a/kmc_dump/kmc_dump.vcxproj b/kmc_dump/kmc_dump.vcxproj
new file mode 100755
index 0000000..77ad066
--- /dev/null
+++ b/kmc_dump/kmc_dump.vcxproj
@@ -0,0 +1,169 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{8939AD12-23D5-469C-806B-DC3F98F8A514}</ProjectGuid>
+    <Keyword>Win32Proj</Keyword>
+    <RootNamespace>kmc_dump</RootNamespace>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <CharacterSet>NotSet</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>NotSet</CharacterSet>
+    <UseOfMfc>Static</UseOfMfc>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>NotSet</CharacterSet>
+    <UseOfMfc>Static</UseOfMfc>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <Optimization>Full</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <Optimization>Full</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <Text Include="ReadMe.txt" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\kmc_api\kmc_file.h" />
+    <ClInclude Include="..\kmc_api\kmer_api.h" />
+    <ClInclude Include="..\kmc_api\kmer_defs.h" />
+    <ClInclude Include="..\kmc_api\mmer.h" />
+    <ClInclude Include="nc_utils.h" />
+    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="targetver.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="..\kmc_api\kmc_file.cpp" />
+    <ClCompile Include="..\kmc_api\kmer_api.cpp" />
+    <ClCompile Include="..\kmc_api\mmer.cpp" />
+    <ClCompile Include="kmc_dump.cpp" />
+    <ClCompile Include="nc_utils.cpp" />
+    <ClCompile Include="stdafx.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+    </ClCompile>
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/kmc_dump/nc_utils.cpp b/kmc_dump/nc_utils.cpp
new file mode 100755
index 0000000..ec50bf4
--- /dev/null
+++ b/kmc_dump/nc_utils.cpp
@@ -0,0 +1,20 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  This file demonstrates the example usage of kmc_api software. 
+  It reads kmer_counter's output and prints kmers to an output file.
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-02-17
+*/
+
+#include "stdafx.h"
+#include "nc_utils.h"
+
+
+uchar CNumericConversions::digits[100000*5];
+int CNumericConversions::powOf10[30];
+CNumericConversions::_si CNumericConversions::_init;
\ No newline at end of file
diff --git a/kmc_dump/nc_utils.h b/kmc_dump/nc_utils.h
new file mode 100755
index 0000000..39aabbc
--- /dev/null
+++ b/kmc_dump/nc_utils.h
@@ -0,0 +1,138 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  This file demonstrates the example usage of kmc_api software. 
+  It reads kmer_counter's output and prints kmers to an output file.
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-02-17
+*/
+
+#include <string>
+#include "../kmc_api/kmer_defs.h"
+
+#ifndef _NC_UTILS_H
+#define _NC_UTILS_H
+class CNumericConversions {
+public:
+    static uchar digits[100000*5];
+	static int powOf10[30];
+    struct _si {
+        _si()
+        {
+            for(int i = 0; i < 100000; ++i)
+            {
+                int dig = i;
+
+                digits[i*5+4] = '0' + (dig % 10);
+                dig /= 10;
+                digits[i*5+3] = '0' + (dig % 10);
+                dig /= 10;
+                digits[i*5+2] = '0' + (dig % 10);
+                dig /= 10;
+                digits[i*5+1] = '0' + (dig % 10);
+                dig /= 10;
+                digits[i*5+0] = '0' + dig;
+            }
+			powOf10[0] = 1;
+			for(int i = 1 ; i < 30 ; ++i)
+			{
+				powOf10[i] = powOf10[i-1]*10;
+			}
+        }
+    } static _init;
+
+    static int NDigits(uint64 val)
+    {
+        if(val >= 10000)
+            return 5;
+        else if(val >= 1000)
+            return 4;
+        else if(val >= 100)
+            return 3;
+        else if(val >= 10)
+            return 2;
+        else
+            return 1;
+    }
+
+    static int Int2PChar(uint64 val, uchar *str)
+    {
+        if(val >= 1000000000000000ull)
+        {
+            uint64 dig1 = val / 1000000000000000ull;
+            val -= dig1 * 1000000000000000ull;
+            uint64 dig2 = val / 10000000000ull;
+            val -= dig2 * 10000000000ull;
+            uint64 dig3 = val / 100000ull;
+            uint64 dig4 = val - dig3 * 100000ull;
+
+            int ndig = NDigits(dig1);
+
+            memcpy(str, digits+dig1*5+(5-ndig), ndig);
+            memcpy(str+ndig, digits+dig2*5, 5);
+            memcpy(str+ndig+5, digits+dig3*5, 5);
+            memcpy(str+ndig+10, digits+dig4*5, 5);
+
+            return ndig+15;
+        }
+        else if(val >= 10000000000ull)
+        {
+            uint64 dig1 = val / 10000000000ull;
+            val -= dig1 * 10000000000ull;
+            uint64 dig2 = val / 100000ull;
+            uint64 dig3 = val - dig2 * 100000ull;
+
+            int ndig = NDigits(dig1);
+
+            memcpy(str, digits+dig1*5+(5-ndig), ndig);
+            memcpy(str+ndig, digits+dig2*5, 5);
+            memcpy(str+ndig+5, digits+dig3*5, 5);
+
+            return ndig+10;
+        }
+        else if(val >= 100000ull)
+        {
+            uint64 dig1 = val / 100000ull;
+            uint64 dig2 = val - dig1 * 100000ull;
+
+            int ndig = NDigits(dig1);
+
+            memcpy(str, digits+dig1*5+(5-ndig), ndig);
+            memcpy(str+ndig, digits+dig2*5, 5);
+
+            return ndig+5;
+        }
+        else
+        {
+            int ndig = NDigits(val);
+
+            memcpy(str, digits+val*5+(5-ndig), ndig);
+
+            return ndig;
+        }
+	}
+
+	static int Double2PChar(double val, int prec, uchar *str)
+	{
+		double corrector = .5 / powOf10[prec];
+		val += corrector;
+		double ipart;
+		double fractPart = std::modf(val, &ipart);
+		uint32 intPart = (uint32)ipart;
+		uint32 len = Int2PChar(intPart, str);
+		uint32 pos = len;
+		str[pos++] = '.';
+		for(int i = 0 ; i < prec ; ++i)
+		{
+			fractPart *= 10;
+			str[pos++] = '0' + (uint32)fractPart  % 10 ;
+		}
+		return len + prec + 1;
+	}
+};
+
+#endif
\ No newline at end of file
diff --git a/kmc_dump/stdafx.cpp b/kmc_dump/stdafx.cpp
new file mode 100755
index 0000000..666224a
--- /dev/null
+++ b/kmc_dump/stdafx.cpp
@@ -0,0 +1,8 @@
+// stdafx.cpp : source file that includes just the standard includes
+// kmc_dump.pch will be the pre-compiled header
+// stdafx.obj will contain the pre-compiled type information
+
+#include "stdafx.h"
+
+// TODO: reference any additional headers you need in STDAFX.H
+// and not in this file
diff --git a/kmc_dump/stdafx.h b/kmc_dump/stdafx.h
new file mode 100755
index 0000000..6ae71a9
--- /dev/null
+++ b/kmc_dump/stdafx.h
@@ -0,0 +1,26 @@
+#ifdef WIN32
+
+// stdafx.h : include file for standard system include files,
+// or project specific include files that are used frequently, but
+// are changed infrequently
+//
+
+#pragma once
+
+#include "targetver.h"
+
+#include <stdio.h>
+#include <tchar.h>
+
+
+
+// TODO: reference additional headers your program requires here
+
+#else
+
+#include <stdio.h>
+#include <ext/algorithm>
+#include <iostream>
+using namespace std;
+
+#endif
\ No newline at end of file
diff --git a/kmc_dump/targetver.h b/kmc_dump/targetver.h
new file mode 100755
index 0000000..90e767b
--- /dev/null
+++ b/kmc_dump/targetver.h
@@ -0,0 +1,8 @@
+#pragma once
+
+// Including SDKDDKVer.h defines the highest available Windows platform.
+
+// If you wish to build your application for a previous Windows platform, include WinSDKVer.h and
+// set the _WIN32_WINNT macro to the platform you wish to support before including SDKDDKVer.h.
+
+#include <SDKDDKVer.h>
diff --git a/kmc_dump_sample/ReadMe.txt b/kmc_dump_sample/ReadMe.txt
new file mode 100755
index 0000000..2ef5fa9
--- /dev/null
+++ b/kmc_dump_sample/ReadMe.txt
@@ -0,0 +1,40 @@
+========================================================================
+    CONSOLE APPLICATION : kmc_dump_sample Project Overview
+========================================================================
+
+AppWizard has created this kmc_dump_sample application for you.
+
+This file contains a summary of what you will find in each of the files that
+make up your kmc_dump_sample application.
+
+
+kmc_dump_sample.vcxproj
+    This is the main project file for VC++ projects generated using an Application Wizard.
+    It contains information about the version of Visual C++ that generated the file, and
+    information about the platforms, configurations, and project features selected with the
+    Application Wizard.
+
+kmc_dump_sample.vcxproj.filters
+    This is the filters file for VC++ projects generated using an Application Wizard. 
+    It contains information about the association between the files in your project 
+    and the filters. This association is used in the IDE to show grouping of files with
+    similar extensions under a specific node (for e.g. ".cpp" files are associated with the
+    "Source Files" filter).
+
+kmc_dump_sample.cpp
+    This is the main application source file.
+
+/////////////////////////////////////////////////////////////////////////////
+Other standard files:
+
+StdAfx.h, StdAfx.cpp
+    These files are used to build a precompiled header (PCH) file
+    named kmc_dump_sample.pch and a precompiled types file named StdAfx.obj.
+
+/////////////////////////////////////////////////////////////////////////////
+Other notes:
+
+AppWizard uses "TODO:" comments to indicate parts of the source code you
+should add to or customize.
+
+/////////////////////////////////////////////////////////////////////////////
diff --git a/kmc_dump_sample/kmc_dump_sample.cpp b/kmc_dump_sample/kmc_dump_sample.cpp
new file mode 100755
index 0000000..552938f
--- /dev/null
+++ b/kmc_dump_sample/kmc_dump_sample.cpp
@@ -0,0 +1,133 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  This file demonstrates the example usage of kmc_api software. 
+  It reads kmer_counter's output and prints kmers to an output file.
+
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "stdafx.h"
+#include <iostream>
+#include "../kmc_api/kmc_file.h"
+
+void print_info(void);
+
+int _tmain(int argc, char* argv[])
+{
+	CKMCFile kmer_data_base;
+	int32 i;
+	uint32 min_count_to_set = 0;
+	uint32 max_count_to_set = 0;
+	std::string input_file_name;
+	std::string output_file_name;
+
+	FILE * out_file;
+	//------------------------------------------------------------
+	// Parse input parameters
+	//------------------------------------------------------------
+	if(argc < 3)
+	{
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	for(i = 1; i < argc; ++i)
+	{
+		if(argv[i][0] == '-')
+		{	
+			if(strncmp(argv[i], "-ci", 3) == 0)
+				min_count_to_set = atoi(&argv[i][3]);
+			else if(strncmp(argv[i], "-cx", 3) == 0)
+					max_count_to_set = atoi(&argv[i][3]);
+		}
+		else
+			break;
+	}
+
+	if(argc - i < 2)
+	{ 
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	input_file_name = std::string(argv[i++]);
+	output_file_name = std::string(argv[i]);
+
+	if((out_file = fopen (output_file_name.c_str(),"wb")) == NULL)
+	{
+		print_info();
+		return EXIT_FAILURE;
+	}
+
+	setvbuf(out_file, NULL ,_IOFBF, 1 << 24);
+
+	//------------------------------------------------------------------------------
+	// Open kmer database for listing and print kmers within min_count and max_count
+	//------------------------------------------------------------------------------
+
+	if (!kmer_data_base.OpenForListing(input_file_name))
+	{
+		print_info();
+		return EXIT_FAILURE ;
+	}
+	else
+	{
+		uint32 _kmer_length;
+		uint32 _mode;
+		uint32 _counter_size;
+		uint32 _lut_prefix_length;
+		uint32 _signature_len;
+		uint32 _min_count;
+		uint32 _max_count;
+		uint64 _total_kmers;
+
+		kmer_data_base.Info(_kmer_length, _mode, _counter_size, _lut_prefix_length, _signature_len, _min_count, _max_count, _total_kmers);
+
+		float counter;
+		std::string str;
+		
+		CKmerAPI kmer_object(_kmer_length);
+		
+		if(min_count_to_set)
+		if (!(kmer_data_base.SetMinCount(min_count_to_set)))
+				return EXIT_FAILURE;
+		if(max_count_to_set)
+		if (!(kmer_data_base.SetMaxCount(max_count_to_set)))
+				return EXIT_FAILURE;	
+
+		while (kmer_data_base.ReadNextKmer(kmer_object, counter))
+		{
+			kmer_object.to_string(str);
+
+			if(_mode)		
+				fprintf(out_file, "%s\t%f\n", str.c_str(), counter);
+			else
+				fprintf(out_file, "%s\t%d\n", str.c_str(), (int)counter);
+		}
+	
+		fclose(out_file);
+		kmer_data_base.Close();
+	}
+
+	return EXIT_SUCCESS; 
+}
+// -------------------------------------------------------------------------
+// Print execution options 
+// -------------------------------------------------------------------------
+void print_info(void)
+{
+	std::cout << "KMC dump ver. " << KMC_VER << " (" << KMC_DATE << ")\n";
+	std::cout << "\nUsage:\nkmc_dump [options] <kmc_database> <output_file>\n";
+	std::cout << "Parameters:\n";
+	std::cout << "<kmc_database> - kmer_counter's output\n";
+	std::cout << "Options:\n";
+	std::cout << "-ci<value> - print k-mers occurring less than <value> times\n";
+	std::cout << "-cx<value> - print k-mers occurring more of than <value> times\n";
+};
+
+// ***** EOF
diff --git a/kmc_dump_sample/kmc_dump_sample.vcxproj b/kmc_dump_sample/kmc_dump_sample.vcxproj
new file mode 100755
index 0000000..4defb6c
--- /dev/null
+++ b/kmc_dump_sample/kmc_dump_sample.vcxproj
@@ -0,0 +1,167 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{17823F37-86DE-4E58-B354-B84DA9EDA6A1}</ProjectGuid>
+    <Keyword>Win32Proj</Keyword>
+    <RootNamespace>kmc_dump_sample</RootNamespace>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <CharacterSet>NotSet</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>NotSet</CharacterSet>
+    <UseOfMfc>Static</UseOfMfc>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v120</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>NotSet</CharacterSet>
+    <UseOfMfc>Static</UseOfMfc>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <Optimization>Full</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level3</WarningLevel>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <Optimization>Full</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+    </ClCompile>
+    <Link>
+      <SubSystem>Console</SubSystem>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <Text Include="ReadMe.txt" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\kmc_api\kmc_file.h" />
+    <ClInclude Include="..\kmc_api\kmer_api.h" />
+    <ClInclude Include="..\kmc_api\kmer_defs.h" />
+    <ClInclude Include="..\kmc_api\mmer.h" />
+    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="targetver.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="..\kmc_api\kmc_file.cpp" />
+    <ClCompile Include="..\kmc_api\kmer_api.cpp" />
+    <ClCompile Include="..\kmc_api\mmer.cpp" />
+    <ClCompile Include="kmc_dump_sample.cpp" />
+    <ClCompile Include="stdafx.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+    </ClCompile>
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file
diff --git a/kmc_dump_sample/stdafx.cpp b/kmc_dump_sample/stdafx.cpp
new file mode 100755
index 0000000..a798ebf
--- /dev/null
+++ b/kmc_dump_sample/stdafx.cpp
@@ -0,0 +1,8 @@
+// stdafx.cpp : source file that includes just the standard includes
+// kmc_dump_sample.pch will be the pre-compiled header
+// stdafx.obj will contain the pre-compiled type information
+
+#include "stdafx.h"
+
+// TODO: reference any additional headers you need in STDAFX.H
+// and not in this file
diff --git a/kmc_dump_sample/stdafx.h b/kmc_dump_sample/stdafx.h
new file mode 100755
index 0000000..6ae71a9
--- /dev/null
+++ b/kmc_dump_sample/stdafx.h
@@ -0,0 +1,26 @@
+#ifdef WIN32
+
+// stdafx.h : include file for standard system include files,
+// or project specific include files that are used frequently, but
+// are changed infrequently
+//
+
+#pragma once
+
+#include "targetver.h"
+
+#include <stdio.h>
+#include <tchar.h>
+
+
+
+// TODO: reference additional headers your program requires here
+
+#else
+
+#include <stdio.h>
+#include <ext/algorithm>
+#include <iostream>
+using namespace std;
+
+#endif
\ No newline at end of file
diff --git a/kmc_dump_sample/targetver.h b/kmc_dump_sample/targetver.h
new file mode 100755
index 0000000..90e767b
--- /dev/null
+++ b/kmc_dump_sample/targetver.h
@@ -0,0 +1,8 @@
+#pragma once
+
+// Including SDKDDKVer.h defines the highest available Windows platform.
+
+// If you wish to build your application for a previous Windows platform, include WinSDKVer.h and
+// set the _WIN32_WINNT macro to the platform you wish to support before including SDKDDKVer.h.
+
+#include <SDKDDKVer.h>
diff --git a/kmer_counter.sln b/kmer_counter.sln
new file mode 100755
index 0000000..84ed1ff
--- /dev/null
+++ b/kmer_counter.sln
@@ -0,0 +1,62 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 2013
+VisualStudioVersion = 12.0.21005.1
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "kmer_counter", "kmer_counter\kmer_counter.vcxproj", "{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "kmc_dump", "kmc_dump\kmc_dump.vcxproj", "{8939AD12-23D5-469C-806B-DC3F98F8A514}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "kmc_dump_sample", "kmc_dump_sample\kmc_dump_sample.vcxproj", "{17823F37-86DE-4E58-B354-B84DA9EDA6A1}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Mixed Platforms = Debug|Mixed Platforms
+		Debug|Win32 = Debug|Win32
+		Debug|x64 = Debug|x64
+		Release|Mixed Platforms = Release|Mixed Platforms
+		Release|Win32 = Release|Win32
+		Release|x64 = Release|x64
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|Mixed Platforms.ActiveCfg = Debug|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|Mixed Platforms.Build.0 = Debug|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|Win32.ActiveCfg = Debug|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|Win32.Build.0 = Debug|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|x64.ActiveCfg = Debug|x64
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Debug|x64.Build.0 = Debug|x64
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|Mixed Platforms.ActiveCfg = Release|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|Mixed Platforms.Build.0 = Release|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|Win32.ActiveCfg = Release|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|Win32.Build.0 = Release|Win32
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|x64.ActiveCfg = Release|x64
+		{8C8B90DA-28B7-4D82-81F3-C0E7CE52D59F}.Release|x64.Build.0 = Release|x64
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Debug|Mixed Platforms.ActiveCfg = Debug|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Debug|Mixed Platforms.Build.0 = Debug|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Debug|Win32.ActiveCfg = Debug|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Debug|Win32.Build.0 = Debug|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Debug|x64.ActiveCfg = Debug|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|Mixed Platforms.ActiveCfg = Release|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|Mixed Platforms.Build.0 = Release|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|Win32.ActiveCfg = Release|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|Win32.Build.0 = Release|Win32
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|x64.ActiveCfg = Release|x64
+		{8939AD12-23D5-469C-806B-DC3F98F8A514}.Release|x64.Build.0 = Release|x64
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Debug|Mixed Platforms.ActiveCfg = Debug|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Debug|Mixed Platforms.Build.0 = Debug|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Debug|Win32.ActiveCfg = Debug|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Debug|Win32.Build.0 = Debug|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Debug|x64.ActiveCfg = Debug|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Release|Mixed Platforms.ActiveCfg = Release|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Release|Mixed Platforms.Build.0 = Release|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Release|Win32.ActiveCfg = Release|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Release|Win32.Build.0 = Release|Win32
+		{17823F37-86DE-4E58-B354-B84DA9EDA6A1}.Release|x64.ActiveCfg = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		VisualSVNWorkingCopyRoot = .
+	EndGlobalSection
+EndGlobal
diff --git a/kmer_counter/ReadMe.txt b/kmer_counter/ReadMe.txt
new file mode 100755
index 0000000..a003e5d
--- /dev/null
+++ b/kmer_counter/ReadMe.txt
@@ -0,0 +1,40 @@
+========================================================================
+    CONSOLE APPLICATION : kmer_counter Project Overview
+========================================================================
+
+AppWizard has created this kmer_counter application for you.
+
+This file contains a summary of what you will find in each of the files that
+make up your kmer_counter application.
+
+
+kmer_counter.vcxproj
+    This is the main project file for VC++ projects generated using an Application Wizard.
+    It contains information about the version of Visual C++ that generated the file, and
+    information about the platforms, configurations, and project features selected with the
+    Application Wizard.
+
+kmer_counter.vcxproj.filters
+    This is the filters file for VC++ projects generated using an Application Wizard. 
+    It contains information about the association between the files in your project 
+    and the filters. This association is used in the IDE to show grouping of files with
+    similar extensions under a specific node (for e.g. ".cpp" files are associated with the
+    "Source Files" filter).
+
+kmer_counter.cpp
+    This is the main application source file.
+
+/////////////////////////////////////////////////////////////////////////////
+Other standard files:
+
+StdAfx.h, StdAfx.cpp
+    These files are used to build a precompiled header (PCH) file
+    named kmer_counter.pch and a precompiled types file named StdAfx.obj.
+
+/////////////////////////////////////////////////////////////////////////////
+Other notes:
+
+AppWizard uses "TODO:" comments to indicate parts of the source code you
+should add to or customize.
+
+/////////////////////////////////////////////////////////////////////////////
diff --git a/kmer_counter/defs.h b/kmer_counter/defs.h
new file mode 100755
index 0000000..a187692
--- /dev/null
+++ b/kmer_counter/defs.h
@@ -0,0 +1,125 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _DEFS_H
+#define _DEFS_H
+
+#define KMC_VER		"2.0"
+#define KMC_DATE	"2014-07-04"
+
+#define _CRT_SECURE_NO_WARNINGS
+
+#define MIN(x,y)	((x) < (y) ? (x) : (y))
+#define MAX(x,y)	((x) > (y) ? (x) : (y))
+#define NORM(x, lower, upper)	((x) < (lower) ? (lower) : (x) > (upper) ? (upper) : (x))
+
+#define uchar	unsigned char
+
+#include <time.h>
+
+//#define DEBUG_MODE
+//#define DEVELOP_MODE
+
+#define USE_META_PROG
+
+#define KMER_X		3
+
+#define STATS_FASTQ_SIZE (1 << 28)
+
+#define EXPAND_BUFFER_RECS (1 << 16)
+
+
+#define MAX_BINS 512
+
+
+#ifndef MAX_K
+#define MAX_K		256
+#endif
+
+#define MIN_K		10
+
+#define MIN_MEM		4
+
+// Range of number of FASTQ/FASTA reading threads
+#define MIN_SF		1
+#define MAX_SF		32
+
+// Range of number of signature length
+#define MIN_SL		5
+#define MAX_SL		8
+
+// Range of number of splitting threads
+#define MIN_SP		1
+#define MAX_SP		64
+
+// Range of number of sorting threads
+#define MIN_SO		1
+#define MAX_SO		64
+
+// Range of number of threads per single sorting thread
+#define MIN_SR		1
+#define MAX_SR		16
+
+
+typedef float	count_t;
+
+#define KMER_WORDS		((MAX_K + 31) / 32)
+
+#ifdef _DEBUG
+#define A_memcpy	memcpy
+#define A_memset	memset
+#endif
+
+
+// Choose between:
+//#define BOOST_THREAD			// Boost threads
+//#define THREADS_NATIVE		// C++11 threads
+
+#ifdef WIN32
+#define my_fopen	fopen
+#define my_fseek	_fseeki64
+#define my_ftell	_ftelli64
+typedef int int32;
+typedef unsigned int uint32;
+typedef long long int64;
+typedef unsigned long long uint64;
+
+#define THREADS_BOOST
+//#define THREADS_NATIVE
+#else
+#define my_fopen	fopen
+#define my_fseek	fseek
+#define my_ftell	ftell
+#define _TCHAR	char
+#define _tmain	main
+
+typedef int int32;
+typedef unsigned int uint32;
+typedef long long int64;
+typedef unsigned long long uint64;
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>
+#include <string.h>
+
+#define THREADS_BOOST
+//#define THREADS_NATIVE
+#endif
+
+
+const int32 MAX_STR_LEN = 32768;
+#define ALIGNMENT 0x100
+
+#define BYTE_LOG(x) (((x) < (1 << 8)) ? 1 : ((x) < (1 << 16)) ? 2 : ((x) < (1 << 24)) ? 3 : 4)
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/fastq_reader.cpp b/kmer_counter/fastq_reader.cpp
new file mode 100755
index 0000000..373b344
--- /dev/null
+++ b/kmer_counter/fastq_reader.cpp
@@ -0,0 +1,475 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include <algorithm>
+#include <boost/filesystem.hpp>
+#include "defs.h"
+#include "fastq_reader.h"
+
+//************************************************************************************************************
+// CFastqReader	- reader class
+//************************************************************************************************************
+
+uint64 CFastqReader::OVERHEAD_SIZE = 1 << 16;
+
+//----------------------------------------------------------------------------------
+// Constructor of FASTA/FASTQ reader
+// Parameters:
+//    * _mm - pointer to memory monitor (to check the memory limits)
+CFastqReader::CFastqReader(CMemoryMonitor *_mm, CMemoryPool *_pmm_fastq, input_type _file_type, uint32 _gzip_buffer_size, uint32 _bzip2_buffer_size, int _kmer_len)
+{
+	mm		  = _mm;
+	pmm_fastq = _pmm_fastq;
+
+	file_type  = _file_type;
+	kmer_len = _kmer_len;
+	// Input file mode (default: uncompressed)
+	mode      = m_plain;
+
+	// Pointers to input files in various formats (uncompressed, gzip-compressed, bzip2-compressed)
+	in		  = NULL;
+	in_gzip   = NULL;
+	in_bzip2  = NULL;
+	bzerror   = BZ_OK;
+
+	// Size and pointer for the buffer
+	part_size = 1 << 23;
+	part      = NULL;
+
+	gzip_buffer_size  = _gzip_buffer_size;
+	bzip2_buffer_size = _bzip2_buffer_size;
+
+	containsNextChromosome = false;
+}
+
+//----------------------------------------------------------------------------------
+// Destructor - close the files
+CFastqReader::~CFastqReader()
+{
+	if(mode == m_plain)
+	{
+		if(in)
+			fclose(in);
+	}
+	else if(mode == m_gzip)
+	{
+		if(in_gzip)
+			gzclose(in_gzip);
+	}
+	else if(mode == m_bzip2)
+	{
+		if(in)
+		{
+			BZ2_bzReadClose(&bzerror, in_bzip2);
+			fclose(in);
+		}
+	}
+
+	if(part)
+		pmm_fastq->free(part);
+}
+
+//----------------------------------------------------------------------------------
+// Set the name of the file to process
+bool CFastqReader::SetNames(string _input_file_name)
+{
+	input_file_name = _input_file_name;
+
+	// Set mode according to the extension of the file name
+	if(input_file_name.size() > 3 && string(input_file_name.end()-3, input_file_name.end()) == ".gz")
+		mode = m_gzip;
+	else if(input_file_name.size() > 4 && string(input_file_name.end()-4, input_file_name.end()) == ".bz2")
+		mode = m_bzip2;
+	else
+		mode = m_plain;
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Set part size of the buffer
+bool CFastqReader::SetPartSize(uint64 _part_size)
+{
+	if(in || in_gzip || in_bzip2)
+		return false;
+
+	if(_part_size < (1 << 20) || _part_size > (1 << 30))
+		return false;
+
+	part_size = _part_size;
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Open the file
+bool CFastqReader::OpenFiles()
+{
+	if(in || in_gzip || in_bzip2)
+		return false;
+
+	// Uncompressed file
+	if(mode == m_plain)	
+	{
+		if((in = fopen(input_file_name.c_str(), "rb")) == NULL)
+			return false;
+	}
+	// Gzip-compressed file
+	else if(mode == m_gzip)
+	{
+		if((in_gzip = gzopen(input_file_name.c_str(), "rb")) == NULL)
+			return false;
+		gzbuffer(in_gzip, gzip_buffer_size);
+	}
+	// Bzip2-compressed file
+	else if(mode == m_bzip2)
+	{
+		in = fopen(input_file_name.c_str(), "rb");
+		if(!in)
+			return false;
+		setvbuf(in, NULL, _IOFBF, bzip2_buffer_size);
+		if((in_bzip2 = BZ2_bzReadOpen(&bzerror, in, 0, 0, NULL, 0)) == NULL)
+		{
+			fclose(in);
+			return false;
+		}
+	}
+	
+	// Reserve via PMM
+	pmm_fastq->reserve(part);
+
+	part_filled = 0;
+
+	return true;
+}
+//----------------------------------------------------------------------------------
+// Read a part of the file in multi line fasta format
+bool CFastqReader::GetPartFromMultilneFasta(uchar *&_part, uint64 &_size)
+{
+		uint64 readed = 0;
+
+		if(!containsNextChromosome)
+		{
+			if(IsEof())
+				return false;
+		}
+		if(mode == m_plain)
+			readed = fread(part+part_filled, 1, part_size-part_filled, in);
+		else if(mode == m_gzip)
+			readed = gzread(in_gzip, part+part_filled, (int) (part_size-part_filled));
+		else if(mode == m_bzip2)
+			readed = BZ2_bzRead(&bzerror, in_bzip2, part+part_filled, (int) (part_size-part_filled));
+		int64 total_filled = part_filled + readed;
+		int64 last_header_pos = 0;
+		int64 pos = 0;
+		for(int64 i = 0 ; i < total_filled ;++i )//find last '>' and remove EOLs
+		{
+			if(part[i] == '>')
+			{
+				int64 tmp = i;
+				SkipNextEOL(part,i,total_filled);
+				copy(part+tmp, part+i, part+pos);
+				last_header_pos = pos;
+				pos += i - tmp;
+			}
+			if(part[i] != '\n' && part[i] != '\r')
+			{
+				part[pos++] = part[i];
+			}
+ 		}
+
+		_part = part;
+		if(last_header_pos == 0)//data in block belong to one seq
+		{
+			part_filled = kmer_len - 1;
+			_size = pos;
+			pmm_fastq->reserve(part);
+			copy(_part+_size-part_filled, _part+_size, part);
+			containsNextChromosome = false;
+		}
+		else//next seq starts at last_header_pos
+		{
+			_size = last_header_pos;
+			part_filled = pos - last_header_pos;
+			pmm_fastq->reserve(part);
+			copy(_part + last_header_pos, _part + pos, part);
+			containsNextChromosome = true;
+		}
+		return true;
+}
+
+//----------------------------------------------------------------------------------
+// Read a part of the file
+bool CFastqReader::GetPart(uchar *&_part, uint64 &_size)
+{
+	if(!in && !in_gzip && !in_bzip2)
+		return false;
+
+	
+
+	if(file_type == multiline_fasta)
+		return GetPartFromMultilneFasta(_part,_size);
+
+	if(IsEof())
+		return false;
+	uint64 readed;
+	
+	// Read data
+	if(mode == m_plain)
+		readed = fread(part+part_filled, 1, part_size, in);
+	else if(mode == m_gzip)
+		readed = gzread(in_gzip, part+part_filled, (int) part_size);
+	else if(mode == m_bzip2)
+		readed = BZ2_bzRead(&bzerror, in_bzip2, part+part_filled, (int) part_size);
+	else
+		readed = 0;				// Never should be here
+
+	int64 total_filled = part_filled + readed;
+	int64 i;
+
+	if(part_filled >= OVERHEAD_SIZE)
+	{
+		cout << "Error: Wrong input file!\n";
+		exit(1);
+	}
+
+	if(IsEof())
+	{
+		_part = part;
+		_size = total_filled;
+
+		part = NULL;
+		return true;
+	}
+	
+	// Look for the end of the last complete record in a buffer
+	if(file_type == fasta)			// FASTA files
+	{
+		// Looking for a FASTA record at the end of the area
+		int64 line_start[3];
+		int32 j;
+
+		i = total_filled - OVERHEAD_SIZE / 2;
+		for(j = 0; j < 3; ++j)
+		{
+			if(!SkipNextEOL(part, i, total_filled))
+				break;
+			line_start[j] = i;
+		}
+
+		_part = part;
+		if(j < 3)
+			_size = 0;
+		else
+		{
+			int k;
+			for(k = 0; k < 2; ++k)
+				if(part[line_start[k]+0] == '>')
+					break;
+
+			if(k == 2)
+				_size = 0;
+			else
+				_size = line_start[k];
+		}	
+	}
+	else			// FASTQ file
+	{
+		// Looking for a FASTQ record at the end of the area
+		int64 line_start[9];
+		int32 j;
+
+		i = total_filled - OVERHEAD_SIZE / 2;
+		for(j = 0; j < 9; ++j)
+		{
+			if(!SkipNextEOL(part, i, total_filled))
+				break;
+			line_start[j] = i;
+		}
+
+		_part = part;
+		if(j < 9)
+			_size = 0;
+		else
+		{
+			int k;
+			for(k = 0; k < 4; ++k)
+			{
+				if(part[line_start[k]+0] == '@' && part[line_start[k+2]+0] == '+')
+				{
+					if(part[line_start[k+2]+1] == '\n' || part[line_start[k+2]+1] == '\r')
+						break;
+					if(line_start[k+1]-line_start[k] == line_start[k+3]-line_start[k+2] && 
+						memcmp(part+line_start[k]+1, part+line_start[k+2]+1, line_start[k+3]-line_start[k+2]-1) == 0)
+						break;
+				}
+			}
+
+			if(k == 4)
+				_size = 0;
+			else
+				_size = line_start[k];
+		}
+	}
+	// Allocate new memory for the buffer
+
+	pmm_fastq->reserve(part);
+	copy(_part+_size, _part+total_filled, part);
+	part_filled = total_filled - _size;
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Skip to next EOL from the current position in a buffer
+bool CFastqReader::SkipNextEOL(uchar *part, int64 &pos, int64 max_pos)
+{
+	int64 i;
+	for(i = pos; i < max_pos-2; ++i)
+		if((part[i] == '\n' || part[i] == '\r') && !(part[i+1] == '\n' || part[i+1] == '\r'))
+			break;
+
+	if(i >= max_pos-2)
+		return false;
+
+	pos = i+1;
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Check whether there is an EOF
+bool CFastqReader::IsEof()
+{
+	if(mode == m_plain)
+		return feof(in) != 0;
+	else if(mode == m_gzip)
+		return gzeof(in_gzip) != 0;
+	else if(mode == m_bzip2)
+		return bzerror == BZ_STREAM_END;
+
+	return true;
+}
+
+
+
+//************************************************************************************************************
+// CWFastqReader - wrapper for multithreading purposes
+//************************************************************************************************************
+CWFastqReader::CWFastqReader(CKMCParams &Params, CKMCQueues &Queues)
+{
+	mm = Queues.mm;
+	pmm_fastq = Queues.pmm_fastq;
+
+	input_files_queue = Queues.input_files_queue;
+	part_size		  = Params.fastq_buffer_size;
+	part_queue		  = Queues.part_queue;
+	file_type         = Params.file_type;
+	kmer_len		  = Params.p_k;
+
+	gzip_buffer_size  = Params.gzip_buffer_size;
+	bzip2_buffer_size = Params.bzip2_buffer_size;
+
+	fqr = NULL;
+}
+
+//----------------------------------------------------------------------------------
+CWFastqReader::~CWFastqReader()
+{
+}
+
+//----------------------------------------------------------------------------------
+void CWFastqReader::operator()()
+{
+	uchar *part;
+	uint64 part_filled;
+	
+	while(input_files_queue->pop(file_name))
+	{
+		fqr = new CFastqReader(mm, pmm_fastq, file_type, gzip_buffer_size, bzip2_buffer_size, kmer_len);
+		fqr->SetNames(file_name);
+		fqr->SetPartSize(part_size);
+
+		if(fqr->OpenFiles())
+		{
+			// Reading Fastq parts
+			while(fqr->GetPart(part, part_filled))
+				part_queue->push(part, part_filled);
+		}
+		else
+			cerr << "Error: Cannot open file " << file_name << "\n";
+		delete fqr;
+	}
+	part_queue->mark_completed();
+}
+
+
+
+//************************************************************************************************************
+// CWStatsFastqReader - wrapper for multithreading purposes
+//************************************************************************************************************
+CWStatsFastqReader::CWStatsFastqReader(CKMCParams &Params, CKMCQueues &Queues)
+{
+	mm = Queues.mm;
+	pmm_fastq = Queues.pmm_fastq;
+
+	input_files_queue = Queues.input_files_queue;
+	part_size = Params.fastq_buffer_size;
+	stats_part_queue = Queues.stats_part_queue;
+	file_type = Params.file_type;
+	kmer_len = Params.p_k;
+
+	gzip_buffer_size = Params.gzip_buffer_size;
+	bzip2_buffer_size = Params.bzip2_buffer_size;
+
+	fqr = NULL;
+}
+
+//----------------------------------------------------------------------------------
+CWStatsFastqReader::~CWStatsFastqReader()
+{
+}
+
+//----------------------------------------------------------------------------------
+void CWStatsFastqReader::operator()()
+{
+	uchar *part;
+	uint64 part_filled;
+	bool finished = false;
+	while (input_files_queue->pop(file_name) && !finished)
+	{
+		fqr = new CFastqReader(mm, pmm_fastq, file_type, gzip_buffer_size, bzip2_buffer_size, kmer_len);
+		fqr->SetNames(file_name);
+		fqr->SetPartSize(part_size);
+
+		if (fqr->OpenFiles())
+		{
+			// Reading Fastq parts
+			while (fqr->GetPart(part, part_filled))
+			{
+				if (!stats_part_queue->push(part, part_filled))
+				{
+					finished = true;
+					pmm_fastq->free(part);
+					break;
+				}
+
+			}
+		}
+		else
+			cerr << "Error: Cannot open file " << file_name << "\n";
+		delete fqr;
+	}
+	stats_part_queue->mark_completed();
+}
+
+
+// ***** EOF
diff --git a/kmer_counter/fastq_reader.h b/kmer_counter/fastq_reader.h
new file mode 100755
index 0000000..e32c5f0
--- /dev/null
+++ b/kmer_counter/fastq_reader.h
@@ -0,0 +1,123 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _FASTQ_READER_H
+#define _FASTQ_READER_H
+
+#include "defs.h"
+#include "params.h"
+#include <stdio.h>
+#include <iostream>
+
+#include "libs/zlib.h"
+#include "libs/bzlib.h"
+
+
+using namespace std;
+
+//************************************************************************************************************
+// FASTA/FASTQ reader class
+//************************************************************************************************************
+class CFastqReader {
+	typedef enum {m_plain, m_gzip, m_bzip2} t_mode;
+
+	CMemoryMonitor *mm;
+	CMemoryPool *pmm_fastq;
+
+	string input_file_name;
+	input_type file_type;
+	int kmer_len;
+	t_mode mode;
+
+	FILE *in;
+	gzFile_s *in_gzip;
+	BZFILE *in_bzip2;
+	int bzerror;
+
+	uint64 part_size;
+	
+	uchar *part;
+	uint64 part_filled;
+	
+	uint32 gzip_buffer_size;
+	uint32 bzip2_buffer_size;
+
+	bool containsNextChromosome; //for multiline_fasta processing
+
+	bool SkipNextEOL(uchar *part, int64 &pos, int64 max_pos);
+
+	bool IsEof();
+
+public:
+	CFastqReader(CMemoryMonitor *_mm, CMemoryPool *_pmm_fastq, input_type _file_type, uint32 _gzip_buffer_size, uint32 _bzip2_buffer_size, int _kmer_len);
+	~CFastqReader();
+
+	static uint64 OVERHEAD_SIZE;
+
+	bool SetNames(string _input_file_name);
+	bool SetPartSize(uint64 _part_size);
+	bool OpenFiles();
+
+	bool GetPartFromMultilneFasta(uchar *&_part, uint64 &_size);
+	bool GetPart(uchar *&_part, uint64 &_size);
+};
+
+//************************************************************************************************************
+// Wrapper for FASTA/FASTQ reader class - for multithreading purposes
+//************************************************************************************************************
+class CWFastqReader {
+	CMemoryMonitor *mm;
+	CMemoryPool *pmm_fastq;
+
+	CFastqReader *fqr;
+	string file_name;
+	uint64 part_size;
+	CInputFilesQueue *input_files_queue;
+	CPartQueue *part_queue;
+	input_type file_type;
+	uint32 gzip_buffer_size;
+	uint32 bzip2_buffer_size;
+	int kmer_len;
+
+public:
+	CWFastqReader(CKMCParams &Params, CKMCQueues &Queues);
+	~CWFastqReader();
+
+	void operator()();
+};
+
+
+
+//************************************************************************************************************
+// Wrapper for FASTA/FASTQ reader class (stats mode) - for multithreading purposes
+//************************************************************************************************************
+class CWStatsFastqReader {
+	CMemoryMonitor *mm;
+	CMemoryPool *pmm_fastq;
+
+	CFastqReader *fqr;
+	string file_name;
+	uint64 part_size;
+	CInputFilesQueue *input_files_queue;
+	CStatsPartQueue *stats_part_queue;
+	input_type file_type;
+	uint32 gzip_buffer_size;
+	uint32 bzip2_buffer_size;
+	int kmer_len;
+
+public:
+	CWStatsFastqReader(CKMCParams &Params, CKMCQueues &Queues);
+	~CWStatsFastqReader();
+
+	void operator()();
+};
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kb_collector.h b/kmer_counter/kb_collector.h
new file mode 100755
index 0000000..3e4ed45
--- /dev/null
+++ b/kmer_counter/kb_collector.h
@@ -0,0 +1,227 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KB_COLLECTOR_H
+#define _KB_COLLECTOR_H
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include "queues.h"
+#include "radix.h"
+#include "rev_byte.h"
+#include <string>
+#include <algorithm>
+#include <numeric>
+#include <array>
+#include <vector>
+#include <stdio.h>
+
+using namespace std;
+
+
+
+//----------------------------------------------------------------------------------
+// Class collecting kmers belonging to a single bin
+class CKmerBinCollector
+{
+	enum comparision_state  { kmer_smaller, rev_smaller, equals };
+	uint32 bin_no;
+	CBinPartQueue *bin_part_queue;
+	CBinDesc *bd;
+	uint32 kmer_len;
+	uchar* buffer;
+	uint32 buffer_size;
+	uint32 buffer_pos;
+	CMemoryPool *pmm_bins;
+	uint32 n_recs;
+	uint32 n_plus_x_recs;
+	uint32 n_super_kmers;
+	int lowest_quality;
+	uint32 max_x;
+
+	uint32 kmer_bytes;
+	bool both_strands;
+
+	template<unsigned DIVIDE_FACTOR> void update_n_plus_x_recs(char* seq, uint32 n);
+
+public:
+	CKmerBinCollector(CKMCQueues& Queues, CKMCParams& Params, uint32 _buffer_size, uint32 _bin_no);
+	void PutExtendedKmer(char* seq, uint32 n);
+	void PutExtendedKmer(char* seq, char* quals, uint32 n);//for quake mode
+	inline void Flush();
+};
+
+//----------------------------------------------------------------------------------
+//----------------------------------------------------------------------------------
+//----------------------------------------------------------------------------------
+
+CKmerBinCollector::CKmerBinCollector(CKMCQueues& Queues, CKMCParams& Params, uint32 _buffer_size, uint32 _bin_no)
+{
+	bin_part_queue	= Queues.bpq;
+	kmer_len		= Params.kmer_len;
+	bd				= Queues.bd;
+	buffer_size		= _buffer_size;	
+	pmm_bins		= Queues.pmm_bins;
+	lowest_quality  = Params.lowest_quality;
+	max_x				= Params.max_x;
+	
+	bin_no			= _bin_no;
+	n_recs			= 0;
+	n_super_kmers		= 0;
+	n_plus_x_recs   = 0;
+	buffer_pos		= 0;	
+	pmm_bins->reserve(buffer);
+
+	both_strands = Params.both_strands;
+	kmer_bytes = (kmer_len + 3) / 4;
+}
+//---------------------------------------------------------------------------------
+void CKmerBinCollector::PutExtendedKmer(char* seq, uint32 n)
+{
+	uint32 bytes = 1 + (n + 3) / 4;
+	if(buffer_pos + bytes > buffer_size)
+	{
+		//send current buff
+		Flush();
+
+		pmm_bins->reserve(buffer);
+		buffer_pos		= 0;
+		n_recs			= 0;
+		n_super_kmers		= 0;
+		n_plus_x_recs	= 0;
+	}
+	
+	
+	buffer[buffer_pos++] = n - kmer_len;		
+	for(uint32 i = 0, j = 0 ; i < n / 4 ; ++i,j+=4)
+		buffer[buffer_pos++] = (seq[j] << 6) + (seq[j + 1] << 4) + (seq[j + 2] << 2) + seq[j + 3];
+	switch (n%4)
+	{
+	case 1:
+		buffer[buffer_pos++] = (seq[n-1] << 6);
+		break;
+	case 2:
+		buffer[buffer_pos++] = (seq[n-2] << 6) + (seq[n-1] << 4);
+		break;
+	case 3:
+		buffer[buffer_pos++] = (seq[n-3] << 6) + (seq[n-2] << 4) + (seq[n-1] << 2);
+		break;
+	}
+
+	++n_super_kmers;
+	n_recs += n - kmer_len + 1;
+	if (max_x) ///for max_x = 0 k-mers (not k+x-mers) will be sorted
+	{
+		if (!both_strands)
+			n_plus_x_recs += 1 + (n - kmer_len) / (max_x + 1);
+		else
+		{
+			switch (max_x)
+			{
+			case 1: update_n_plus_x_recs<2>(seq, n); break;
+			case 2: update_n_plus_x_recs<3>(seq, n); break;
+			case 3: update_n_plus_x_recs<4>(seq, n); break;
+			}
+			
+		}
+	}
+}
+
+//---------------------------------------------------------------------------------
+template<unsigned DIVIDE_FACTOR> void CKmerBinCollector::update_n_plus_x_recs(char* seq, uint32 n)
+{
+	uchar kmer, rev;
+	uint32 kmer_pos = 4;
+	uint32 rev_pos = kmer_len;
+	uint32 x;
+
+	kmer = (seq[0] << 6) + (seq[1] << 4) + (seq[2] << 2) + seq[3];
+	rev = ((3 - seq[kmer_len - 1]) << 6) + ((3 - seq[kmer_len - 2]) << 4) + ((3 - seq[kmer_len - 3]) << 2) + (3 - seq[kmer_len - 4]);
+
+	x = 0;
+	comparision_state current_state, new_state;
+	if (kmer < rev)
+		current_state = kmer_smaller;
+	else if (rev < kmer)
+		current_state = rev_smaller;
+	else
+		current_state = equals;
+
+
+	for (uint32 i = 0; i < n - kmer_len; ++i)
+	{
+		rev >>= 2;
+		rev += (3 - seq[rev_pos++]) << 6;
+		kmer <<= 2;
+		kmer += seq[kmer_pos++];
+
+		if (kmer < rev)
+			new_state = kmer_smaller;
+		else if (rev < kmer)
+			new_state = rev_smaller;
+		else
+			new_state = equals;
+
+		if (new_state == current_state)
+		{
+			if (current_state == equals)
+				++n_plus_x_recs;
+			else
+				++x;
+		}
+		else
+		{
+			current_state = new_state;
+			n_plus_x_recs += 1 + x / DIVIDE_FACTOR;
+
+			x = 0;
+		}
+	}
+	n_plus_x_recs += 1 + x / DIVIDE_FACTOR;
+}
+
+//---------------------------------------------------------------------------------
+void CKmerBinCollector::PutExtendedKmer(char* seq, char* quals, uint32 n)
+{
+	uint32 bytes = n + 1;
+	if (buffer_pos + bytes > buffer_size)
+	{
+		Flush();
+
+		pmm_bins->reserve(buffer);
+		buffer_pos	= 0;
+		n_recs		= 0;
+		n_super_kmers	= 0;
+	}
+
+	n_recs += n - kmer_len + 1;
+	++n_super_kmers;
+	buffer[buffer_pos++] = n - kmer_len;
+	char qual;
+	for (uint32 i = 0; i < n; ++i)
+	{
+		qual = quals[i] - lowest_quality;
+		if (qual > 63)
+			qual = 63;
+		buffer[buffer_pos++] = (seq[i] << 6) + qual;
+	}
+}
+
+//---------------------------------------------------------------------------------
+void CKmerBinCollector::Flush()
+{
+	bin_part_queue->push(bin_no, buffer, buffer_pos, buffer_size);
+	bd->insert(bin_no, NULL, "", buffer_pos, n_recs, n_plus_x_recs, n_super_kmers);
+}
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kb_completer.cpp b/kmer_counter/kb_completer.cpp
new file mode 100755
index 0000000..c9e38ff
--- /dev/null
+++ b/kmer_counter/kb_completer.cpp
@@ -0,0 +1,251 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+#include <algorithm>
+#include <numeric>
+#include <iostream>
+#include "kb_completer.h"
+
+using namespace std;
+
+extern uint64 total_reads;
+
+
+
+//************************************************************************************************************
+// CKmerBinCompleter
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Assign queues and monitors
+CKmerBinCompleter::CKmerBinCompleter(CKMCParams &Params, CKMCQueues &Queues)
+{
+	mm		       = Queues.mm;
+	file_name      = Params.output_file_name;
+	kq             = Queues.kq;
+	bd		       = Queues.bd;
+	s_mapper	   = Queues.s_mapper;
+	memory_bins    = Queues.memory_bins;
+
+	kmer_file_name = file_name + ".kmc_suf";
+	lut_file_name  = file_name + ".kmc_pre";
+
+	kmer_len       = Params.kmer_len;
+	signature_len  = Params.signature_len;
+
+	cutoff_min     = Params.cutoff_min;
+	cutoff_max     = Params.cutoff_max;
+	counter_max    = Params.counter_max;
+	lut_prefix_len = Params.lut_prefix_len;
+
+	kmer_t_size    = Params.KMER_T_size;
+
+	use_quake      = Params.use_quake;
+}
+
+//----------------------------------------------------------------------------------
+CKmerBinCompleter::~CKmerBinCompleter()
+{
+}
+
+//----------------------------------------------------------------------------------
+// Store sorted and compacted bins to the output file
+void CKmerBinCompleter::ProcessBins()
+{
+	int32 bin_id;
+	uchar *data = NULL;
+	uint64 data_size = 0;
+	uchar *lut = NULL;
+	uint64 lut_size = 0;
+	uint64 counter_size = 0;
+	uint32 sig_map_size = (1 << (signature_len * 2)) + 1;
+	uint32 *sig_map = new uint32[sig_map_size];
+	fill_n(sig_map, sig_map_size, 0);
+	uint32 lut_pos = 0;
+	if(use_quake)
+		counter_size = 4;
+	else
+		counter_size = min(BYTE_LOG(cutoff_max), BYTE_LOG(counter_max));	
+	
+	// Open output file
+	FILE *out_kmer = fopen(kmer_file_name.c_str(), "wb");
+	if(!out_kmer)
+	{
+		cout << "Error: Cannot create " << kmer_file_name << "\n";
+		exit(1);
+		return;
+	}
+
+	FILE *out_lut = fopen(lut_file_name.c_str(), "wb");
+	if(!out_lut)
+	{
+		cout << "Error: Cannot create " << lut_file_name << "\n";
+		fclose(out_kmer);
+		exit(1);
+		return;
+	}
+
+	uint64 _n_unique, _n_cutoff_min, _n_cutoff_max, _n_total;
+	uint64 n_recs = 0;
+
+	_n_unique = _n_cutoff_min = _n_cutoff_max = _n_total = 0;
+	n_unique  = n_cutoff_min  = n_cutoff_max  = n_total  = 0;
+
+	char s_kmc_pre[] = "KMCP";
+	char s_kmc_suf[] = "KMCS";
+
+	// Markers at the beginning
+	fwrite(s_kmc_pre, 1, 4, out_lut);
+	fwrite(s_kmc_suf, 1, 4, out_kmer);
+
+	// Process priority queue of ready-to-output bins
+	while(!kq->empty())
+	{
+		// Get the next bin
+		if (!kq->pop(bin_id, data, data_size, lut, lut_size, _n_unique, _n_cutoff_min, _n_cutoff_max, _n_total))
+			continue;
+
+		// Decrease memory size allocated by stored bin
+		string name;
+		uint64 n_rec;
+		uint64 n_plus_x_recs;
+		uint64 n_super_kmers;
+		uint64 raw_size;
+		CMemDiskFile *file;
+
+		bd->read(bin_id, file, name, raw_size, n_rec, n_plus_x_recs, n_super_kmers);
+
+		uint64 lut_recs        = lut_size / sizeof(uint64);
+		
+		// Write bin data to the output file
+		fwrite(data, 1, data_size, out_kmer);
+		memory_bins->free(bin_id, CMemoryBins::mba_suffix);
+
+		uint64 *ulut = (uint64*) lut;
+		for(uint64 i = 0; i < lut_recs; ++i)
+		{
+			uint64 x  = ulut[i];
+			ulut[i]   = n_recs;
+			n_recs   += x;
+		}
+		fwrite(lut, lut_recs, sizeof(uint64), out_lut);
+		//fwrite(&n_rec, 1, sizeof(uint64), out_lut);
+		memory_bins->free(bin_id, CMemoryBins::mba_lut);
+
+		n_unique	 += _n_unique;
+		n_cutoff_min += _n_cutoff_min;
+		n_cutoff_max += _n_cutoff_max;
+		n_total      += _n_total;
+		for (uint32 i = 0; i < sig_map_size; ++i)
+		{
+			if (s_mapper->get_bin_id(i) == bin_id)
+			{
+				sig_map[i] = lut_pos;
+			}
+		}
+		++lut_pos;
+	}
+	
+	// Marker at the end
+	fwrite(s_kmc_suf, 1, 4, out_kmer);
+	fclose(out_kmer);
+
+	fwrite(&n_recs, 1, sizeof(uint64), out_lut);
+
+	//store signature mapping 
+	fwrite(sig_map, sizeof(uint32), sig_map_size, out_lut);	
+
+	// Store header
+	uint32 offset = 0;
+
+	store_uint(out_lut, kmer_len, 4);				offset += 4;
+	store_uint(out_lut, (uint32) use_quake, 4);		offset += 4;	// mode: 0 (counting), 1 (Quake-compatibile counting)
+	store_uint(out_lut, counter_size, 4);			offset += 4;
+	store_uint(out_lut, lut_prefix_len, 4);			offset += 4;
+	store_uint(out_lut, signature_len, 4);			offset += 4; 
+	store_uint(out_lut, cutoff_min, 4);				offset += 4;
+	store_uint(out_lut, cutoff_max, 4);				offset += 4;
+	store_uint(out_lut, n_unique - n_cutoff_min - n_cutoff_max, 8);		offset += 8;
+
+	// Space for future use
+	for(int32 i = 0; i < 7; ++i)
+	{
+		store_uint(out_lut, 0, 4);
+		offset += 4;
+	}
+	
+	store_uint(out_lut, 0x200, 4);
+	offset += 4;
+
+	store_uint(out_lut, offset, 4);
+
+	// Marker at the end
+	fwrite(s_kmc_pre, 1, 4, out_lut);
+	fclose(out_lut);
+	cout << "\n";
+
+	delete[] sig_map;
+}
+
+//----------------------------------------------------------------------------------
+// Return statistics
+void CKmerBinCompleter::GetTotal(uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total)
+{
+	_n_unique	  = n_unique;
+	_n_cutoff_min = n_cutoff_min;
+	_n_cutoff_max = n_cutoff_max;
+	_n_total      = n_total;
+}
+
+//----------------------------------------------------------------------------------
+// Store single unsigned integer in LSB fashion
+bool CKmerBinCompleter::store_uint(FILE *out, uint64 x, uint32 size)
+{
+	for(uint32 i = 0; i < size; ++i)
+		putc((x >> (i * 8)) & 0xFF, out);
+
+	return true;
+}
+
+
+//************************************************************************************************************
+// CWKmerBinCompleter
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Constructor
+CWKmerBinCompleter::CWKmerBinCompleter(CKMCParams &Params, CKMCQueues &Queues)
+{
+	kbc = new CKmerBinCompleter(Params, Queues);
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+CWKmerBinCompleter::~CWKmerBinCompleter()
+{
+	delete kbc;
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+void CWKmerBinCompleter::operator()()
+{
+	kbc->ProcessBins();
+}
+
+//----------------------------------------------------------------------------------
+// Return statistics
+void CWKmerBinCompleter::GetTotal(uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total)
+{
+	if(kbc)
+		kbc->GetTotal(_n_unique, _n_cutoff_min, _n_cutoff_max, _n_total);
+}
+
+// ***** EOF
diff --git a/kmer_counter/kb_completer.h b/kmer_counter/kb_completer.h
new file mode 100755
index 0000000..12770db
--- /dev/null
+++ b/kmer_counter/kb_completer.h
@@ -0,0 +1,72 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+#ifndef _KB_COMPLETER_H
+#define _KB_COMPLETER_H
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include "radix.h"
+#include <string>
+#include <algorithm>
+#include <numeric>
+#include <array>
+#include <stdio.h>
+
+
+//************************************************************************************************************
+// CKmerBinCompleter - complete the sorted bins and store in a file
+//************************************************************************************************************
+class CKmerBinCompleter {
+	CMemoryMonitor *mm;
+	string file_name, kmer_file_name, lut_file_name;
+	CKmerQueue *kq;
+	CBinDesc *bd;
+	CSignatureMapper *s_mapper;
+
+	CMemoryBins *memory_bins;
+	uint32 lut_prefix_len;
+	uint64 n_unique, n_cutoff_min, n_cutoff_max, n_total;
+	uint32 kmer_t_size;
+	int32 cutoff_min, cutoff_max;
+	int32 counter_max;
+	int32 kmer_len;
+	int32 signature_len;
+	bool use_quake;
+
+	bool store_uint(FILE *out, uint64 x, uint32 size);
+
+public:
+	CKmerBinCompleter(CKMCParams &Params, CKMCQueues &Queues);
+	~CKmerBinCompleter();
+
+	void ProcessBins();
+	void GetTotal(uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total);
+};
+
+
+//************************************************************************************************************
+// CWKmerBinCompleter - wrapper for multithreading purposes
+//************************************************************************************************************
+class CWKmerBinCompleter {
+	CKmerBinCompleter *kbc;
+
+public:
+	CWKmerBinCompleter(CKMCParams &Params, CKMCQueues &Queues);
+	~CWKmerBinCompleter();
+
+	void operator()();
+
+	void GetTotal(uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total);
+};
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kb_reader.h b/kmer_counter/kb_reader.h
new file mode 100755
index 0000000..8afee21
--- /dev/null
+++ b/kmer_counter/kb_reader.h
@@ -0,0 +1,228 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KB_READER_H
+#define _KB_READER_H
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include "s_mapper.h"
+#include "radix.h"
+#include <string>
+#include <algorithm>
+#include <numeric>
+#include <array>
+#include <vector>
+#include <stdio.h>
+#include <boost/filesystem.hpp>
+
+
+//************************************************************************************************************
+// CKmerBinReader - reader of bins from distribution phase
+//************************************************************************************************************
+template <typename KMER_T, unsigned SIZE> class CKmerBinReader {
+	CMemoryMonitor *mm;
+	CSignatureMapper* s_mapper;
+
+	CBinDesc *bd;
+	CBinQueue *bq;
+
+	CMemoryBins *memory_bins;
+
+	int32 cutoff_min, cutoff_max;
+	int32 counter_max;
+	int32 kmer_len;
+	int32 lut_prefix_len;
+	uint32 max_x;
+
+	bool both_strands;
+	bool use_quake;
+
+	int64 round_up_to_alignment(int64 x)
+	{
+		return (x + ALIGNMENT-1) / ALIGNMENT * ALIGNMENT;
+	}
+
+public:
+	CKmerBinReader(CKMCParams &Params, CKMCQueues &Queues);
+	~CKmerBinReader();
+
+	void ProcessBins();
+};
+
+
+//----------------------------------------------------------------------------------
+// Assign monitors and queues
+template <typename KMER_T, unsigned SIZE> CKmerBinReader<KMER_T, SIZE>::CKmerBinReader(CKMCParams &Params, CKMCQueues &Queues)
+{
+	mm = Queues.mm;
+//	dm = Queues.dm;
+	bd = Queues.bd;
+	bq = Queues.bq;
+
+	
+
+	memory_bins = Queues.memory_bins;
+
+	kmer_len       = Params.kmer_len;	
+	cutoff_min     = Params.cutoff_min;
+	cutoff_max     = Params.cutoff_max;
+	counter_max    = Params.counter_max;
+	both_strands   = Params.both_strands;
+	use_quake = Params.use_quake;
+	max_x = Params.max_x;
+	s_mapper	   = Queues.s_mapper;
+	lut_prefix_len = Params.lut_prefix_len;
+}
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE> CKmerBinReader<KMER_T, SIZE>::~CKmerBinReader()
+{
+}
+
+//----------------------------------------------------------------------------------
+// Read all bins from temporary HDD
+template <typename KMER_T, unsigned SIZE> void CKmerBinReader<KMER_T, SIZE>::ProcessBins()
+{
+	uchar *data;
+	uint64 readed;
+
+	int32 bin_id;
+	CMemDiskFile *file;
+	string name;
+	uint64 size;
+	uint64 n_rec;
+	uint64 n_plus_x_recs;
+	uint32 buffer_size;
+	uint32 kmer_len;
+
+	bd->init_random();
+	while((bin_id = bd->get_next_random_bin()) >= 0)		// Get id of the next bin to read
+	{
+		bd->read(bin_id, file, name, size, n_rec, n_plus_x_recs, buffer_size, kmer_len);
+#ifdef DEBUG_MODE
+		cout << bin_id << ":  " << name << "  " << c_disk << "  " << size << "  " << n_rec << "\n";
+#else
+		cout << "*";
+#endif
+		fflush(stdout);
+
+
+		// Reserve memory necessary to process the current bin at all next stages
+		uint64 input_kmer_size;
+		uint32 kxmer_counter_size;
+		uint32 kxmer_symbols;
+		if (max_x && !use_quake)
+		{
+			input_kmer_size = n_plus_x_recs * sizeof(KMER_T);
+			kxmer_counter_size = n_plus_x_recs * sizeof(uint32);
+			kxmer_symbols = kmer_len + max_x + 1;
+		}
+		else
+		{
+			input_kmer_size = n_rec * sizeof(KMER_T); 
+			kxmer_counter_size = 0;
+			kxmer_symbols = kmer_len;
+		}
+		uint64 max_out_recs    = (n_rec+1) / max(cutoff_min, 1);	
+		
+		uint64 counter_size    = min(BYTE_LOG(cutoff_max), BYTE_LOG(counter_max));
+		if(KMER_T::QUALITY_SIZE > counter_size)
+			counter_size = KMER_T::QUALITY_SIZE;
+
+		uint32 kmer_symbols = kmer_len - lut_prefix_len;
+		uint64 kmer_bytes = kmer_symbols / 4;
+		uint64 out_buffer_size = max_out_recs * (kmer_bytes + counter_size);
+			
+		uint32 rec_len         = (kxmer_symbols + 3) / 4;
+
+		uint64 lut_recs = 1 << (2 * lut_prefix_len);
+		uint64 lut_size = lut_recs * sizeof(uint64);
+
+		memory_bins->init(bin_id, rec_len, round_up_to_alignment(size), round_up_to_alignment(input_kmer_size), round_up_to_alignment(out_buffer_size), round_up_to_alignment(kxmer_counter_size), round_up_to_alignment(lut_size));
+
+		// Process the bin if it is not empty
+		if(size > 0)
+		{
+			if (file == NULL)
+			{
+				cout << "Error: Cannot open temporary file: " << name << "\n"; fflush(stdout);
+				exit(1);
+			}
+			else
+				file->Rewind();
+
+			memory_bins->reserve(bin_id, data, CMemoryBins::mba_input_file);
+			//readed = fread(data, 1, size, file);
+			readed = file->Read(data, 1, size);
+			if(readed != size)
+			{
+				cout << "Error: Corrupted file: " << name << "   " << "Real size : " << readed << "   " << "Should be : " << size << "\n";
+				fflush(stdout);
+				exit(1);
+			}
+
+			// Push bin data to a queue of bins to process
+			bq->push(bin_id, data, size, n_rec);
+		}
+		else
+			// Push empty bin to process (necessary, since all bin ids must be processed)
+			bq->push(bin_id, NULL, 0, 0);
+
+		file->Close();
+		// Unlock HDD related to the current bin
+//		dm->unblock(c_disk);
+	}
+	bq->mark_completed();
+
+	fflush(stdout);
+}
+
+
+//************************************************************************************************************
+// CWKmerBinReader - wrapper for multithreading purposes
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE> class CWKmerBinReader {
+	CKmerBinReader<KMER_T, SIZE> *kbr;
+
+public:
+	CWKmerBinReader(CKMCParams &Params, CKMCQueues &Queues);
+	~CWKmerBinReader();
+
+	void operator()();
+};
+
+//----------------------------------------------------------------------------------
+// Constructor
+template <typename KMER_T, unsigned SIZE> CWKmerBinReader<KMER_T, SIZE>::CWKmerBinReader(CKMCParams &Params, CKMCQueues &Queues)
+{
+	kbr = new CKmerBinReader<KMER_T, SIZE>(Params, Queues);
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+template <typename KMER_T, unsigned SIZE> CWKmerBinReader<KMER_T, SIZE>::~CWKmerBinReader()
+{
+	delete kbr;
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+template <typename KMER_T, unsigned SIZE> void CWKmerBinReader<KMER_T, SIZE>::operator()()
+{
+	kbr->ProcessBins();
+}
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kb_sorter.h b/kmer_counter/kb_sorter.h
new file mode 100755
index 0000000..a3df2b0
--- /dev/null
+++ b/kmer_counter/kb_sorter.h
@@ -0,0 +1,1362 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KB_SORTER_H
+#define _KB_SORTER_H
+
+#define DEBUGG_INFO
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include "radix.h"
+#include "s_mapper.h"
+#include <string>
+#include <algorithm>
+#include <numeric>
+#include <array>
+#include <vector>
+#include <stdio.h>
+
+#include "kxmer_set.h"
+#include "rev_byte.h"
+
+template<unsigned SIZE> class CKxmerExpander;
+//************************************************************************************************************
+template <typename KMER_T, unsigned SIZE> class CKmerBinSorter_Impl;
+
+//************************************************************************************************************
+// CKmerBinSorter - sorting of k-mers in a bin
+//************************************************************************************************************
+template <typename KMER_T, unsigned SIZE> class CKmerBinSorter {
+	mutable mutex expander_mtx;
+	uint32 input_pos;
+	CMemoryMonitor *mm;
+	CBinDesc *bd;
+	CBinQueue *bq;
+	CKmerQueue *kq;
+	CMemoryPool *pmm_prob, *pmm_radix_buf, *pmm_expand;
+	CMemoryBins *memory_bins;	
+
+	CKXmerSet<KMER_T, SIZE> kxmer_set;	
+
+	int32 n_bins;
+	int32 bin_id;
+	
+	uchar *data;
+	uint64 size;
+	uint64 n_rec;
+	uint64 n_plus_x_recs;
+	string desc;
+	uint32 buffer_size;
+	uint32 kmer_len;
+	uint32 max_x;
+
+	//KMC_2 : usunac te zmienne potem
+	uint64 sum_n_rec, sum_n_plus_x_rec;
+
+	//
+	int n_omp_threads;
+
+	bool both_strands;
+	bool use_quake;
+	CSignatureMapper* s_mapper;
+
+	uint64 n_unique, n_cutoff_min, n_cutoff_max, n_total;
+	int32 cutoff_min, cutoff_max;
+	int32 lut_prefix_len;
+	int32 counter_max;
+
+	KMER_T *buffer_input, *buffer_tmp, *buffer;
+	uint32 *kxmer_counters;
+
+	//void Expand(uint64 tmp_size);
+	void Sort();
+
+	friend class CKmerBinSorter_Impl<KMER_T, SIZE>;
+	friend class CKxmerExpander<SIZE>;
+
+public:
+	static uint32 PROB_BUF_SIZE;
+	CKmerBinSorter(CKMCParams &Params, CKMCQueues &Queues, int thread_no);
+	~CKmerBinSorter();
+
+
+	void GetDebugStats(uint64& _sum_n_recs, uint64& _sum_n_plus_x_recs)
+	{
+		_sum_n_recs = sum_n_rec;
+		_sum_n_plus_x_recs = sum_n_plus_x_rec;		
+	}
+
+	void ProcessBins();
+};
+
+template <typename KMER_T, unsigned SIZE> uint32 CKmerBinSorter<KMER_T, SIZE>::PROB_BUF_SIZE = 1 << 14;
+
+
+//************************************************************************************************************
+// CKmerBinSorter_Impl - implementation of k-mer type- and size-dependent functions
+//************************************************************************************************************
+template <typename KMER_T, unsigned SIZE> class CKmerBinSorter_Impl {
+public:
+	static void Compact(CKmerBinSorter<KMER_T, SIZE> &ptr);
+	static void Expand(CKmerBinSorter<KMER_T, SIZE> &ptr, uint64 tmp_size);
+	static void ComapctKXmers(CKmerBinSorter<KMER_T, SIZE> &ptr, uint64& compacted_count);
+};
+
+template <unsigned SIZE> class CKmerBinSorter_Impl<CKmer<SIZE>, SIZE> {
+	static uint64 FindFirstSymbOccur(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64 start_pos, uint64 end_pos, uint32 offset, uchar symb);
+	static void InitKXMerSet(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64 start_pos, uint64 end_pos, uint32 offset, uint32 depth);
+	static void CompactKxmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr);
+	static void PreCompactKxmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64& compacted_count);
+	static void CompactKmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr);
+	static void ExpandKxmersAll(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size);
+	static void ExpandKxmersBoth(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size);
+	static void ExpandKmersAll(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size);
+	static void ExpandKmersBoth(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size);
+	static void GetNextSymb(uchar& symb, uchar& byte_shift, uint64& pos, uchar* data_p);
+	static void FromChildThread(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, CKmer<SIZE>* thread_buffer, uint64 size);
+	static void ExpandKxmerBothParaller(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 start_pos, uint64 end_pos);
+	friend class CKxmerExpander<SIZE>;
+public:
+	static void Compact(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr);
+	static void Expand(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64 tmp_size);
+};
+
+template <unsigned SIZE> class CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE> {
+	static double prob_qual[94];
+	static double inv_prob_qual[94];
+	static double MIN_PROB_QUAL_VALUE;
+public:
+	static void Compact(CKmerBinSorter<CKmerQuake<SIZE>, SIZE> &ptr);
+	static void Expand(CKmerBinSorter<CKmerQuake<SIZE>, SIZE> &ptr, uint64 tmp_size);
+};
+
+// K-mers with probability less than MIN_PROB_QUAL_VALUE will not be counted
+template <unsigned SIZE> double CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE>::MIN_PROB_QUAL_VALUE = 0.0000;
+
+
+template <unsigned SIZE> double CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE>::prob_qual[94] = {
+	0.2500000000000000, 0.2500000000000000, 0.3690426555198070, 0.4988127663727280,
+	0.6018928294465030, 0.6837722339831620, 0.7488113568490420, 0.8004737685031120,
+	0.8415106807538890, 0.8741074588205830, 0.9000000000000000, 0.9205671765275720,
+	0.9369042655519810, 0.9498812766372730, 0.9601892829446500, 0.9683772233983160,
+	0.9748811356849040, 0.9800473768503110, 0.9841510680753890, 0.9874107458820580,
+	0.9900000000000000, 0.9920567176527570, 0.9936904265551980, 0.9949881276637270,
+	0.9960189282944650, 0.9968377223398320, 0.9974881135684900, 0.9980047376850310,
+	0.9984151068075390, 0.9987410745882060, 0.9990000000000000, 0.9992056717652760,
+	0.9993690426555200, 0.9994988127663730, 0.9996018928294460, 0.9996837722339830,
+	0.9997488113568490, 0.9998004737685030, 0.9998415106807540, 0.9998741074588210,
+	0.9999000000000000, 0.9999205671765280, 0.9999369042655520, 0.9999498812766370,
+	0.9999601892829450, 0.9999683772233980, 0.9999748811356850, 0.9999800473768500,
+	0.9999841510680750, 0.9999874107458820, 0.9999900000000000, 0.9999920567176530,
+	0.9999936904265550, 0.9999949881276640, 0.9999960189282940, 0.9999968377223400,
+	0.9999974881135680, 0.9999980047376850, 0.9999984151068080, 0.9999987410745880,
+	0.9999990000000000, 0.9999992056717650, 0.9999993690426560, 0.9999994988127660,
+	0.9999996018928290, 0.9999996837722340, 0.9999997488113570, 0.9999998004737680,
+	0.9999998415106810, 0.9999998741074590, 0.9999999000000000, 0.9999999205671770,
+	0.9999999369042660, 0.9999999498812770, 0.9999999601892830, 0.9999999683772230,
+	0.9999999748811360, 0.9999999800473770, 0.9999999841510680, 0.9999999874107460,
+	0.9999999900000000, 0.9999999920567180, 0.9999999936904270, 0.9999999949881280,
+	0.9999999960189280, 0.9999999968377220, 0.9999999974881140, 0.9999999980047380,
+	0.9999999984151070, 0.9999999987410750, 0.9999999990000000, 0.9999999992056720,
+	0.9999999993690430, 0.9999999994988130 };
+
+template <unsigned SIZE> double CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE>::inv_prob_qual[94] = {
+	4.0000000000000000, 4.0000000000000000, 2.7097138638119600, 2.0047602375372500,
+	1.6614253419825500, 1.4624752955742600, 1.3354498310601800, 1.2492601748462100,
+	1.1883390465158700, 1.1440241012807300, 1.1111111111111100, 1.0862868300084900,
+	1.0673449110735400, 1.0527631448218000, 1.0414613220148200, 1.0326554320337200,
+	1.0257660789563300, 1.0203588353185700, 1.0161041657513100, 1.0127497641386300,
+	1.0101010101010100, 1.0080068832818700, 1.0063496369454600, 1.0050371177272600,
+	1.0039969839853900, 1.0031723093832600, 1.0025182118938000, 1.0019992513458400,
+	1.0015874090662800, 1.0012605123027600, 1.0010010010010000, 1.0007949596936500,
+	1.0006313557030000, 1.0005014385482300, 1.0003982657229900, 1.0003163277976500,
+	1.0002512517547400, 1.0001995660501600, 1.0001585144420900, 1.0001259083921100,
+	1.0001000100010000, 1.0000794391335500, 1.0000630997157700, 1.0000501212353700,
+	1.0000398123020100, 1.0000316237766300, 1.0000251194952900, 1.0000199530212600,
+	1.0000158491831200, 1.0000125894126100, 1.0000100001000000, 1.0000079433454400,
+	1.0000063096132600, 1.0000050118974600, 1.0000039810875500, 1.0000031622876600,
+	1.0000025118927400, 1.0000019952663000, 1.0000015848957000, 1.0000012589270000,
+	1.0000010000010000, 1.0000007943288700, 1.0000006309577400, 1.0000005011874800,
+	1.0000003981073300, 1.0000003162278700, 1.0000002511887100, 1.0000001995262700,
+	1.0000001584893400, 1.0000001258925600, 1.0000001000000100, 1.0000000794328300,
+	1.0000000630957400, 1.0000000501187300, 1.0000000398107200, 1.0000000316227800,
+	1.0000000251188600, 1.0000000199526200, 1.0000000158489300, 1.0000000125892500,
+	1.0000000100000000, 1.0000000079432800, 1.0000000063095700, 1.0000000050118700,
+	1.0000000039810700, 1.0000000031622800, 1.0000000025118900, 1.0000000019952600,
+	1.0000000015848900, 1.0000000012589300, 1.0000000010000000, 1.0000000007943300,
+	1.0000000006309600, 1.0000000005011900 };
+
+
+//************************************************************************************************************
+// CKmerBinSorter
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Assign queues and monitors
+template <typename KMER_T, unsigned SIZE> CKmerBinSorter<KMER_T, SIZE>::CKmerBinSorter(CKMCParams &Params, CKMCQueues &Queues, int thread_no) : kxmer_set(Params.kmer_len)
+{
+	both_strands = Params.both_strands;
+	mm = Queues.mm;
+	n_bins = Params.n_bins;
+	bd = Queues.bd;
+	bq = Queues.bq;
+	kq = Queues.kq;
+
+
+	s_mapper = Queues.s_mapper;
+
+	pmm_radix_buf = Queues.pmm_radix_buf;
+	pmm_prob = Queues.pmm_prob;
+	pmm_expand = Queues.pmm_expand;	
+	
+	memory_bins = Queues.memory_bins;
+
+	cutoff_min = Params.cutoff_min;
+	cutoff_max = Params.cutoff_max;
+	counter_max = Params.counter_max;
+	max_x = Params.max_x;
+	use_quake = Params.use_quake;
+	
+	lut_prefix_len = Params.lut_prefix_len;
+
+	n_omp_threads = Params.n_omp_threads[thread_no];
+
+	sum_n_rec = sum_n_plus_x_rec = 0;
+}
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE> CKmerBinSorter<KMER_T, SIZE>::~CKmerBinSorter()
+{
+
+}
+
+//----------------------------------------------------------------------------------
+// Process the bins
+template <typename KMER_T, unsigned SIZE> void CKmerBinSorter<KMER_T, SIZE>::ProcessBins()
+{
+	uint64 tmp_size;
+	uint64 tmp_n_rec;
+	CMemDiskFile *file;
+	
+	SetMemcpyCacheLimit(8);
+
+	// Process bins
+	while (!bq->completed())
+	{
+		// Gat bin data description to sort
+		if (!bq->pop(bin_id, data, size, n_rec))
+		{
+			continue;
+		}
+
+		// Get bin data
+		bd->read(bin_id, file, desc, tmp_size, tmp_n_rec, n_plus_x_recs, buffer_size, kmer_len);
+
+
+		// Uncompact the kmers - append truncate prefixes
+		//Expand(tmp_size);
+		CKmerBinSorter_Impl<KMER_T, SIZE>::Expand(*this, tmp_size);
+		memory_bins->free(bin_id, CMemoryBins::mba_input_file);
+
+		// Perfor sorting of kmers in a bin
+		Sort();
+
+		// Compact the same kmers (occurring at neighbour positions now)
+		CKmerBinSorter_Impl<KMER_T, SIZE>::Compact(*this);
+	}
+
+	// Mark all the kmers are already processed
+	kq->mark_completed();
+}
+
+template <unsigned SIZE> inline void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::GetNextSymb(uchar& symb, uchar& byte_shift, uint64& pos, uchar* data_p)
+{
+	symb = (data_p[pos] >> byte_shift) & 3;
+	if (byte_shift == 0)
+	{
+		++pos;
+		byte_shift = 6;
+	}
+	else
+		byte_shift -= 2;
+}
+
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::ExpandKmersAll(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{
+	uint64 pos = 0;
+	ptr.input_pos = 0;
+	CKmer<SIZE> kmer;
+	kmer.clear();
+	uint32 kmer_bytes = (ptr.kmer_len + 3) / 4;
+
+	CKmer<SIZE> kmer_mask;
+	kmer_mask.set_n_1(ptr.kmer_len * 2);
+	uchar *data_p = ptr.data;
+	uchar additional_symbols;
+	uint32 kmer_shr = SIZE * 32 - ptr.kmer_len;
+	while (pos < tmp_size)
+	{
+		additional_symbols = data_p[pos++];		
+		for (uint32 i = 0, kmer_pos = 8 * SIZE - 1, kmer_rev_pos = 0; i < kmer_bytes; ++i, --kmer_pos, ++kmer_rev_pos)
+		{
+			kmer.set_byte(kmer_pos, data_p[pos + i]);
+		}
+		pos += kmer_bytes;
+		uchar byte_shift = 6 - (ptr.kmer_len % 4) * 2;
+		if (byte_shift != 6)
+			--pos;
+
+		if (kmer_shr)
+			kmer.SHR(kmer_shr);
+
+		kmer.mask(kmer_mask);
+		ptr.buffer_input[ptr.input_pos++].set(kmer);
+		for (int i = 0; i < additional_symbols; ++i)
+		{
+			uchar symb = (data_p[pos] >> byte_shift) & 3;
+			if (byte_shift == 0)
+			{
+				++pos;
+				byte_shift = 6;
+			}
+			else
+				byte_shift -= 2;
+			kmer.SHL_insert_2bits(symb);
+			kmer.mask(kmer_mask);
+			ptr.buffer_input[ptr.input_pos++].set(kmer);
+		}
+		if (byte_shift != 6)
+			++pos;
+	}
+}
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::ExpandKmersBoth(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{
+	uint64 pos = 0;
+	CKmer<SIZE> kmer;
+	CKmer<SIZE> rev_kmer;
+	CKmer<SIZE> kmer_can;
+
+	uint32 kmer_bytes = (ptr.kmer_len + 3) / 4;
+	uint32 kmer_len_shift = (ptr.kmer_len - 1) * 2;
+	CKmer<SIZE> kmer_mask;
+	kmer_mask.set_n_1(ptr.kmer_len * 2);
+	uchar *data_p = ptr.data;
+	ptr.input_pos = 0;
+	uint32 kmer_shr = SIZE * 32 - ptr.kmer_len;
+
+	uchar additional_symbols;
+
+	uchar symb;
+	while (pos < tmp_size)
+	{
+		kmer.clear();
+		rev_kmer.clear();
+		additional_symbols = data_p[pos++];
+
+		//building kmer
+		for (uint32 i = 0, kmer_pos = 8 * SIZE - 1, kmer_rev_pos = 0; i < kmer_bytes; ++i, --kmer_pos, ++kmer_rev_pos)
+		{
+			kmer.set_byte(kmer_pos, data_p[pos + i]);
+			rev_kmer.set_byte(kmer_rev_pos, CRev_byte::lut[data_p[pos + i]]);
+		}
+		pos += kmer_bytes;
+		uchar byte_shift = 6 - (ptr.kmer_len % 4) * 2;
+		if (byte_shift != 6)
+			--pos;
+
+		if (kmer_shr)
+			kmer.SHR(kmer_shr);
+
+		kmer.mask(kmer_mask);
+		rev_kmer.mask(kmer_mask);
+
+		kmer_can = kmer < rev_kmer ? kmer : rev_kmer;
+		ptr.buffer_input[ptr.input_pos++].set(kmer_can);
+
+		for (int i = 0; i < additional_symbols; ++i)
+		{
+			symb = (data_p[pos] >> byte_shift) & 3;
+			if (byte_shift == 0)
+			{
+				++pos;
+				byte_shift = 6;
+			}
+			else
+				byte_shift -= 2;
+			kmer.SHL_insert_2bits(symb);
+			kmer.mask(kmer_mask);
+			rev_kmer.SHR_insert_2bits(3 - symb, kmer_len_shift);
+			kmer_can = kmer < rev_kmer ? kmer : rev_kmer;
+			ptr.buffer_input[ptr.input_pos++].set(kmer_can);
+		}
+		if (byte_shift != 6)
+			++pos;
+	}
+}
+
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::FromChildThread(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, CKmer<SIZE>* thread_buffer, uint64 size)
+{
+	lock_guard<mutex> lcx(ptr.expander_mtx);
+	A_memcpy(ptr.buffer_input + ptr.input_pos, thread_buffer, size * sizeof(CKmer<SIZE>));
+	ptr.input_pos += size;
+}
+
+template<unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::ExpandKxmerBothParaller(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 start_pos, uint64 end_pos)
+{
+	uchar* _raw_buffer;	
+	ptr.pmm_expand->reserve(_raw_buffer);
+	CKmer<SIZE>* buffer = (CKmer<SIZE>*)_raw_buffer;
+
+	CKmer<SIZE> kmer, rev_kmer, kmer_mask;
+	CKmer<SIZE>  kxmer_mask;
+	bool kmer_lower; //true if kmer is lower than its rev. comp
+	uint32 x, additional_symbols;
+	uchar symb;
+	uint32 kmer_bytes = (ptr.kmer_len + 3) / 4;
+	uint32 rev_shift = ptr.kmer_len * 2 - 2;
+	uchar *data_p = ptr.data;
+	kmer_mask.set_n_1(ptr.kmer_len * 2);
+	uint32 kmer_shr = SIZE * 32 - ptr.kmer_len;
+
+	kxmer_mask.set_n_1((ptr.kmer_len + ptr.max_x + 1) * 2);
+
+	uint64 buffer_pos = 0;
+	uint64 pos = start_pos;
+
+	while (pos < end_pos)
+	{
+		kmer.clear();
+		rev_kmer.clear();
+		additional_symbols = data_p[pos++];
+
+		//building kmer
+		for (uint32 i = 0, kmer_pos = 8 * SIZE - 1, kmer_rev_pos = 0; i < kmer_bytes; ++i, --kmer_pos, ++kmer_rev_pos)
+		{
+			kmer.set_byte(kmer_pos, data_p[pos + i]);
+			rev_kmer.set_byte(kmer_rev_pos, CRev_byte::lut[data_p[pos + i]]);
+		}
+		pos += kmer_bytes;
+		uchar byte_shift = 6 - (ptr.kmer_len % 4) * 2;
+		if (byte_shift != 6)
+			--pos;
+
+		if (kmer_shr)
+			kmer.SHR(kmer_shr);
+
+		kmer.mask(kmer_mask);
+		rev_kmer.mask(kmer_mask);
+
+		kmer_lower = kmer < rev_kmer;
+		x = 0;
+		if (kmer_lower)
+			buffer[buffer_pos].set(kmer);
+		else
+			buffer[buffer_pos].set(rev_kmer);
+
+		uint32 symbols_left = additional_symbols;
+		while (symbols_left)
+		{
+			GetNextSymb(symb, byte_shift, pos, data_p);
+			kmer.SHL_insert_2bits(symb);
+			kmer.mask(kmer_mask);
+			rev_kmer.SHR_insert_2bits(3 - symb, rev_shift);
+			--symbols_left;
+
+			if (kmer_lower)
+			{
+				if (kmer < rev_kmer)
+				{
+					buffer[buffer_pos].SHL_insert_2bits(symb);
+					++x;
+					if (x == ptr.max_x)
+					{
+						if (!symbols_left)
+							break;
+
+						buffer[buffer_pos++].set_2bits(x, ptr.kmer_len * 2 + ptr.max_x * 2);
+						if (buffer_pos >= EXPAND_BUFFER_RECS)
+						{
+							FromChildThread(ptr, buffer, buffer_pos);
+							buffer_pos = 0;
+						}
+						x = 0;
+
+						GetNextSymb(symb, byte_shift, pos, data_p);
+						kmer.SHL_insert_2bits(symb);
+						kmer.mask(kmer_mask);
+						rev_kmer.SHR_insert_2bits(3 - symb, rev_shift);
+						--symbols_left;
+
+						kmer_lower = kmer < rev_kmer;
+
+						if (kmer_lower)
+							buffer[buffer_pos].set(kmer);
+						else
+							buffer[buffer_pos].set(rev_kmer);
+					}
+				}
+				else
+				{
+					buffer[buffer_pos++].set_2bits(x, ptr.kmer_len * 2 + ptr.max_x * 2);
+					if (buffer_pos >= EXPAND_BUFFER_RECS)
+					{
+						FromChildThread(ptr, buffer, buffer_pos);
+						buffer_pos = 0;
+					}
+					x = 0;
+
+					kmer_lower = false;
+					buffer[buffer_pos].set(rev_kmer);
+
+				}
+			}
+			else
+			{
+				if (!(kmer < rev_kmer))
+				{
+					buffer[buffer_pos].set_2bits(3 - symb, ptr.kmer_len * 2 + x * 2);
+					++x;
+					if (x == ptr.max_x)
+					{
+						if (!symbols_left)
+							break;
+
+						buffer[buffer_pos++].set_2bits(x, ptr.kmer_len * 2 + ptr.max_x * 2);
+						if (buffer_pos >= EXPAND_BUFFER_RECS)
+						{
+							FromChildThread(ptr, buffer, buffer_pos);
+							buffer_pos = 0;
+						}
+						x = 0;
+
+						GetNextSymb(symb, byte_shift, pos, data_p);
+						kmer.SHL_insert_2bits(symb);
+						kmer.mask(kmer_mask);
+						rev_kmer.SHR_insert_2bits(3 - symb, rev_shift);
+						--symbols_left;
+
+						kmer_lower = kmer < rev_kmer;
+
+						if (kmer_lower)
+							buffer[buffer_pos].set(kmer);
+						else
+							buffer[buffer_pos].set(rev_kmer);
+					}
+				}
+				else
+				{
+					buffer[buffer_pos++].set_2bits(x, ptr.kmer_len * 2 + ptr.max_x * 2);
+					if (buffer_pos >= EXPAND_BUFFER_RECS)
+					{
+						FromChildThread(ptr, buffer, buffer_pos);
+						buffer_pos = 0;
+					}
+					x = 0;
+
+					buffer[buffer_pos].set(kmer);
+					kmer_lower = true;
+				}
+			}
+			
+		}
+		buffer[buffer_pos++].set_2bits(x, ptr.kmer_len * 2 + ptr.max_x * 2);
+		if (buffer_pos >= EXPAND_BUFFER_RECS)
+		{
+			FromChildThread(ptr, buffer, buffer_pos);
+			buffer_pos = 0;
+		}
+		if (byte_shift != 6)
+			++pos;
+	}
+	if (buffer_pos)
+	{
+		FromChildThread(ptr, buffer, buffer_pos);
+		buffer_pos = 0;
+	}
+	ptr.pmm_expand->free(_raw_buffer);
+}
+
+
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::ExpandKxmersBoth(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{	
+	ptr.input_pos = 0;
+	uint32 threads = ptr.n_omp_threads;
+
+	uint64 bytes_per_thread = (tmp_size + threads - 1) / threads;
+	uint32 thread_no = 0;
+	vector<thread> exp_threads;
+	uint64 start = 0;
+	uint64 pos = 0;
+	for (; pos < tmp_size; pos += 1 + (ptr.data[pos] + ptr.kmer_len + 3) / 4)
+	{
+		if ((thread_no + 1) * bytes_per_thread <= pos)
+		{
+			exp_threads.push_back(thread(ExpandKxmerBothParaller, std::ref(ptr), start, pos));
+			start = pos;
+			++thread_no;
+		}
+	}
+	if (start < pos)
+	{
+		exp_threads.push_back(thread(ExpandKxmerBothParaller, std::ref(ptr), start, tmp_size));
+	}
+
+	for (auto& p : exp_threads)
+		p.join();
+
+	ptr.n_plus_x_recs = ptr.input_pos;// !!!!!!!!		
+}
+
+template<unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::ExpandKxmersAll(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{
+	ptr.input_pos = 0;
+	uint64 pos = 0;
+	CKmer<SIZE> kmer_mask;
+
+	CKmer<SIZE> kxmer;
+	CKmer<SIZE> kxmer_mask;
+	kxmer_mask.set_n_1((ptr.kmer_len + ptr.max_x) * 2);
+	uchar *data_p = ptr.data;
+
+	kmer_mask.set_n_1(ptr.kmer_len * 2);
+	while (pos < tmp_size)
+	{
+		kxmer.clear();
+		uint32 additional_symbols = data_p[pos++];
+
+		uchar symb;
+
+		uint32 kmer_bytes = (ptr.kmer_len + 3) / 4;
+		//building kmer
+		for (uint32 i = 0, kmer_pos = 8 * SIZE - 1; i < kmer_bytes; ++i, --kmer_pos)
+		{
+			kxmer.set_byte(kmer_pos, data_p[pos + i]);
+		}
+
+		pos += kmer_bytes;
+		uchar byte_shift = 6 - (ptr.kmer_len % 4) * 2;
+		if (byte_shift != 6)
+			--pos;
+		uint32 kmer_shr = SIZE * 32 - ptr.kmer_len;
+
+		if (kmer_shr)
+			kxmer.SHR(kmer_shr);
+
+		kxmer.mask(kmer_mask);
+		uint32 tmp = MIN(ptr.max_x, additional_symbols);
+
+		for (uint32 i = 0; i < tmp; ++i)
+		{
+			GetNextSymb(symb, byte_shift, pos, data_p);
+			kxmer.SHL_insert_2bits(symb);
+		}
+		kxmer.set_2bits(tmp, (ptr.kmer_len + ptr.max_x) * 2);
+
+		ptr.buffer_input[ptr.input_pos++].set(kxmer);
+		additional_symbols -= tmp;
+
+		uint32 kxmers_count = additional_symbols / (ptr.max_x + 1);
+		uint32 kxmer_rest = additional_symbols % (ptr.max_x + 1);
+
+		for (uint32 j = 0; j < kxmers_count; ++j)
+		{
+			for (uint32 i = 0; i < ptr.max_x + 1; ++i)
+			{
+				GetNextSymb(symb, byte_shift, pos, data_p);
+				kxmer.SHL_insert_2bits(symb);
+			}
+
+			kxmer.mask(kxmer_mask);
+
+			kxmer.set_2bits(ptr.max_x, (ptr.kmer_len + ptr.max_x) * 2);
+
+			ptr.buffer_input[ptr.input_pos++].set(kxmer);
+		}
+		if (kxmer_rest)
+		{
+			uint32 i = 0;
+			GetNextSymb(symb, byte_shift, pos, data_p);
+			kxmer.SHL_insert_2bits(symb);
+			kxmer.mask(kmer_mask);
+			--kxmer_rest;
+			for (; i < kxmer_rest; ++i)
+			{
+				GetNextSymb(symb, byte_shift, pos, data_p);
+				kxmer.SHL_insert_2bits(symb);
+			}
+
+			kxmer.set_2bits(kxmer_rest, (ptr.kmer_len + ptr.max_x) * 2);
+			ptr.buffer_input[ptr.input_pos++].set(kxmer);
+		}
+		if (byte_shift != 6)
+			++pos;
+	}
+}
+
+//----------------------------------------------------------------------------------
+// Uncompact the kmers
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::Expand(CKmerBinSorter<CKmer<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{
+	uchar *raw_buffer_input, *raw_buffer_tmp;
+
+	ptr.memory_bins->reserve(ptr.bin_id, raw_buffer_input, CMemoryBins::mba_input_array);
+	ptr.memory_bins->reserve(ptr.bin_id, raw_buffer_tmp, CMemoryBins::mba_tmp_array);
+
+	ptr.buffer_input = (CKmer<SIZE> *) raw_buffer_input;
+	ptr.buffer_tmp = (CKmer<SIZE> *) raw_buffer_tmp;
+
+	if (ptr.max_x)
+	{
+		if (ptr.both_strands)
+			ExpandKxmersBoth(ptr, tmp_size);
+		else
+			ExpandKxmersAll(ptr, tmp_size);
+	}
+	else
+	{
+		if (ptr.both_strands)
+			ExpandKmersBoth(ptr, tmp_size);
+		else
+			ExpandKmersAll(ptr, tmp_size);
+	}
+}
+
+
+//----
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE>::Expand(CKmerBinSorter<CKmerQuake<SIZE>, SIZE>& ptr, uint64 tmp_size)
+{
+	uchar *data_p = ptr.data;
+	uchar *raw_buffer_input, *raw_buffer_tmp;
+
+	ptr.memory_bins->reserve(ptr.bin_id, raw_buffer_input, CMemoryBins::mba_input_array);
+	ptr.memory_bins->reserve(ptr.bin_id, raw_buffer_tmp, CMemoryBins::mba_tmp_array);
+
+
+	ptr.buffer_input = (CKmerQuake<SIZE> *) raw_buffer_input;
+	ptr.buffer_tmp = (CKmerQuake<SIZE> *) raw_buffer_tmp;
+	CKmerQuake<SIZE> current_kmer;
+	CKmerQuake<SIZE> kmer_rev;
+	CKmerQuake<SIZE> kmer_can;
+	kmer_rev.clear();
+	uint32 kmer_len_shift = (ptr.kmer_len - 1) * 2;
+	CKmerQuake<SIZE> kmer_mask;
+	kmer_mask.set_n_1(ptr.kmer_len * 2);
+
+	ptr.input_pos = 0;
+	uint64 pos = 0;
+
+	double *inv_probs;
+	ptr.pmm_prob->reserve(inv_probs);
+	double kmer_prob;
+	uchar qual, symb;
+	uint32 inv_probs_pos;
+	if (ptr.both_strands)
+		while (pos < tmp_size)
+		{
+			uchar additional_symbols = data_p[pos++];
+			inv_probs_pos = 0;
+			kmer_prob = 1.0;
+			
+			for (uint32 i = 0; i < ptr.kmer_len; ++i)
+			{
+				symb = (data_p[pos] >> 6) & 3;
+				qual = data_p[pos++] & 63;
+
+				inv_probs[inv_probs_pos++] = inv_prob_qual[qual];
+
+				current_kmer.SHL_insert_2bits(symb);
+				kmer_rev.SHR_insert_2bits(3 - symb, kmer_len_shift);
+				kmer_prob *= prob_qual[qual];
+			}
+			current_kmer.mask(kmer_mask);			
+			if (kmer_prob >= MIN_PROB_QUAL_VALUE)
+			{
+				kmer_can = current_kmer < kmer_rev ? current_kmer : kmer_rev;
+				kmer_can.quality = (float)kmer_prob;
+				ptr.buffer_input[ptr.input_pos++].set(kmer_can);
+			}
+			for (uint32 i = 0; i < additional_symbols; ++i)
+			{
+				symb = (data_p[pos] >> 6) & 3;
+				qual = data_p[pos++] & 63;
+
+				current_kmer.SHL_insert_2bits(symb);
+				current_kmer.mask(kmer_mask);
+				kmer_rev.SHR_insert_2bits(3 - symb, kmer_len_shift);
+				
+				kmer_prob *= prob_qual[qual] * inv_probs[inv_probs_pos - ptr.kmer_len];
+				inv_probs[inv_probs_pos++] = inv_prob_qual[qual];
+				if (kmer_prob >= MIN_PROB_QUAL_VALUE)
+				{
+					kmer_can = current_kmer < kmer_rev ? current_kmer : kmer_rev;
+					kmer_can.quality = (float)kmer_prob;
+					ptr.buffer_input[ptr.input_pos++].set(kmer_can);
+				}
+			}
+		}
+	else
+		while (pos < tmp_size)
+		{
+			uchar additional_symbols = data_p[pos++];
+			inv_probs_pos = 0;
+			kmer_prob = 1.0;
+
+			for (uint32 i = 0; i < ptr.kmer_len; ++i)
+			{
+				symb = (data_p[pos] >> 6) & 3;
+				qual = data_p[pos++] & 63;
+
+				inv_probs[inv_probs_pos++] = inv_prob_qual[qual];
+
+				current_kmer.SHL_insert_2bits(symb);
+				kmer_prob *= prob_qual[qual];
+			}
+			current_kmer.mask(kmer_mask);
+			if (kmer_prob >= MIN_PROB_QUAL_VALUE)
+			{
+				current_kmer.quality = (float)kmer_prob;
+				ptr.buffer_input[ptr.input_pos++].set(current_kmer);
+			}
+			for (uint32 i = 0; i < additional_symbols; ++i)
+			{
+				symb = (data_p[pos] >> 6) & 3;
+				qual = data_p[pos++] & 63;
+
+				current_kmer.SHL_insert_2bits(symb);
+				current_kmer.mask(kmer_mask);
+
+				kmer_prob *= prob_qual[qual] * inv_probs[inv_probs_pos - ptr.kmer_len];
+				inv_probs[inv_probs_pos++] = inv_prob_qual[qual];
+				if (kmer_prob >= MIN_PROB_QUAL_VALUE)
+				{
+					current_kmer.quality = (float)kmer_prob;
+					ptr.buffer_input[ptr.input_pos++].set(current_kmer);
+				}
+			}
+		}
+	ptr.pmm_prob->free(inv_probs);
+}
+
+
+//----------------------------------------------------------------------------------
+// Sort the kmers
+template <typename KMER_T, unsigned SIZE> void CKmerBinSorter<KMER_T, SIZE>::Sort()
+{
+	uint32 rec_len;
+	uint64 sort_rec;
+	if (max_x && !use_quake)
+	{
+		sort_rec = n_plus_x_recs;
+		rec_len = (kmer_len + max_x + 1 + 3) / 4;
+	}
+	else
+	{
+		sort_rec = n_rec;
+		rec_len = (kmer_len + 3) / 4;
+	}
+	sum_n_plus_x_rec += n_plus_x_recs;
+	sum_n_rec += n_rec;
+	
+	if (sizeof(KMER_T) == 8)
+	{
+		uint64 *_buffer_input = (uint64*)buffer_input;
+		uint64 *_buffer_tmp = (uint64*)buffer_tmp;
+
+		RadixSort_buffer(pmm_radix_buf, _buffer_input, _buffer_tmp, sort_rec, rec_len, n_omp_threads);
+
+		if (rec_len % 2)
+			buffer = (KMER_T*)_buffer_tmp;
+		else
+			buffer = (KMER_T*)_buffer_input;
+	}
+	else
+	{
+		uint32 *_buffer_input = (uint32*)buffer_input;
+		uint32 *_buffer_tmp = (uint32*)buffer_tmp;
+
+		RadixSort_uint8(_buffer_input, _buffer_tmp, sort_rec, sizeof(KMER_T), offsetof(KMER_T, data), SIZE*sizeof(typename KMER_T::data_t), rec_len, n_omp_threads);
+		if (rec_len % 2)
+			buffer = (KMER_T*)_buffer_tmp;
+		else
+			buffer = (KMER_T*)_buffer_input;
+	}
+}
+
+//----------------------------------------------------------------------------------
+//Binary search position of first occurence of symbol 'symb' in [start_pos,end_pos). Offset defines which symbol in k+x-mer is taken.
+template <unsigned SIZE> uint64 CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::FindFirstSymbOccur(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64 start_pos, uint64 end_pos, uint32 offset, uchar symb)
+{
+	uint32 kxmer_offset = (ptr.kmer_len + ptr.max_x - offset) * 2;
+	uint64 middle_pos;
+	uchar middle_symb;
+	while (start_pos < end_pos)
+	{
+		middle_pos = (start_pos + end_pos) / 2;
+		middle_symb = ptr.buffer[middle_pos].get_2bits(kxmer_offset);
+		if (middle_symb < symb)
+			start_pos = middle_pos + 1;
+		else
+			end_pos = middle_pos;
+	}
+	return end_pos;
+}
+
+//----------------------------------------------------------------------------------
+template<unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::InitKXMerSet(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64 start_pos, uint64 end_pos, uint32 offset, uint32 depth)
+{
+	if (start_pos == end_pos)
+		return;
+	uint32 shr = ptr.max_x + 1 - offset;
+	ptr.kxmer_set.init_add(start_pos, end_pos, shr);
+
+	--depth;
+	if (depth > 0)
+	{
+		uint64 pos[5];
+		pos[0] = start_pos;
+		pos[4] = end_pos;
+		for (uint32 i = 1; i < 4; ++i)
+			pos[i] = FindFirstSymbOccur(ptr, pos[i - 1], end_pos, offset, i);
+		for (uint32 i = 1; i < 5; ++i)
+			InitKXMerSet(ptr, pos[i - 1], pos[i], offset + 1, depth);
+	}
+}
+
+//----------------------------------------------------------------------------------
+template<unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::PreCompactKxmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr, uint64& compacted_count)
+{
+	compacted_count = 0;
+
+	CKmer<SIZE> *act_kmer;
+	act_kmer = &ptr.buffer[0];
+	ptr.kxmer_counters[compacted_count] = 1;
+
+	for (uint32 i = 1; i < ptr.n_plus_x_recs; ++i)
+	{
+		if (*act_kmer == ptr.buffer[i])
+			++ptr.kxmer_counters[compacted_count];
+		else
+		{
+			ptr.buffer[compacted_count++] = *act_kmer;
+			ptr.kxmer_counters[compacted_count] = 1;
+			act_kmer = &ptr.buffer[i];
+		}
+	}
+	ptr.buffer[compacted_count++] = *act_kmer;
+}
+
+//----------------------------------------------------------------------------------
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::CompactKxmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr)
+{
+	ptr.kxmer_set.clear();
+	ptr.kxmer_set.set_buffer(ptr.buffer);
+	ptr.n_unique = 0;
+	ptr.n_cutoff_min = 0;
+	ptr.n_cutoff_max = 0;
+	ptr.n_total = 0;
+
+	uint32 kmer_symbols = ptr.kmer_len - ptr.lut_prefix_len;
+	uint64 kmer_bytes = kmer_symbols / 4;
+	uint64 lut_recs = 1 << (2 * ptr.lut_prefix_len);
+	uint64 lut_size = lut_recs * sizeof(uint64);
+
+
+	uchar *out_buffer = NULL;
+	uchar *raw_lut = NULL;
+
+	ptr.memory_bins->reserve(ptr.bin_id, out_buffer, CMemoryBins::mba_suffix);
+	ptr.memory_bins->reserve(ptr.bin_id, raw_lut, CMemoryBins::mba_lut);
+
+	uint64 *lut = (uint64*)raw_lut;
+	fill_n(lut, lut_recs, 0);
+
+	uint32 out_pos = 0;
+
+	if (ptr.n_plus_x_recs)
+	{
+		uchar* raw_kxmer_counters = NULL;
+		ptr.memory_bins->reserve(ptr.bin_id, raw_kxmer_counters, CMemoryBins::mba_kxmer_counters);
+		ptr.kxmer_counters = (uint32*)raw_kxmer_counters;
+		uint64 compacted_count;
+		PreCompactKxmers(ptr, compacted_count);
+
+		uint64 pos[5];//pos[symb] is first position where symb occur (at first position of k+x-mer) and pos[symb+1] jest first position where symb is not starting symbol of k+x-mer
+		pos[0] = 0;
+		pos[4] = compacted_count;
+		for (uint32 i = 1; i < 4; ++i)
+			pos[i] = FindFirstSymbOccur(ptr, pos[i - 1], compacted_count, 0, i);
+		for (uint32 i = 1; i < 5; ++i)
+			InitKXMerSet(ptr, pos[i - 1], pos[i], ptr.max_x + 2 - i, i);
+
+
+
+		
+		
+
+		uint64 counter_pos;
+
+		uint64 counter_size = min(BYTE_LOG(ptr.cutoff_max), BYTE_LOG(ptr.counter_max));
+
+		CKmer<SIZE> kmer, next_kmer;
+		CKmer<SIZE> kmer_mask;
+		kmer_mask.set_n_1(ptr.kmer_len * 2);
+		uint32 count;
+		//first
+		ptr.kxmer_set.get_min(counter_pos, kmer);
+		count = ptr.kxmer_counters[counter_pos];
+		//rest
+		while (ptr.kxmer_set.get_min(counter_pos, next_kmer))
+		{
+			if (kmer == next_kmer)
+				count += ptr.kxmer_counters[counter_pos];
+			else
+			{
+				ptr.n_total += count;
+				++ptr.n_unique;
+				if (count < (uint32)ptr.cutoff_min)
+					ptr.n_cutoff_min++;
+				else if (count >(uint32)ptr.cutoff_max)
+					ptr.n_cutoff_max++;
+				else
+				{
+					lut[kmer.remove_suffix(2 * kmer_symbols)]++;
+					if (count > (uint32)ptr.counter_max)
+						count = ptr.counter_max;
+
+					// Store compacted kmer
+
+					for (int32 j = (int32)kmer_bytes - 1; j >= 0; --j)
+						out_buffer[out_pos++] = kmer.get_byte(j);
+					for (int32 j = 0; j < (int32)counter_size; ++j)
+						out_buffer[out_pos++] = (count >> (j * 8)) & 0xFF;
+				}
+				count = ptr.kxmer_counters[counter_pos];
+				kmer = next_kmer;
+			}
+		}
+
+
+		//last one
+		++ptr.n_unique;
+		ptr.n_total += count;
+		if (count < (uint32)ptr.cutoff_min)
+			ptr.n_cutoff_min++;
+		else if (count >(uint32)ptr.cutoff_max)
+			ptr.n_cutoff_max++;
+		else
+		{
+			lut[kmer.remove_suffix(2 * kmer_symbols)]++;
+			if (count > (uint32)ptr.counter_max)
+				count = ptr.counter_max;
+
+			// Store compacted kmer
+			for (int32 j = (int32)kmer_bytes - 1; j >= 0; --j)
+				out_buffer[out_pos++] = kmer.get_byte(j);
+			for (int32 j = 0; j < (int32)counter_size; ++j)
+				out_buffer[out_pos++] = (count >> (j * 8)) & 0xFF;
+		}
+
+
+		ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_kxmer_counters);
+	}
+
+
+	// Push the sorted and compacted kmer bin to a priority queue in a form ready to be stored to HDD
+	ptr.kq->push(ptr.bin_id, out_buffer, out_pos, raw_lut, lut_size, ptr.n_unique, ptr.n_cutoff_min, ptr.n_cutoff_max, ptr.n_total);
+
+	if (ptr.buffer_input)
+	{
+		ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_input_array);
+		ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_tmp_array);
+	}
+	ptr.buffer = NULL;
+}
+
+
+
+
+//----------------------------------------------------------------------------------
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::CompactKmers(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr)
+{
+	uint64 i;
+
+	uint32 kmer_symbols = ptr.kmer_len - ptr.lut_prefix_len;
+	uint64 kmer_bytes = kmer_symbols / 4;
+	uint64 lut_recs = 1 << (2 * (ptr.lut_prefix_len));
+	uint64 lut_size = lut_recs * sizeof(uint64);
+
+	uint64 counter_size = min(BYTE_LOG(ptr.cutoff_max), BYTE_LOG(ptr.counter_max));
+
+	uchar *out_buffer;
+	uchar *raw_lut;
+
+	ptr.memory_bins->reserve(ptr.bin_id, out_buffer, CMemoryBins::mba_suffix);
+	ptr.memory_bins->reserve(ptr.bin_id, raw_lut, CMemoryBins::mba_lut);
+	uint64 *lut = (uint64*)raw_lut;
+	fill_n(lut, lut_recs, 0);
+
+	uint32 out_pos = 0;
+	uint32 count;
+	CKmer<SIZE> *act_kmer;
+	
+
+	ptr.n_unique = 0;
+	ptr.n_cutoff_min = 0;
+	ptr.n_cutoff_max = 0;
+	ptr.n_total = 0;
+
+
+	if (ptr.n_rec)			// non-empty bin
+	{
+		act_kmer = &ptr.buffer[0];
+		count = 1;
+
+		ptr.n_total = ptr.n_rec;
+
+		for (i = 1; i < ptr.n_rec; ++i)
+		{
+			if (*act_kmer == ptr.buffer[i])
+				count++;
+			else
+			{
+				if (count < (uint32)ptr.cutoff_min)
+				{
+					act_kmer = &ptr.buffer[i];
+					ptr.n_cutoff_min++;
+					ptr.n_unique++;
+					count = 1;
+				}
+				else if (count >(uint32) ptr.cutoff_max)
+				{
+					act_kmer = &ptr.buffer[i];
+					ptr.n_cutoff_max++;
+					ptr.n_unique++;
+					count = 1;
+				}
+				else
+				{
+					if (count > (uint32)ptr.counter_max)
+						count = ptr.counter_max;
+
+					// Store compacted kmer
+					for (int32 j = (int32)kmer_bytes - 1; j >= 0; --j)
+						out_buffer[out_pos++] = act_kmer->get_byte(j);
+					for (int32 j = 0; j < (int32)counter_size; ++j)
+						out_buffer[out_pos++] = (count >> (j * 8)) & 0xFF;
+
+					lut[act_kmer->remove_suffix(2 * kmer_symbols)]++;
+
+					act_kmer = &ptr.buffer[i];
+					count = 1;
+					ptr.n_unique++;
+				}
+			}
+		}
+
+		if (count < (uint32)ptr.cutoff_min)
+		{
+			ptr.n_cutoff_min++;
+		}
+		else if (count >= (uint32)ptr.cutoff_max)
+		{
+			ptr.n_cutoff_max++;
+		}
+		else
+		{
+			if (count >(uint32) ptr.counter_max)
+				count = ptr.counter_max;
+
+			for (int32 j = (int32)kmer_bytes - 1; j >= 0; --j)
+				out_buffer[out_pos++] = act_kmer->get_byte(j);
+			for (int32 j = 0; j < (int32)counter_size; ++j)
+				out_buffer[out_pos++] = (count >> (j * 8)) & 0xFF;
+			lut[act_kmer->remove_suffix(2 * kmer_symbols)]++;
+		}
+		ptr.n_unique++;
+	}
+
+	// Push the sorted and compacted kmer bin to a priority queue in a form ready to be stored to HDD
+	ptr.kq->push(ptr.bin_id, out_buffer, out_pos, raw_lut, lut_size, ptr.n_unique, ptr.n_cutoff_min, ptr.n_cutoff_max, ptr.n_total);
+
+	if (ptr.buffer_input)
+	{
+		ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_input_array);
+		ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_tmp_array);
+	}
+	ptr.buffer = NULL;
+}
+
+
+
+
+//----------------------------------------------------------------------------------
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmer<SIZE>, SIZE>::Compact(CKmerBinSorter<CKmer<SIZE>, SIZE> &ptr)
+{
+	if (ptr.max_x)
+		CompactKxmers(ptr);
+	else
+		CompactKmers(ptr);
+}
+//----------------------------------------------------------------------------------
+// Compact the kmers - the same kmers (at neighbour positions now) are compated to a single kmer and counter
+template <unsigned SIZE> void CKmerBinSorter_Impl<CKmerQuake<SIZE>, SIZE>::Compact(CKmerBinSorter<CKmerQuake<SIZE>, SIZE> &ptr)
+{
+		uint64 i;
+	
+		uint32 kmer_symbols = ptr.kmer_len - ptr.lut_prefix_len;
+		uint64 kmer_bytes = kmer_symbols / 4;
+		uint64 lut_recs = 1 << (2 * (ptr.lut_prefix_len));
+		uint64 lut_size = lut_recs * sizeof(uint64);
+
+		uchar *out_buffer;
+		uchar *raw_lut;
+		ptr.memory_bins->reserve(ptr.bin_id, out_buffer, CMemoryBins::mba_suffix);
+		ptr.memory_bins->reserve(ptr.bin_id, raw_lut, CMemoryBins::mba_lut);
+		uint64 *lut = (uint64*)raw_lut;
+		fill_n(lut, lut_recs, 0);
+
+		uint32 out_pos = 0;
+		double count;
+		CKmerQuake<SIZE> *act_kmer;
+	
+		ptr.n_unique     = 0;
+		ptr.n_cutoff_min = 0;
+		ptr.n_cutoff_max = 0;
+		ptr.n_total      = 0;
+	
+		if(ptr.n_rec)			// non-empty bin
+		{
+			act_kmer = &ptr.buffer[0];
+			count = (double)act_kmer->quality;
+			ptr.n_total = ptr.n_rec;
+			for(i = 1; i < ptr.n_rec; ++i)
+			{
+				if(*act_kmer == ptr.buffer[i])
+					count += ptr.buffer[i].quality;
+				else
+				{
+					if(count < (double) ptr.cutoff_min)
+					{
+						act_kmer = &ptr.buffer[i];
+						++ptr.n_cutoff_min;
+						++ptr.n_unique;
+						count = act_kmer->quality;
+					}
+					else if(count > (double) ptr.cutoff_max)
+					{
+						act_kmer = &ptr.buffer[i];
+						++ptr.n_cutoff_max;
+						++ptr.n_unique;
+						count = act_kmer->quality;
+					}
+					else
+					{
+						if(count > (double) ptr.counter_max)
+							count = (double) ptr.counter_max;
+	
+						// Store compacted kmer
+						for(int32 j = (int32) kmer_bytes-1; j >= 0; --j)
+							out_buffer[out_pos++] = act_kmer->get_byte(j);
+						uint32 tmp;
+						float f_count = (float) count;
+						memcpy(&tmp, &f_count, 4);
+						for(int32 j = 0; j < 4; ++j)
+							out_buffer[out_pos++] = (tmp >> (j * 8)) & 0xFF;
+
+						lut[act_kmer->remove_suffix(2 * kmer_symbols)]++;
+
+						act_kmer = &ptr.buffer[i];
+						count = act_kmer->quality;
+						++ptr.n_unique;
+					}
+				}
+			}
+	
+			if(count < (double) ptr.cutoff_min)
+			{
+				++ptr.n_cutoff_min;
+			}
+			else if(count > (double) ptr.cutoff_max)
+			{
+				++ptr.n_cutoff_max;
+			}
+			else
+			{
+				if(count > (double) ptr.counter_max)
+					count = (double) ptr.counter_max;
+	
+				for(int32 j = (int32) kmer_bytes-1; j >= 0; --j)
+					out_buffer[out_pos++] = act_kmer->get_byte(j);
+	
+				uint32 tmp;
+				float f_count = (float) count;
+				memcpy(&tmp, &f_count, 4);
+				for(int32 j = 0; j < 4; ++j)
+					out_buffer[out_pos++] = (tmp >> (j * 8)) & 0xFF;
+				
+				lut[act_kmer->remove_suffix(2 * kmer_symbols)]++;
+			}
+			++ptr.n_unique;
+		}
+	
+		//// Push the sorted and compacted kmer bin to a priority queue in a form ready to be stored to HDD
+		ptr.kq->push(ptr.bin_id, out_buffer, out_pos, raw_lut, lut_size, ptr.n_unique, ptr.n_cutoff_min, ptr.n_cutoff_max, ptr.n_total);
+	
+		if(ptr.buffer_input)
+		{
+			ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_input_array);
+			ptr.memory_bins->free(ptr.bin_id, CMemoryBins::mba_tmp_array);
+		}
+		ptr.buffer = NULL;
+}
+
+
+//************************************************************************************************************
+// CWKmerBinSorter - wrapper for multithreading purposes
+//************************************************************************************************************
+template <typename KMER_T, unsigned SIZE> class CWKmerBinSorter {
+	CKmerBinSorter<KMER_T, SIZE> *kbs;
+
+public:
+	CWKmerBinSorter(CKMCParams &Params, CKMCQueues &Queues, int thread_no);
+	~CWKmerBinSorter();
+	void GetDebugStats(uint64& _sum_n_recs, uint64& _sum_n_plus_x_recs)
+	{
+		kbs->GetDebugStats(_sum_n_recs, _sum_n_plus_x_recs);
+	}
+	void operator()();
+};
+
+//----------------------------------------------------------------------------------
+// Constructor
+template <typename KMER_T, unsigned SIZE> CWKmerBinSorter<KMER_T, SIZE>::CWKmerBinSorter(CKMCParams &Params, CKMCQueues &Queues, int thread_no)
+{
+	kbs = new CKmerBinSorter<KMER_T, SIZE>(Params, Queues, thread_no);
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+template <typename KMER_T, unsigned SIZE> CWKmerBinSorter<KMER_T, SIZE>::~CWKmerBinSorter()
+{
+	delete kbs;
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+template <typename KMER_T, unsigned SIZE> void CWKmerBinSorter<KMER_T, SIZE>::operator()()
+{
+	kbs->ProcessBins();
+}
+
+#endif
+
+// ***** EOF
\ No newline at end of file
diff --git a/kmer_counter/kb_storer.cpp b/kmer_counter/kb_storer.cpp
new file mode 100755
index 0000000..bd9f0c0
--- /dev/null
+++ b/kmer_counter/kb_storer.cpp
@@ -0,0 +1,268 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+#include <algorithm>
+#include <numeric>
+#include <iostream>
+#include <boost/lexical_cast.hpp>
+#include "kb_storer.h"
+
+using namespace std;
+
+extern uint64 total_reads;
+
+//************************************************************************************************************
+// CKmerBinStorer - storer for bins
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Constructor
+CKmerBinStorer::CKmerBinStorer(CKMCParams &Params, CKMCQueues &Queues)
+{
+	pmm_bins			= Queues.pmm_bins;
+	mm					= Queues.mm;
+	n_bins			    = Params.n_bins;
+	q_part			    = Queues.bpq;
+	bd                  = Queues.bd;
+	working_directory = Params.working_directory;
+
+	mem_mode			= Params.mem_mode;
+
+	s_mapper			= Queues.s_mapper;
+
+	files                  = NULL;
+	buf_sizes		       = NULL;
+	buffer_size_bytes      = 0;
+	max_buf_size		   = 0;
+	max_buf_size_id		   = 0;
+	max_mem_buffer         = Params.max_mem_storer;
+
+	max_mem_single_package = Params.max_mem_storer_pkg;
+	tmp_buff = new uchar[max_mem_single_package*2]; 
+	
+	buffer = new elem_t*[n_bins];
+	for(int i = 0; i < n_bins; ++i)
+		buffer[i] = NULL;
+
+
+	total_size = 0 ; 
+
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+CKmerBinStorer::~CKmerBinStorer()
+{
+	Release();
+}
+
+//----------------------------------------------------------------------------------
+// Write ends of bins and release memory
+void CKmerBinStorer::Release()
+{
+	if(!files)
+		return;
+	for(int i = 0; i < n_bins; ++i)
+		if(buffer[i])
+			delete buffer[i];
+
+	delete[] buffer;
+	buffer = NULL;	
+
+	delete[] files;
+	files = NULL;
+
+	delete[] buf_sizes;
+	buf_sizes = NULL;
+	
+	delete [] tmp_buff;
+
+	cout << "\n";
+}
+
+//----------------------------------------------------------------------------------
+// Put buffer items to the queue
+void CKmerBinStorer::ReleaseBuffer()
+{
+	for(int i = 0; i < n_bins; ++i)
+		if(buffer[i])
+			PutBinToTmpFile(i);
+
+	for(int i = n_bins-1; i >= 0; --i)
+		if(buffer[i])
+		{
+			delete buffer[i];
+			buffer[i] = NULL;
+		}
+}
+
+//----------------------------------------------------------------------------------
+// Return name of a file related to a kmer of given id.
+string CKmerBinStorer::GetName(int n)
+{
+	string s_tmp = boost::lexical_cast<string>(n);
+	while(s_tmp.length() < 5)
+		s_tmp = string("0") + s_tmp;
+	
+	if (*working_directory.rbegin() != '/' && *working_directory.rbegin() != '\\')
+		working_directory += "/";
+	return working_directory + "kmc_" + s_tmp + ".bin";
+}
+
+//----------------------------------------------------------------------------------
+// Check wheter it is necessary to store some bin to a HDD
+void CKmerBinStorer::CheckBuffer()
+{
+	int32 i;
+
+	if(buffer_size_bytes < max_mem_buffer && max_buf_size < max_mem_single_package)
+		return;
+
+	PutBinToTmpFile(max_buf_size_id);
+
+	buf_sizes[max_buf_size_id] = 0;
+
+	max_buf_size    = buf_sizes[0];
+	max_buf_size_id = 0;
+	for(i = 1; i < n_bins; ++i)
+	{
+		if(buf_sizes[i] > max_buf_size)
+		{
+			max_buf_size    = buf_sizes[i];
+			max_buf_size_id = i;
+		}
+
+	}
+}
+
+//----------------------------------------------------------------------------------
+// Send bin to temp file
+void CKmerBinStorer::PutBinToTmpFile(uint32 n)
+{
+	if(buf_sizes[n])
+	{
+		uint64 w;
+		uint64 tmp_buff_pos = 0;
+		uint32 size;
+		uchar* buf;
+		for(auto p = buffer[n]->begin() ; p != buffer[n]->end() ; ++p)
+		{
+			buf = get<0>(*p);
+			size = get<1>(*p);
+			A_memcpy(tmp_buff + tmp_buff_pos, buf, size);
+			tmp_buff_pos += size;
+			pmm_bins->free(buf);
+		}
+
+		w = files[n]->Write(tmp_buff, 1, tmp_buff_pos);
+		if(w != tmp_buff_pos)
+		{
+			cout<<"Error while writing to temporary file " << n;
+			exit(1);
+		}
+		total_size += w;		
+		buffer_size_bytes -= buf_sizes[n];
+	}
+	buffer[n]->clear();
+}
+//
+
+
+//----------------------------------------------------------------------------------
+// Open temporary files for all bins
+bool CKmerBinStorer::OpenFiles()
+{
+	string f_name;
+
+	files     = new CMemDiskFile*[n_bins];
+	for (int i = 0 ; i < n_bins ; ++i)
+	{
+		files[i] = new CMemDiskFile(mem_mode);
+	}
+	buf_sizes = new uint64[n_bins];
+
+	for(int i = 0; i < n_bins; ++i)
+	{
+		f_name = GetName(i);
+		buf_sizes[i] = 0;
+		
+		files[i]->Open(f_name);
+
+		bd->insert(i, files[i], f_name, 0, 0, 0, 0);
+	}
+
+	return true;
+}
+
+
+//----------------------------------------------------------------------------------
+// 
+void CKmerBinStorer::ProcessQueue()
+{
+	// Process the queue
+	while(!q_part->completed())
+	{
+		int32 bin_id;
+		uchar *part;
+		uint32 true_size;
+		uint32 alloc_size;
+
+		if(q_part->pop(bin_id, part, true_size, alloc_size))
+		{
+			if(!buffer[bin_id])
+				buffer[bin_id] = new elem_t;
+			buffer[bin_id]->push_back(make_tuple(part, true_size, alloc_size));
+			buffer_size_bytes += alloc_size;
+			buf_sizes[bin_id] += alloc_size;
+
+			if(buf_sizes[bin_id] > max_buf_size)
+			{
+				max_buf_size    = buf_sizes[bin_id];
+				max_buf_size_id = bin_id;
+			}
+
+			CheckBuffer();
+		}
+	}
+
+	// Move all remaining parts to queue
+	ReleaseBuffer();
+
+
+}
+
+
+//************************************************************************************************************
+// CWKmerBinStorer - wrapper
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Constructor
+CWKmerBinStorer::CWKmerBinStorer(CKMCParams &Params, CKMCQueues &Queues)
+{
+	kbs = new CKmerBinStorer(Params, Queues);
+	kbs->OpenFiles();
+}
+
+//----------------------------------------------------------------------------------
+// Destructore
+CWKmerBinStorer::~CWKmerBinStorer()
+{
+	delete kbs;
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+void CWKmerBinStorer::operator()()
+{
+	kbs->ProcessQueue();
+}
+
+// ***** EOF
diff --git a/kmer_counter/kb_storer.h b/kmer_counter/kb_storer.h
new file mode 100755
index 0000000..7e99cdd
--- /dev/null
+++ b/kmer_counter/kb_storer.h
@@ -0,0 +1,91 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KB_STORER_H
+#define _KB_STORER_H
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include "radix.h"
+#include <string>
+#include <algorithm>
+#include <numeric>
+#include <array>
+#include <tuple>
+#include <stdio.h>
+
+using namespace std;
+
+//************************************************************************************************************
+// CKmerBinStorer - storer of bins of k-mers
+//************************************************************************************************************
+class CKmerBinStorer {
+	CMemoryMonitor *mm;
+
+	uint64 total_size; 
+	CMemoryPool *pmm_bins;
+	string working_directory;
+	int n_bins;
+	CBinPartQueue *q_part;
+	CBinDesc *bd;
+	uint64 buffer_size_bytes;
+	uint64 max_mem_buffer;
+	uint64 max_mem_single_package;
+
+	CSignatureMapper *s_mapper;
+	uchar* tmp_buff;
+	CMemDiskFile** files;
+	uint64 *buf_sizes;
+	uint64 max_buf_size;
+	uint32 max_buf_size_id;
+	bool mem_mode;
+
+	typedef list<tuple<uchar *, uint32, uint32>> elem_t; 
+	elem_t** buffer;
+
+	void Release();
+	string GetName(int n);
+	void CheckBuffer();
+	void ReleaseBuffer();
+	void PutBinToTmpFile(uint32 n);
+	
+public:
+	void GetTotal(uint64& _total)
+	{
+		_total = total_size;
+	}
+	CKmerBinStorer(CKMCParams &Params, CKMCQueues &Queues);
+	~CKmerBinStorer();
+
+	bool OpenFiles();
+	void ProcessQueue();
+};
+
+//************************************************************************************************************
+// CWKmerBinStorer - wrapper for multithreading purposes
+//************************************************************************************************************
+class CWKmerBinStorer {
+	CKmerBinStorer *kbs;
+
+public:
+	void GetTotal(uint64& _total)
+	{
+		kbs->GetTotal(_total);
+	}
+	CWKmerBinStorer(CKMCParams &Params, CKMCQueues &Queues);
+	~CWKmerBinStorer();
+
+	void operator()();
+};
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kmc.h b/kmer_counter/kmc.h
new file mode 100755
index 0000000..9e9936f
--- /dev/null
+++ b/kmer_counter/kmc.h
@@ -0,0 +1,767 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KMC_H
+#define _KMC_H
+
+#include "defs.h"
+#include "params.h"
+#include "kmer.h"
+#include <iostream>
+#include <iomanip>
+#include <string>
+#include <vector>
+#include <numeric>
+#include "queues.h"
+#include "timer.h"
+#include "fastq_reader.h"
+#include "kb_collector.h"
+#include "kb_completer.h"
+#include "kb_reader.h"
+#include "kb_sorter.h"
+#include "kb_storer.h"
+#include "s_mapper.h"
+#include "splitter.h"
+#include "libs/asmlib.h"
+#include <boost/filesystem.hpp>
+
+#ifdef DEVELOP_MODE
+#include "develop.h"
+#endif
+
+using namespace std;
+
+
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> class CKMC {
+	bool initialized;
+
+	CStopWatch w0, heuristic_time , w1, w2;
+
+	// Parameters (input and internal)
+	CKMCParams Params;
+
+	// Memory monitor and queues
+	CKMCQueues Queues;
+
+	// Thread groups
+	vector<thread> gr0_1, gr0_2;
+	vector<thread> gr1_1, gr1_2, gr1_3, gr1_4, gr1_5;		// thread groups for 1st stage
+	vector<thread> gr2_1, gr2_2, gr2_3;						// thread groups for 2nd stage
+
+	uint64 n_unique, n_cutoff_min, n_cutoff_max, n_total, n_reads, tmp_size, n_total_super_kmers;
+
+	// Threads
+	vector<CWStatsFastqReader*> w_stats_fastqs;
+	vector<CWStatsSplitter<false>*> w_stats_splitters;
+	vector<CWFastqReader*> w_fastqs;
+	vector<CWSplitter<QUAKE_MODE>*> w_splitters;
+	CWKmerBinStorer *w_storer;
+
+	CWKmerBinReader<KMER_T, SIZE>* w_reader;
+	vector<CWKmerBinSorter<KMER_T, SIZE>*> w_sorters;
+	CWKmerBinCompleter *w_completer;
+
+	void SetThreads1Stage();
+	void SetThreads2Stage(vector<int64>& sorted_sizes);
+	
+	bool AdjustMemoryLimits();
+	void AdjustMemoryLimitsStage2();
+
+	void ShowSettingsStage1();
+	void ShowSettingsStage2();
+
+public:
+	CKMC();
+	~CKMC();
+	
+	void SetParams(CKMCParams &_Params);
+	bool Process();
+	void GetStats(double &time1, double &time2, uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total, uint64 &_n_reads, uint64 &_tmp_size, uint64& _n_total_super_kmers);
+};
+
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> CKMC<KMER_T, SIZE, QUAKE_MODE>::CKMC()
+{
+// OpenMP support is a must, so do not compile if it is not supported
+#if !defined(_OPENMP)
+	BOOST_STATIC_ASSERT_MSG(false, "You need to use OpenMP");
+#endif
+
+	initialized   = false;
+	Params.kmer_len      = 0;
+	Params.n_readers     = 1;
+	Params.n_splitters   = 1;
+	Params.n_sorters     = 1;
+	//Params.n_omp_threads = 1;
+	Queues.s_mapper = NULL;
+}
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> CKMC<KMER_T, SIZE, QUAKE_MODE>::~CKMC()
+{
+}
+
+//----------------------------------------------------------------------------------
+// Set params of the k-mer counter
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::SetParams(CKMCParams &_Params)
+{
+	Params = _Params;
+	Params.kmer_len	= Params.p_k;
+
+	if (Params.kmer_len % 32 == 0)
+		Params.max_x = 0;
+	else
+		Params.max_x = MIN(31 - (Params.kmer_len % 32), KMER_X);
+
+	Params.verbose	= Params.p_verbose;	
+	// Technical parameters related to temporary files
+	
+	Params.signature_len	 = Params.p_p1;
+	Params.bin_part_size     = 1 << 16; 
+	
+	
+	// Thresholds for counters
+	Params.cutoff_min   = Params.p_ci;
+	Params.cutoff_max   = Params.p_cx;
+	Params.counter_max  = Params.p_cs;
+	Params.use_quake    = Params.p_quake;
+
+	Params.lowest_quality = Params.p_quality;
+	Params.both_strands   = Params.p_both_strands;
+	Params.mem_mode		  = Params.p_mem_mode;
+	
+	// Technical parameters related to no. of threads and memory usage
+	if(Params.p_sf && Params.p_sp && Params.p_so && Params.p_sr)
+	{
+		Params.n_readers     = NORM(Params.p_sf, 1, 32);
+		Params.n_splitters   = NORM(Params.p_sp, 1, 32);
+		Params.n_sorters     = NORM(Params.p_sr, 1, 32);
+		//Params.n_omp_threads = NORM(Params.p_so, 1, 32);
+		Params.n_omp_threads.assign(Params.n_sorters, NORM(Params.p_so, 1, 32));
+	}
+	else
+	{
+		// Adjust the number of threads according to the current hardware
+		Params.n_threads = Params.p_t;
+		if (!Params.n_threads)
+			Params.n_threads = thread::hardware_concurrency();
+		SetThreads1Stage();
+	}
+
+	//Params.max_mem_size  = NORM(((uint64) Params.p_m) << 30, (uint64) MIN_MEM << 30, 1024ull << 30);
+	Params.max_mem_size = NORM(((uint64)Params.p_m) * 1000000000ull, (uint64)MIN_MEM * 1000000000ull, 1024ull * 1000000000ull);
+
+	Params.file_type		= Params.p_file_type;
+
+	Params.KMER_T_size = sizeof(KMER_T);
+
+	initialized = true; 
+
+	SetMemcpyCacheLimit(8);			// Sets the asmlib's memcpy function to make copy without use of cache memory
+}
+
+//----------------------------------------------------------------------------------
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::SetThreads1Stage()
+{
+	if (!Params.p_sf || !Params.p_sp || !Params.p_sr || !Params.p_so)
+	{
+		int cores = Params.n_threads;
+		bool gz_bz2 = false;
+		vector<uint64> file_sizes;
+		
+		for (auto& p : Params.input_file_names)
+		{
+			string ext(p.end() - 3, p.end());
+			if (ext == ".gz" || ext == ".bz2")
+			{
+				gz_bz2 = true;
+				//break;
+			}
+			FILE* tmp = my_fopen(p.c_str(), "rb");
+			if (!tmp)
+			{
+				cout << "Cannot open file: " << p.c_str();
+				exit(1);
+			}
+			my_fseek(tmp, 0, SEEK_END);
+			file_sizes.push_back(my_ftell(tmp));
+			fclose(tmp);
+		}
+		if (gz_bz2)
+		{
+			sort(file_sizes.begin(), file_sizes.end(), greater<uint64>());
+			uint64 file_size_threshold = (uint64)(file_sizes.front() * 0.05);
+			int32 n_allowed_files = 0;
+			for(auto& p : file_sizes)
+			if (p > file_size_threshold)
+				++n_allowed_files;
+			Params.n_readers = MIN(n_allowed_files, MAX(1, cores / 2));
+		}
+		else
+			Params.n_readers = 1;
+		Params.n_splitters = MAX(1, cores - Params.n_readers);
+	}
+}
+//----------------------------------------------------------------------------------
+template<typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::SetThreads2Stage(vector<int64>& sorted_sizes)
+{	
+	if (!Params.p_sf || !Params.p_sp || !Params.p_sr || !Params.p_so)
+	{
+		if (Params.n_threads == 1)
+		{
+			Params.n_sorters = 1;
+			Params.n_omp_threads.assign(1, 1);
+		}
+		else
+		{			
+			int64 _10th_proc_bin_size = MAX(sorted_sizes[int(sorted_sizes.size() * 0.1)], 1);			
+			Params.n_sorters = NORM(Params.max_mem_size / _10th_proc_bin_size, 1, Params.n_threads);
+			Params.n_omp_threads.assign(Params.n_sorters, MAX(1, Params.n_threads / Params.n_sorters));
+			int threads_left = Params.n_threads - Params.n_omp_threads.front() * Params.n_sorters;
+			for (uint32 i = 0; threads_left; --threads_left, ++i)
+				Params.n_omp_threads[i%Params.n_sorters]++;
+		}
+	}
+}
+
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::AdjustMemoryLimitsStage2()
+{
+	// Memory for 2nd stage
+	// Settings for memory manager of radix internal buffers
+	Params.mem_part_pmm_radix_buf = (256 * BUFFER_WIDTH + ALIGNMENT) * sizeof(uint64);
+
+
+	int64 sum_n_omp_threads = 0;
+	for (auto& p : Params.n_omp_threads)
+		sum_n_omp_threads += p;
+
+	//Params.mem_tot_pmm_radix_buf = Params.mem_part_pmm_radix_buf * Params.n_sorters * Params.n_omp_threads;
+	
+	Params.mem_tot_pmm_radix_buf = Params.mem_part_pmm_radix_buf * sum_n_omp_threads;
+
+
+	if (Params.use_quake)
+	{
+		Params.mem_part_pmm_prob = (CKmerBinSorter<KMER_T, SIZE>::PROB_BUF_SIZE + 1) * sizeof(double);
+		Params.mem_tot_pmm_prob = Params.n_sorters * Params.mem_part_pmm_prob;
+	}
+	else
+		Params.mem_part_pmm_prob = Params.mem_tot_pmm_prob = 0;
+	if (!Params.use_quake && Params.both_strands)
+	{
+		Params.mem_part_pmm_epxand = EXPAND_BUFFER_RECS * sizeof(KMER_T);
+		Params.mem_tot_pmm_epxand = sum_n_omp_threads * Params.mem_part_pmm_epxand;
+	}
+	else
+		Params.mem_part_pmm_epxand = Params.mem_tot_pmm_epxand = 0;
+
+	Params.max_mem_stage2 = Params.max_mem_size - Params.mem_tot_pmm_radix_buf - Params.mem_tot_pmm_prob - Params.mem_tot_pmm_epxand;
+}
+
+//----------------------------------------------------------------------------------
+// Adjust the memory limits for queues and other large data structures
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> bool CKMC<KMER_T, SIZE, QUAKE_MODE>::AdjustMemoryLimits()
+{
+	// Memory for splitter internal buffers
+	int64 m_rest = Params.max_mem_size;  
+
+	Params.mem_part_pmm_stats = ((1 << Params.signature_len * 2) + 1) * sizeof(uint32);
+	Params.mem_tot_pmm_stats = (Params.n_splitters + 1 + 1) * Params.mem_part_pmm_stats; //1 merged in main thread, 1 for sorting indices
+
+	
+	// Settings for memory manager of FASTQ buffers
+	Params.fastq_buffer_size = 32 << 20;
+	do {
+		if(Params.fastq_buffer_size & (Params.fastq_buffer_size-1))
+			Params.fastq_buffer_size &= Params.fastq_buffer_size - 1;
+		else
+			Params.fastq_buffer_size = Params.fastq_buffer_size / 2 + Params.fastq_buffer_size / 4;
+		Params.mem_part_pmm_fastq = Params.fastq_buffer_size + CFastqReader::OVERHEAD_SIZE;
+		Params.mem_tot_pmm_fastq  = Params.mem_part_pmm_fastq * (Params.n_readers + Params.n_splitters + 96);
+	} while(Params.mem_tot_pmm_fastq > m_rest * 0.17);
+	m_rest -= Params.mem_tot_pmm_fastq;
+
+	// Subtract memory for buffers for decompression of FASTQ files
+	while(Params.n_readers * Params.gzip_buffer_size > m_rest / 10)
+		Params.gzip_buffer_size /= 2;
+	m_rest -= Params.n_readers * Params.gzip_buffer_size;
+
+	// Subtract memory for bin collectors internal buffers
+	m_rest -= Params.n_splitters * Params.bin_part_size * sizeof(KMER_T);
+
+	// Settings for memory manager of reads
+	Params.mem_part_pmm_reads = (CSplitter<QUAKE_MODE>::MAX_LINE_SIZE + 1) * sizeof(double);
+	Params.mem_tot_pmm_reads  = Params.mem_part_pmm_reads * 2 * Params.n_splitters;
+	m_rest -= Params.mem_tot_pmm_reads;
+
+	// Max. memory for single package
+	Params.max_mem_storer_pkg = 1ll << 25; 
+
+	Params.mem_part_pmm_bins = Params.bin_part_size;
+
+	Params.mem_tot_pmm_bins = m_rest;
+
+	// memory for storer internal buffer
+	if(Params.max_mem_size >= 16ll << 30)
+		Params.max_mem_storer = (int64) (Params.mem_tot_pmm_bins * 0.75);
+	else
+		Params.max_mem_storer = (int64) (Params.mem_tot_pmm_bins * 0.65);
+
+	if(Params.max_mem_storer < (1ll << 28))
+		return false;
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Show the settings of the KMC (in verbose mode only)
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::ShowSettingsStage1()
+{
+	if(!Params.verbose)
+		return;
+
+	cout << "\n********** Used parameters: **********\n";
+
+	cout << "No. of input files           : " << Params.input_file_names.size() << "\n";
+	cout << "Output file name             : " << Params.output_file_name << "\n";
+	cout << "No. of working directories   : " << 1 << "\n";
+	cout << "Input format                 : "; 
+	switch (Params.file_type)
+	{
+	case fasta:
+		cout << "FASTA\n";
+		break;
+	case fastq:
+		cout << "FASTQ\n";
+		break;
+	case multiline_fasta:
+		cout << "MULTI LINE FASTA\n";
+		break;
+	}
+	cout << "\n";
+	cout << "k-mer length                 : " << Params.kmer_len << "\n";
+	cout << "Max. k-mer length            : " << MAX_K << "\n";
+	cout << "Signature length             : " << Params.signature_len << "\n"; 
+	cout << "Min. count threshold         : " << Params.cutoff_min << "\n";
+	cout << "Max. count threshold         : " << Params.cutoff_max << "\n";
+	cout << "Max. counter value           : " << Params.counter_max << "\n";
+	cout << "Type of counters             : " << (Params.use_quake ? "Quake-compatibile\n" : "direct\n");
+	if(Params.use_quake)
+		cout << "Lowest quality value         : " << Params.lowest_quality << "\n";
+	cout << "Both strands                 : " << (Params.both_strands ? "true\n" : "false\n");	
+	cout << "RAM olny mode                : " << (Params.mem_mode ? "true\n" : "false\n");
+
+	cout << "\n******* Stage 1 configuration: *******\n";
+	cout << "\n";
+	cout << "No. of bins                  : " << Params.n_bins << "\n";
+	cout << "Bin part size                : " << Params.bin_part_size << "\n";
+	cout << "Input buffer size            : " << Params.fastq_buffer_size << "\n";
+	cout << "\n";
+
+	cout << "No. of readers               : " << Params.n_readers << "\n";
+	cout << "No. of splitters             : " << Params.n_splitters << "\n";
+	cout << "\n";
+
+	cout << "Max. mem. size               : " << setw(5) << (Params.max_mem_size / 1000000) << "MB\n";
+	cout << "Max. mem. per storer         : " << setw(5) << (Params.max_mem_storer / 1000000) << "MB\n";
+	cout << "Max. mem. for single package : " << setw(5) << (Params.max_mem_storer_pkg / 1000000) << "MB\n";
+	cout << "\n";
+
+	cout << "Max. mem. for PMM (bin parts): " << setw(5) << (Params.mem_tot_pmm_bins / 1000000) << "MB\n";
+	cout << "Max. mem. for PMM (FASTQ)    : " << setw(5) << (Params.mem_tot_pmm_fastq / 1000000) << "MB\n";
+	cout << "Max. mem. for PMM (reads)    : " << setw(5) << (Params.mem_tot_pmm_reads / 1000000) << "MB\n";
+
+	cout << "\n";
+}
+
+//----------------------------------------------------------------------------------
+// Show the settings of the KMC (in verbose mode only)
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::ShowSettingsStage2()
+{
+	if (!Params.verbose)
+		return;
+
+	cout << "\n******* Stage 2 configuration: *******\n";
+
+	cout << "No. of sorters               : " << Params.n_sorters << "\n";
+	cout << "No. of sort. threads         : ";
+	for (uint32 i = 0; i < Params.n_omp_threads.size() - 1; ++i)
+		cout << Params.n_omp_threads[i] << ", ";
+	cout << Params.n_omp_threads.back() << "\n";
+
+	cout << "\n";
+
+	cout << "Max. mem. for 2nd stage      : " << setw(5) << (Params.max_mem_stage2 / 1000000) << "MB\n";
+	cout << "\n";	
+}
+//----------------------------------------------------------------------------------
+// Run the counter
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> bool CKMC<KMER_T, SIZE, QUAKE_MODE>::Process()
+{
+	int32 bin_id;
+	CMemDiskFile *file;
+	string name;
+	uint64 size;
+	uint64 n_rec;
+	uint64 n_plus_x_recs;
+	uint64 n_super_kmers;
+
+	if (!initialized)
+		return false;
+
+	if (!AdjustMemoryLimits())
+		return false;
+	
+
+	w1.startTimer();
+
+	// Create monitors
+	Queues.mm = new CMemoryMonitor(Params.max_mem_stage2);
+
+
+	// Create queues
+	Queues.input_files_queue = new CInputFilesQueue(Params.input_file_names);
+	Queues.part_queue = new CPartQueue(Params.n_readers);
+	Queues.bpq = new CBinPartQueue(Params.n_splitters);
+	Queues.bd = new CBinDesc;
+	Queues.bq = new CBinQueue(1);
+
+	Queues.stats_part_queue = new CStatsPartQueue(Params.n_readers, STATS_FASTQ_SIZE);
+
+	// Create memory manager
+	Queues.pmm_bins = new CMemoryPool(Params.mem_tot_pmm_bins, Params.mem_part_pmm_bins);
+	Queues.pmm_fastq = new CMemoryPool(Params.mem_tot_pmm_fastq, Params.mem_part_pmm_fastq);
+	Queues.pmm_reads = new CMemoryPool(Params.mem_tot_pmm_reads, Params.mem_part_pmm_reads);
+	Queues.pmm_stats = new CMemoryPool(Params.mem_tot_pmm_stats, Params.mem_part_pmm_stats);
+
+	
+
+	Queues.s_mapper = new CSignatureMapper(Queues.pmm_stats, Params.signature_len);
+	
+	// ***** Stage 0 *****
+	w0.startTimer();
+	w_stats_splitters.resize(Params.n_splitters);
+	
+
+	for (int i = 0; i < Params.n_splitters; ++i)
+	{
+		w_stats_splitters[i] = new CWStatsSplitter<false>(Params, Queues);
+		gr0_2.push_back(thread(std::ref(*w_stats_splitters[i])));
+	}
+
+	w_stats_fastqs.resize(Params.n_readers);
+	
+	for (int i = 0; i < Params.n_readers; ++i)
+	{
+		w_stats_fastqs[i] = new CWStatsFastqReader(Params, Queues);
+		gr0_1.push_back(thread(std::ref(*w_stats_fastqs[i])));
+	}
+	for (auto p = gr0_1.begin(); p != gr0_1.end(); ++p)
+		p->join();
+	for (auto p = gr0_2.begin(); p != gr0_2.end(); ++p)
+		p->join();
+
+
+	uint32 *stats;
+	Queues.pmm_stats->reserve(stats);
+	fill_n(stats, (1 << Params.signature_len * 2) + 1, 0);
+
+
+	for (int i = 0; i < Params.n_readers; ++i)
+		delete w_stats_fastqs[i];
+
+	for (int i = 0; i < Params.n_splitters; ++i)
+	{
+		w_stats_splitters[i]->GetStats(stats);			
+		delete w_stats_splitters[i];
+	}		
+
+	delete Queues.stats_part_queue;
+	Queues.stats_part_queue = NULL;
+	delete Queues.input_files_queue;
+	Queues.input_files_queue = new CInputFilesQueue(Params.input_file_names);
+
+	heuristic_time.startTimer();
+	Queues.s_mapper->Init(stats);
+	heuristic_time.stopTimer();
+
+	cout << "\n";
+	
+	w0.stopTimer();
+
+
+	Queues.pmm_stats->free(stats);
+	Queues.pmm_stats->release();
+	delete Queues.pmm_stats;
+	Queues.pmm_stats = NULL;
+
+	Params.n_bins = Queues.s_mapper->get_max_bin_no() + 1;
+
+	// ***** Stage 1 *****
+	ShowSettingsStage1();
+
+	w_splitters.resize(Params.n_splitters);
+
+	for(int i = 0; i < Params.n_splitters; ++i)
+	{
+		w_splitters[i] = new CWSplitter<QUAKE_MODE>(Params, Queues);
+		gr1_2.push_back(thread(std::ref(*w_splitters[i])));
+	}
+
+	w_storer = new CWKmerBinStorer(Params, Queues);
+	gr1_3.push_back(thread(std::ref(*w_storer)));
+
+	w_fastqs.resize(Params.n_readers);
+	for(int i = 0; i < Params.n_readers; ++i)
+	{
+		w_fastqs[i] = new CWFastqReader(Params, Queues);
+		gr1_1.push_back(thread(std::ref(*w_fastqs[i])));
+	}
+
+	for(auto p = gr1_1.begin(); p != gr1_1.end(); ++p)
+		p->join();
+	for(auto p = gr1_2.begin(); p != gr1_2.end(); ++p)
+		p->join();
+
+	Queues.pmm_fastq->release();
+	Queues.pmm_reads->release();
+	
+	delete Queues.pmm_fastq;
+	delete Queues.pmm_reads;
+
+	for(auto p = gr1_3.begin(); p != gr1_3.end(); ++p)
+		p->join();
+
+	n_reads = 0;
+
+	thread *release_thr_st1_1 = new thread([&]{
+		for(int i = 0; i < Params.n_readers; ++i)
+			delete w_fastqs[i];
+
+		for(int i = 0; i < Params.n_splitters; ++i)
+		{
+			uint64 _n_reads;
+			w_splitters[i]->GetTotal(_n_reads);
+			n_reads += _n_reads;
+			delete w_splitters[i];
+		}
+
+		delete w_storer;
+	});
+
+	thread *release_thr_st1_2 = new thread([&]{
+		Queues.pmm_bins->release();
+		delete Queues.pmm_bins;
+	});
+
+
+	release_thr_st1_1->join();
+	release_thr_st1_2->join();
+
+	delete release_thr_st1_1;
+	delete release_thr_st1_2;
+
+
+	w1.stopTimer();
+	w2.startTimer();
+	
+
+	// ***** End of Stage 1 *****
+
+	// Adjust RAM for 2nd stage
+	// Calculate LUT size
+	uint32 best_lut_prefix_len = 0;
+	uint64 best_mem_amount = 1ull << 62;
+
+	for (Params.lut_prefix_len = 2; Params.lut_prefix_len < 16; ++Params.lut_prefix_len)
+	{
+		uint32 suffix_len = Params.kmer_len - Params.lut_prefix_len;
+		if (suffix_len % 4)
+			continue;
+
+		uint64 est_suf_mem = n_reads * suffix_len;
+		uint64 lut_mem = Params.n_bins * (1ull << (2 * Params.lut_prefix_len)) * sizeof(uint64);
+
+		if (est_suf_mem + lut_mem < best_mem_amount)
+		{
+			best_lut_prefix_len = Params.lut_prefix_len;
+			best_mem_amount = est_suf_mem + lut_mem;
+		}
+	}
+
+	Params.lut_prefix_len = best_lut_prefix_len;
+
+#ifdef DEVELOP_MODE
+	save_bins_stats(Queues, Params, sizeof(KMER_T), KMER_T::QUALITY_SIZE, n_reads);
+#endif
+
+
+
+
+	
+
+	Queues.bd->reset_reading();
+	vector<int64> bin_sizes;
+
+	while((bin_id = Queues.bd->get_next_bin()) >= 0)
+	{
+		Queues.bd->read(bin_id, file, name, size, n_rec, n_plus_x_recs, n_super_kmers);
+		if (Params.max_x)
+			bin_sizes.push_back(n_plus_x_recs * 2 * sizeof(KMER_T));			// estimation of RAM for sorting bins
+		else
+			bin_sizes.push_back(n_rec * 2 * sizeof(KMER_T));
+	}
+	
+	sort(bin_sizes.begin(), bin_sizes.end(), greater<int64>());
+	
+	
+	
+	SetThreads2Stage(bin_sizes);
+	AdjustMemoryLimitsStage2();
+
+	Queues.kq = new CKmerQueue(Params.n_bins, Params.n_sorters);
+	
+	int64 stage2_size = 0;
+	for (int i = 0; i < 4 * Params.n_sorters; ++i)
+		stage2_size += bin_sizes[i];
+	stage2_size = MAX(stage2_size, 16 << 20);
+	Params.max_mem_stage2 = MIN(Params.max_mem_stage2, stage2_size);
+
+	ShowSettingsStage2();
+	
+	// ***** Stage 2 *****
+	Queues.bd->reset_reading();
+	Queues.pmm_radix_buf  = new CMemoryPool(Params.mem_tot_pmm_radix_buf, Params.mem_part_pmm_radix_buf );
+	if (!Params.use_quake && Params.both_strands)
+		Queues.pmm_expand = new CMemoryPool(Params.mem_tot_pmm_epxand, Params.mem_part_pmm_epxand);
+	else
+		Queues.pmm_expand = NULL;
+	Queues.memory_bins    = new CMemoryBins(Params.max_mem_stage2, Params.n_bins);
+	if (Params.use_quake)
+		Queues.pmm_prob = new CMemoryPool(Params.mem_tot_pmm_prob, Params.mem_part_pmm_prob);
+	else
+		Queues.pmm_prob = NULL;
+	w_reader = new CWKmerBinReader<KMER_T, SIZE>(Params, Queues);
+	gr2_1.push_back(thread(std::ref(*w_reader)));
+
+	w_sorters.resize(Params.n_sorters);
+	
+
+	for(int i = 0; i < Params.n_sorters; ++i)
+	{
+		w_sorters[i] = new CWKmerBinSorter<KMER_T, SIZE>(Params, Queues, i);
+		gr2_2.push_back(thread(std::ref(*w_sorters[i])));
+	}
+
+	w_completer = new CWKmerBinCompleter(Params, Queues);
+	gr2_3.push_back(thread(std::ref(*w_completer)));
+
+	for(auto p = gr2_1.begin(); p != gr2_1.end(); ++p)
+		p->join();
+	for(auto p = gr2_2.begin(); p != gr2_2.end(); ++p)
+		p->join();
+
+
+	for(auto p = gr2_3.begin(); p != gr2_3.end(); ++p)
+		p->join();
+
+
+	// ***** End of Stage 2 *****
+	w_completer->GetTotal(n_unique, n_cutoff_min, n_cutoff_max, n_total);
+
+	thread *release_thr_st2_1 = new thread([&]{
+		delete Queues.mm;
+		if (Queues.pmm_expand)
+		{
+			Queues.pmm_expand->release();
+			delete Queues.pmm_expand;
+		}
+		Queues.pmm_radix_buf->release();
+		Queues.memory_bins->release();
+		delete Queues.pmm_radix_buf;
+		delete Queues.memory_bins;
+	});
+
+	
+	uint64 stat_n_plus_x_recs, stat_n_recs, stat_n_recs_tmp, stat_n_plus_x_recs_tmp;
+	stat_n_plus_x_recs = stat_n_recs = stat_n_recs_tmp = stat_n_plus_x_recs_tmp = 0;
+	thread *release_thr_st2_2 = new thread([&]{
+		
+		delete w_reader;
+		for(int i = 0; i < Params.n_sorters; ++i)
+		{
+			w_sorters[i]->GetDebugStats(stat_n_recs_tmp, stat_n_plus_x_recs_tmp);
+			stat_n_plus_x_recs += stat_n_plus_x_recs_tmp;
+			stat_n_recs += stat_n_recs_tmp;
+			delete w_sorters[i];
+		}
+		delete w_completer;
+
+		delete Queues.input_files_queue;
+		delete Queues.bq;
+		delete Queues.part_queue;
+		delete Queues.bpq;
+		delete Queues.kq;
+	});
+
+	
+
+
+	// ***** Removing temporary files *****
+
+	tmp_size = 0;
+	n_total_super_kmers = 0;
+	Queues.bd->reset_reading();
+	while((bin_id = Queues.bd->get_next_bin()) >= 0)
+	{
+		Queues.bd->read(bin_id, file, name, size, n_rec, n_plus_x_recs, n_super_kmers);		
+#ifndef DEVELOP_MODE
+		boost::filesystem::remove(boost::filesystem::path(name));
+#endif // DEVELOP_MODE
+		tmp_size += size;
+		n_total_super_kmers += n_super_kmers;
+	}
+	delete Queues.bd;
+
+	release_thr_st2_1->join();
+	release_thr_st2_2->join();
+
+	//KMC_2
+	//cout << "n_recs: " << stat_n_recs << ", n_plus_x_recs: " << stat_n_plus_x_recs << "(" << (float)(stat_n_plus_x_recs) / stat_n_recs << ")\n";
+
+	delete release_thr_st2_1;
+	delete release_thr_st2_2;
+	delete Queues.s_mapper;
+	w2.stopTimer();
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Return statistics
+template <typename KMER_T, unsigned SIZE, bool QUAKE_MODE> void CKMC<KMER_T, SIZE, QUAKE_MODE>::GetStats(double &time1,
+	double &time2, uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total, uint64 &_n_reads, uint64 &_tmp_size, uint64& _n_total_super_kmers)
+{
+	time1 = w1.getElapsedTime();
+	time2 = w2.getElapsedTime();
+
+	_n_unique	  = n_unique;
+	_n_cutoff_min = n_cutoff_min;
+	_n_cutoff_max = n_cutoff_max;
+	_n_total      = n_total;
+	_n_reads      = n_reads;
+	_tmp_size     = tmp_size;
+	_n_total_super_kmers = n_total_super_kmers;
+}
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/kmer.cpp b/kmer_counter/kmer.cpp
new file mode 100755
index 0000000..557e24e
--- /dev/null
+++ b/kmer_counter/kmer.cpp
@@ -0,0 +1,18 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "defs.h"
+#include "kmer.h"
+
+uint32 CKmer<1>::QUALITY_SIZE      = 0;
+uint32 CKmerQuake<1>::QUALITY_SIZE = 4;
+
+// ***** EOF
diff --git a/kmer_counter/kmer.h b/kmer_counter/kmer.h
new file mode 100755
index 0000000..f91e9e6
--- /dev/null
+++ b/kmer_counter/kmer.h
@@ -0,0 +1,1049 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _KMER_H
+#define _KMER_H
+
+// Important remark: there is no inheritance here to guarantee that all classes defined here are POD according to C++11
+
+#include "meta_oper.h"
+#include <string>
+
+// *************************************************************************
+// Ckmer class for k > 32 with classic kmer counting
+template<unsigned SIZE> struct CKmer {
+	unsigned long long data[SIZE];
+
+
+	typedef unsigned long long data_t;
+	static uint32 QUALITY_SIZE;
+
+	inline void set(const CKmer<SIZE> &x);
+	
+	inline void from_kxmer(const CKmer<SIZE>& x, uint32 _shr, const CKmer<SIZE>& _mask);
+
+	template<unsigned X_SIZE> inline void to_kxmer(CKmer<X_SIZE>& x);
+
+	inline void mask(const CKmer<SIZE> &x);
+	inline uint32 end_mask(const uint32 mask);
+	inline void set_2bits(const uint64 x, const uint32 p);
+	inline uchar get_2bits(const uint32 p);
+	inline uchar get_byte(const uint32 p);
+	inline void set_byte(const uint32 p, uchar x);
+	inline void set_bits(const uint32 p, const uint32 n, uint64 x);
+
+	inline void SHL_insert_2bits(const uint64 x);
+	inline void SHR_insert_2bits(const uint64 x, const uint32 p);
+
+	inline void SHR(const uint32 p);
+	inline void SHL(const uint32 p);	
+
+	inline uint64 remove_suffix(const uint32 n) const;
+	inline void set_n_1(const uint32 n);
+	inline void set_n_01(const uint32 n);
+
+	inline void store(uchar *&buffer, int32 n);
+	inline void store(uchar *buffer, int32 p, int32 n);
+	inline void load(uchar *&buffer, int32 n);
+
+	inline bool operator==(const CKmer<SIZE> &x);
+	inline bool operator<(const CKmer<SIZE> &x);
+
+	inline void clear(void);
+
+	inline char get_symbol(int p);
+};
+
+template <unsigned SIZE> uint32 CKmer<SIZE>::QUALITY_SIZE = 0;
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set(const CKmer<SIZE> &x)
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] = x.data[i];
+		}, uint_<SIZE-1>());
+#else
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] = x.data[i];
+#endif
+}
+
+
+// *********************************************************************
+template<unsigned SIZE>
+template<unsigned X_SIZE> inline void CKmer<SIZE>::to_kxmer(CKmer<X_SIZE>& x)
+{
+	x.data[X_SIZE - 1] = 0;
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		x.data[i] = data[i];
+	}, uint_<SIZE - 1>());
+#else
+	for (uint32 i = 0; i < SIZE; ++i)
+		x.data[i] = data[i];
+#endif
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::from_kxmer(const CKmer<SIZE>& x, uint32 _shr, const CKmer<SIZE>& _mask)
+{
+	if (_shr)
+	{
+#ifdef USE_META_PROG
+		IterFwd([&](const int &i){
+			data[i] = x.data[i] >> (2 * _shr);
+			data[i] += x.data[i + 1] << (64 - 2 * _shr);
+		}, uint_<SIZE - 2>());
+#else
+		for (uint32 i = 0; i < SIZE - 1; ++i)
+		{
+			data[i] = x.data[i] >> (2 * _shr);
+			data[i] += x.data[i+1]<<(64-2*_shr);
+		}	
+#endif
+		data[SIZE - 1] = x.data[SIZE - 1] >> (2 * _shr);
+	}
+	else
+	{
+#ifdef USE_META_PROG
+		IterFwd([&](const int &i){
+			data[i] = x.data[i];
+		}, uint_<SIZE - 1>());
+#else
+		for (uint32 i = 0; i < SIZE; ++i)
+			data[i] = x.data[i];
+#endif
+	}
+	mask(_mask);
+}
+
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::mask(const CKmer<SIZE> &x) 
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] &= x.data[i];
+		}, uint_<SIZE-1>());
+#else
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] &= x.data[i];
+#endif
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline uint32 CKmer<SIZE>::end_mask(const uint32 mask)
+{
+	return data[0] & mask;
+}
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set_2bits(const uint64 x, const uint32 p) 
+{
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+}
+
+template<unsigned SIZE> inline uchar CKmer<SIZE>::get_2bits(const uint32 p)
+{
+	return (data[p >> 6] >> (p & 63)) & 3;
+}
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::SHR_insert_2bits(const uint64 x, const uint32 p) 
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] >>= 2;
+//		data[i] |= data[i+1] << (64-2);
+		data[i] += data[i+1] << (64-2);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = 0; i < SIZE-1; ++i)
+	{
+		data[i] >>= 2;
+//		data[i] |= data[i+1] << (64-2);
+		data[i] += data[i+1] << (64-2);
+	}
+#endif
+	data[SIZE-1] >>= 2;
+
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+}
+
+
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::SHR(const uint32 p)
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] >>= 2*p;
+//		data[i] |= data[i+1] << (64-2*p);
+		data[i] += data[i+1] << (64-2*p);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = 0; i < SIZE-1; ++i)
+	{
+		data[i] >>= 2*p;
+//		data[i] |= data[i+1] << (64-2*p);
+		data[i] += data[i+1] << (64-2*p);
+	}
+#endif
+	data[SIZE-1] >>= 2*p;
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::SHL(const uint32 p)
+{
+#ifdef USE_META_PROG
+	IterRev([&](const int &i){
+		data[i+1] <<= p*2;
+//		data[i+1] |= data[i] >> (64-p*2);
+		data[i+1] += data[i] >> (64-p*2);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = SIZE-1; i > 0; --i)
+	{
+		data[i] <<= p*2;
+//		data[i] |= data[i-1] >> (64-p*2);
+		data[i] += data[i-1] >> (64-p*2);
+	}
+#endif
+	data[0] <<= p*2;
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::SHL_insert_2bits(const uint64 x) 
+{
+#ifdef USE_META_PROG
+	IterRev([&](const int &i){
+		data[i+1] <<= 2;
+//		data[i+1] |= data[i] >> (64-2);
+		data[i+1] += data[i] >> (64-2);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = SIZE-1; i > 0; --i)
+	{
+		data[i] <<= 2;
+//		data[i] |= data[i-1] >> (64-2);
+		data[i] += data[i-1] >> (64-2);
+	}
+#endif
+	data[0] <<= 2;
+//	data[0] |= x;
+	data[0] += x;
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline uchar CKmer<SIZE>::get_byte(const uint32 p) 
+{
+	return (data[p >> 3] >> ((p << 3) & 63)) & 0xFF; 
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set_byte(const uint32 p, uchar x) 
+{
+//	data[p >> 3] |= ((uint64) x) << ((p & 7) << 3);
+	data[p >> 3] += ((uint64) x) << ((p & 7) << 3);
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set_bits(const uint32 p, const uint32 n, uint64 x)
+{
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+	if((p >> 6) != ((p+n-1) >> 6))
+//		data[(p >> 6) + 1] |= x >> (64 - (p & 63));
+		data[(p >> 6) + 1] += x >> (64 - (p & 63));
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline bool CKmer<SIZE>::operator==(const CKmer<SIZE> &x) {
+	for(uint32 i = 0; i < SIZE; ++i)
+		if(data[i] != x.data[i])
+			return false;
+
+	return true;
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline bool CKmer<SIZE>::operator<(const CKmer<SIZE> &x) {
+	for(int32 i = SIZE-1; i >= 0; --i)
+		if(data[i] < x.data[i])
+			return true;
+		else if(data[i] > x.data[i])
+			return false;
+	return false;
+}
+
+
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::clear(void)
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] = 0;
+		}, uint_<SIZE-1>());
+#else	
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] = 0;
+#endif
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline uint64 CKmer<SIZE>::remove_suffix(const uint32 n) const
+{
+	uint32 p = n >> 6; // / 64;
+	uint32 r = n & 63;	// % 64;
+
+	if(p == SIZE-1)
+		return data[p] >> r;
+	else
+//		return (data[p+1] << (64-r)) | (data[p] >> r);
+		return (data[p+1] << (64-r)) + (data[p] >> r);
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set_n_1(const uint32 n)
+{
+	clear();
+
+	for(uint32 i = 0; i < (n >> 6); ++i)
+		data[i] = ~((uint64) 0);
+
+	uint32 r = n & 63;
+	
+	if(r)
+		data[n >> 6] = (1ull << r) - 1;
+}
+
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::set_n_01(const uint32 n)
+{
+	clear();
+
+	for(uint32 i = 0; i < n; ++i)
+		if(!(i & 1))
+//			data[i >> 6] |= (1ull << (i & 63));
+			data[i >> 6] += (1ull << (i & 63));
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::store(uchar *&buffer, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		*buffer++ = get_byte(i);
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::store(uchar *buffer, int32 p, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		buffer[p++] = get_byte(i);
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline void CKmer<SIZE>::load(uchar *&buffer, int32 n)
+{
+	clear();
+	for(int32 i = n-1; i >= 0; --i)
+		set_byte(i, *buffer++);
+}
+
+// *********************************************************************
+template<unsigned SIZE> inline char CKmer<SIZE>::get_symbol(int p)
+{
+	uint32 x = (data[p >> 5] >> (2*(p & 31))) & 0x03;
+
+	switch(x)
+	{
+	case 0 : return 'A';
+	case 1 : return 'C';
+	case 2 : return 'G';
+	default: return 'T';
+	}
+}
+
+// *********************************************************************
+// *********************************************************************
+// *********************************************************************
+// *********************************************************************
+// Ckmer class for k <= 32 with classic kmer counting
+template<> struct CKmer<1> {
+	unsigned long long data;
+
+
+	typedef unsigned long long data_t;
+	static uint32 QUALITY_SIZE;
+
+	void set(const CKmer<1> &x);
+
+	void from_kxmer(const CKmer<1>& x, uint32 _shr, const CKmer<1>& _mask);
+
+	template <unsigned X_SIZE> void to_kxmer(CKmer<X_SIZE>& x);
+
+	void mask(const CKmer<1> &x);
+	uint32 end_mask(const uint32 mask);
+	void set_2bits(const uint64 x, const uint32 p);
+	uchar get_2bits(const uint32 p);
+	uchar get_byte(const uint32 p);
+	void set_byte(const uint32 p, uchar x);
+	void set_bits(const uint32 p, const uint32 n, uint64 x);
+
+	void SHL_insert_2bits(const uint64 x);
+	void SHR_insert_2bits(const uint64 x, const uint32 p);
+
+	void SHR(const uint32 p);
+	void SHL(const uint32 p);	
+
+	uint64 remove_suffix(const uint32 n) const;
+	void set_n_1(const uint32 n);
+	void set_n_01(const uint32 n);
+
+	void store(uchar *&buffer, int32 n);
+	void store(uchar *buffer, int32 p, int32 n);
+	void load(uchar *&buffer, int32 n);
+
+	bool operator==(const CKmer<1> &x);
+	bool operator<(const CKmer<1> &x);
+
+	void clear(void);
+
+	inline char get_symbol(int p);
+};
+
+
+// *********************************************************************
+template <unsigned X_SIZE> inline void CKmer<1>::to_kxmer(CKmer<X_SIZE>&x)
+{
+	x.data[X_SIZE - 1] = 0;
+	x.data[0] = data;
+}
+
+// *********************************************************************
+template<> inline void CKmer<1>::to_kxmer(CKmer<1>& x)
+{
+	x.data = data;
+}
+
+
+// *********************************************************************
+inline void CKmer<1>::mask(const CKmer<1> &x) 
+{
+	data &= x.data;
+}
+
+
+// *********************************************************************
+inline uint32 CKmer<1>::end_mask(const uint32 mask)
+{
+	return data & mask;
+}
+// *********************************************************************
+inline void CKmer<1>::set(const CKmer<1> &x) 
+{
+	data = x.data;
+}
+
+// *********************************************************************
+inline void CKmer<1>::from_kxmer(const CKmer<1>& x, uint32 _shr, const CKmer<1>& _mask)
+{
+	data = (x.data >> (2 * _shr)) & _mask.data;
+}
+
+
+// *********************************************************************
+inline void CKmer<1>::set_2bits(const uint64 x, const uint32 p) 
+{
+//	data |= x << p;
+	data += x << p;
+}
+
+inline uchar CKmer<1>::get_2bits(const uint32 p)
+{
+	return (data >> p) & 3; 
+}
+// *********************************************************************
+inline void CKmer<1>::SHR_insert_2bits(const uint64 x, const uint32 p) 
+{
+	data >>= 2;
+//	data |= x << p;
+	data += x << p;
+}
+
+// *********************************************************************
+inline void CKmer<1>::SHR(const uint32 p)
+{
+	data >>= 2*p;
+}
+
+// *********************************************************************
+inline void CKmer<1>::SHL(const uint32 p)
+{
+	data <<= p*2;
+}
+// *********************************************************************
+inline void CKmer<1>::SHL_insert_2bits(const uint64 x) 
+{
+//	data = (data << 2) | x;
+	data = (data << 2) + x;
+}
+
+// *********************************************************************
+inline uchar CKmer<1>::get_byte(const uint32 p) 
+{
+	return (data >> (p << 3)) & 0xFF; 
+}
+
+// *********************************************************************
+inline void CKmer<1>::set_byte(const uint32 p, uchar x) 
+{
+//	data |= ((uint64) x) << (p << 3);
+	data += ((uint64) x) << (p << 3);
+}
+
+// *********************************************************************
+inline void CKmer<1>::set_bits(const uint32 p, const uint32 n, uint64 x)
+{
+//	data |= x << p;
+	data += x << p;
+}
+
+// *********************************************************************
+inline bool CKmer<1>::operator==(const CKmer<1> &x) {
+	return data == x.data;
+}
+
+// *********************************************************************
+inline bool CKmer<1>::operator<(const CKmer<1> &x) {
+	return data < x.data;
+}
+
+// *********************************************************************
+inline void CKmer<1>::clear(void)
+{
+	data = 0ull;
+}
+
+// *********************************************************************
+inline uint64 CKmer<1>::remove_suffix(const uint32 n) const
+{
+	return data >> n;
+}
+
+// *********************************************************************
+inline void CKmer<1>::set_n_1(const uint32 n)
+{
+	if(n == 64)
+		data = ~(0ull);
+	else
+		data = (1ull << n) - 1;
+}
+
+// *********************************************************************
+inline void CKmer<1>::set_n_01(const uint32 n)
+{
+	data = 0ull;
+
+	for(uint32 i = 0; i < n; ++i)
+		if(!(i & 1))
+//			data |= (1ull << i);
+			data += (1ull << i);
+}
+
+// *********************************************************************
+inline void CKmer<1>::store(uchar *&buffer, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		*buffer++ = get_byte(i);
+}
+
+// *********************************************************************
+inline void CKmer<1>::store(uchar *buffer, int32 p, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		buffer[p++] = get_byte(i);
+}
+
+// *********************************************************************
+inline void CKmer<1>::load(uchar *&buffer, int32 n)
+{
+	clear();
+	for(int32 i = n-1; i >= 0; --i)
+		set_byte(i, *buffer++);
+}
+
+
+// *********************************************************************
+char CKmer<1>::get_symbol(int p)
+{
+	uint32 x = (data >> (2*p)) & 0x03;
+
+	switch(x)
+	{
+	case 0 : return 'A';
+	case 1 : return 'C';
+	case 2 : return 'G';
+	default: return 'T';
+	}
+}
+
+
+// *********************************************************************
+// *********************************************************************
+// *********************************************************************
+template<unsigned SIZE> struct CKmerQuake {
+	unsigned long long data[SIZE];
+	float quality;
+
+	typedef unsigned long long data_t;
+	static uint32 QUALITY_SIZE;
+
+	inline void set(const CKmerQuake<SIZE> &x);
+	inline void mask(const CKmerQuake<SIZE> &x);
+	inline void set_2bits(const uint64 x, const uint32 p);
+	inline uchar get_byte(const uint32 p);
+	inline void set_byte(const uint32 p, uchar x);
+	inline void set_bits(const uint32 p, const uint32 n, uint64 x);
+
+	inline void SHL_insert_2bits(const uint64 x);
+	inline void SHR_insert_2bits(const uint64 x, const uint32 p);
+
+	inline uint64 remove_suffix(const uint32 n);
+	inline void set_n_1(const uint32 n);
+	inline void set_n_01(const uint32 n);
+
+	inline void store(uchar *&buffer, int32 n);
+	inline void store(uchar *buffer, int32 p, int32 n);
+	inline void load(uchar *&buffer, int32 n);
+
+	inline bool operator==(const CKmerQuake<SIZE> &x);
+	inline bool operator<(const CKmerQuake<SIZE> &x);
+
+	inline void clear(void);
+
+	inline char get_symbol(int p);
+};
+
+template <unsigned SIZE> uint32 CKmerQuake<SIZE>::QUALITY_SIZE = sizeof(float);
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set(const CKmerQuake<SIZE> &x)
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] = x.data[i];
+		}, uint_<SIZE-1>());
+#else
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] = x.data[i];
+#endif
+	quality = x.quality;
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::mask(const CKmerQuake<SIZE> &x) 
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] &= x.data[i];
+		}, uint_<SIZE-1>());
+#else
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] &= x.data[i];
+#endif
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set_2bits(const uint64 x, const uint32 p) 
+{
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::SHR_insert_2bits(const uint64 x, const uint32 p) 
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] >>= 2;
+//		data[i] |= data[i+1] << (64-2);
+		data[i] += data[i+1] << (64-2);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = 0; i < SIZE-1; ++i)
+	{
+		data[i] >>= 2;
+//		data[i] |= data[i+1] << (64-2);
+		data[i] += data[i+1] << (64-2);
+	}
+#endif
+	data[SIZE-1] >>= 2;
+
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::SHL_insert_2bits(const uint64 x) 
+{
+#ifdef USE_META_PROG
+	IterRev([&](const int &i){
+		data[i+1] <<= 2;
+//		data[i+1] |= data[i] >> (64-2);
+		data[i+1] += data[i] >> (64-2);
+		}, uint_<SIZE-2>());
+#else
+	for(uint32 i = SIZE-1; i > 0; --i)
+	{
+		data[i] <<= 2;
+//		data[i] |= data[i-1] >> (64-2);
+		data[i] += data[i-1] >> (64-2);
+	}
+#endif
+	data[0] <<= 2;
+//	data[0] |= x;
+	data[0] += x;
+}
+
+// *********************************************************************
+template<unsigned SIZE> uchar CKmerQuake<SIZE>::get_byte(const uint32 p) 
+{
+	return (data[p >> 3] >> ((p << 3) & 63)) & 0xFF; 
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set_byte(const uint32 p, uchar x) 
+{
+//	data[p >> 3] |= ((uint64) x) << ((p & 7) << 3);
+	data[p >> 3] += ((uint64) x) << ((p & 7) << 3);
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set_bits(const uint32 p, const uint32 n, uint64 x)
+{
+//	data[p >> 6] |= x << (p & 63);
+	data[p >> 6] += x << (p & 63);
+	if((p >> 6) != ((p+n-1) >> 6))
+//		data[(p >> 6) + 1] |= x >> (64 - (p & 63));
+		data[(p >> 6) + 1] += x >> (64 - (p & 63));
+}
+
+// *********************************************************************
+template<unsigned SIZE> bool CKmerQuake<SIZE>::operator==(const CKmerQuake<SIZE> &x) {
+	for(uint32 i = 0; i < SIZE; ++i)
+		if(data[i] != x.data[i])
+			return false;
+
+	return true;
+}
+
+// *********************************************************************
+template<unsigned SIZE> bool CKmerQuake<SIZE>::operator<(const CKmerQuake<SIZE> &x) {
+	for(int32 i = SIZE-1; i >= 0; --i)
+		if(data[i] < x.data[i])
+			return true;
+		else if(data[i] > x.data[i])
+			return false;
+
+	return false;
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::clear(void)
+{
+#ifdef USE_META_PROG
+	IterFwd([&](const int &i){
+		data[i] = 0;
+		}, uint_<SIZE-1>());
+#else	
+	for(uint32 i = 0; i < SIZE; ++i)
+		data[i] = 0;
+#endif
+	quality = 0.0;
+}
+
+// *********************************************************************
+template<unsigned SIZE> uint64 CKmerQuake<SIZE>::remove_suffix(const uint32 n)
+{
+	uint32 p = n >> 6; // / 64;
+	uint32 r = n & 63;	// % 64;
+
+	if(p == SIZE-1)
+		return data[p] >> r;
+	else
+//		return (data[p+1] << (64-r)) | (data[p] >> r);
+		return (data[p+1] << (64-r)) + (data[p] >> r);
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set_n_1(const uint32 n)
+{
+	clear();
+
+	for(uint32 i = 0; i < (n >> 6); ++i)
+		data[i] = ~((uint64) 0);
+
+	uint32 r = n & 63;
+	
+	if(r)
+		data[n >> 6] = (1ull << r) - 1;
+
+	quality = 0.0;
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::set_n_01(const uint32 n)
+{
+	clear();
+
+	for(uint32 i = 0; i < n; ++i)
+		if(!(i & 1))
+//			data[i >> 6] |= (1ull << (i & 63));
+			data[i >> 6] += (1ull << (i & 63));
+
+	quality = 0.0;
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::store(uchar *&buffer, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		*buffer++ = get_byte(i);
+
+	memcpy(buffer, &quality, sizeof(quality));
+	buffer += sizeof(quality);
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::store(uchar *buffer, int32 p, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		buffer[p++] = get_byte(i);
+
+	memcpy(buffer+p, &quality, sizeof(quality));
+}
+
+// *********************************************************************
+template<unsigned SIZE> void CKmerQuake<SIZE>::load(uchar *&buffer, int32 n)
+{
+	clear();
+	for(int32 i = n-1; i >= 0; --i)
+		set_byte(i, *buffer++);
+
+	memcpy(&quality, buffer, sizeof(quality));
+	buffer += sizeof(quality);
+}
+
+// *********************************************************************
+template<unsigned SIZE> char CKmerQuake<SIZE>::get_symbol(int p)
+{
+	uint32 x = (data[p >> 5] >> (2*(p & 31))) & 0x03;
+
+	switch(x)
+	{
+	case 0 : return 'A';
+	case 1 : return 'C';
+	case 2 : return 'G';
+	default: return 'T';
+	}
+}
+
+
+// *********************************************************************
+// *********************************************************************
+// *********************************************************************
+template<> struct CKmerQuake<1> {
+	unsigned long long data;
+	float quality;
+
+	typedef unsigned long long data_t;
+	static uint32 QUALITY_SIZE;
+
+	void set(const CKmerQuake<1> &x);
+	void mask(const CKmerQuake<1> &x);
+	void set_2bits(const uint64 x, const uint32 p);
+	uchar get_byte(const uint32 p);
+	void set_byte(const uint32 p, uchar x);
+	void set_bits(const uint32 p, const uint32 n, uint64 x);
+
+	void SHL_insert_2bits(const uint64 x);
+	void SHR_insert_2bits(const uint64 x, const uint32 p);
+
+	uint64 remove_suffix(const uint32 n);
+	void set_n_1(const uint32 n);
+	void set_n_01(const uint32 n);
+
+	void store(uchar *&buffer, int32 n);
+	void store(uchar *buffer, int32 p, int32 n);
+	void load(uchar *&buffer, int32 n);
+
+	bool operator==(const CKmerQuake<1> &x);
+	bool operator<(const CKmerQuake<1> &x);
+
+	void clear(void);
+
+	inline char get_symbol(int p);
+};
+
+// *********************************************************************
+inline void CKmerQuake<1>::set(const CKmerQuake<1> &x)
+{
+	data    = x.data;
+	quality = x.quality;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::mask(const CKmerQuake<1> &x) 
+{
+	data &= x.data;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::set_2bits(const uint64 x, const uint32 p) 
+{
+//	data |= x << p;
+	data += x << p;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::SHR_insert_2bits(const uint64 x, const uint32 p) 
+{
+	data >>= 2;
+//	data |= x << p;
+	data += x << p;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::SHL_insert_2bits(const uint64 x) 
+{
+//	data = (data << 2) | x;
+	data = (data << 2) + x;
+}
+
+// *********************************************************************
+inline uchar CKmerQuake<1>::get_byte(const uint32 p) 
+{
+	return (data >> (p << 3)) & 0xFF; 
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::set_byte(const uint32 p, uchar x) 
+{
+//	data |= ((uint64) x) << (p << 3);
+	data += ((uint64) x) << (p << 3);
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::set_bits(const uint32 p, const uint32 n, uint64 x)
+{
+//	data |= x << p;
+	data += x << p;
+}
+
+// *********************************************************************
+inline bool CKmerQuake<1>::operator==(const CKmerQuake<1> &x) {
+	return data == x.data;
+}
+
+// *********************************************************************
+inline bool CKmerQuake<1>::operator<(const CKmerQuake<1> &x) {
+	return data < x.data;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::clear(void)
+{
+	data    = 0;
+	quality = 0.0;
+}
+
+// *********************************************************************
+inline uint64 CKmerQuake<1>::remove_suffix(const uint32 n)
+{
+	return data >> n;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::set_n_1(const uint32 n)
+{
+	if(n == 64)
+		data = ~(0ull);
+	else
+		data = (1ull << n) - 1;
+
+	quality = 0.0;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::set_n_01(const uint32 n)
+{
+	data = 0ull;
+
+	for(uint32 i = 0; i < n; ++i)
+		if(!(i & 1))
+//			data |= (1ull << i);
+			data += (1ull << i);
+
+	quality = 0.0;
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::store(uchar *&buffer, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		*buffer++ = get_byte(i);
+
+	memcpy(buffer, &quality, sizeof(quality));
+	buffer += sizeof(quality);
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::store(uchar *buffer, int32 p, int32 n)
+{
+	for(int32 i = n-1; i >= 0; --i)
+		buffer[p++] = get_byte(i);
+
+	memcpy(buffer+p, &quality, sizeof(quality));
+}
+
+// *********************************************************************
+inline void CKmerQuake<1>::load(uchar *&buffer, int32 n)
+{
+	clear();
+	for(int32 i = n-1; i >= 0; --i)
+		set_byte(i, *buffer++);
+
+	memcpy(&quality, buffer, sizeof(quality));
+	buffer += sizeof(quality);
+}
+
+// *********************************************************************
+char CKmerQuake<1>::get_symbol(int p)
+{
+	uint32 x = (data >> (2*p)) & 0x03;
+
+	switch(x)
+	{
+	case 0 : return 'A';
+	case 1 : return 'C';
+	case 2 : return 'G';
+	default: return 'T';
+	}
+}
+
+#endif
+
+// ***** EOF
+
+
diff --git a/kmer_counter/kmer_counter.cpp b/kmer_counter/kmer_counter.cpp
new file mode 100755
index 0000000..bd91c37
--- /dev/null
+++ b/kmer_counter/kmer_counter.cpp
@@ -0,0 +1,390 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include <fstream>
+#include <string>
+#include <vector>
+#include <time.h>
+#include <functional>
+#include "timer.h"
+#include "kmc.h"
+#include "meta_oper.h"
+
+using namespace std;
+
+uint64 total_reads, total_fastq_size;
+
+void usage();
+bool parse_parameters(int argc, char *argv[]);
+
+CKMCParams Params;
+
+//----------------------------------------------------------------------------------
+// Application class
+// Template parameters:
+//    * KMER_TPL - k-mer class
+//    * SIZE     - maximal size of the k-mer (divided by 32)
+template<template<unsigned X> class KMER_TPL, unsigned SIZE, bool QUAKE_MODE> class CApplication
+{
+	CApplication<KMER_TPL, SIZE - 1, QUAKE_MODE> *app_1;
+	CKMC<KMER_TPL<SIZE>, SIZE, QUAKE_MODE> *kmc;
+	int p_k;
+	bool is_selected;
+
+public:
+	CApplication(CKMCParams &Params) {
+		p_k = Params.p_k;
+		is_selected = p_k <= (int32) SIZE * 32 && p_k > ((int32) SIZE-1)*32;
+
+		app_1 = new CApplication<KMER_TPL, SIZE - 1, QUAKE_MODE>(Params);
+		if(is_selected)
+		{			
+			kmc = new CKMC<KMER_TPL<SIZE>, SIZE, QUAKE_MODE>;
+			kmc->SetParams(Params);
+		}
+		else
+		{
+			kmc = NULL;
+		}
+	};
+	~CApplication() {
+		delete app_1;
+		if (kmc)
+			delete kmc;
+	}
+
+	void GetStats(double &time1, double &time2, uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total, uint64 &_n_reads, uint64 &_tmp_size, uint64& _n_total_super_kmers) {
+		if (is_selected)
+		{
+			kmc->GetStats(time1, time2, _n_unique, _n_cutoff_min, _n_cutoff_max, _n_total, _n_reads, _tmp_size, _n_total_super_kmers);
+		}
+		else
+			app_1->GetStats(time1, time2, _n_unique, _n_cutoff_min, _n_cutoff_max, _n_total, _n_reads, _tmp_size, _n_total_super_kmers);
+	}
+
+	bool Process() {
+		if (is_selected)
+		{
+			return kmc->Process();
+		}
+		else
+			return app_1->Process();
+	}
+};
+
+//----------------------------------------------------------------------------------
+// Specialization of the application class for the SIZE=1
+template<template<unsigned X> class KMER_TPL, bool QUAKE_MODE> class CApplication<KMER_TPL, 1, QUAKE_MODE>
+{
+	CKMC<KMER_TPL<1>, 1, QUAKE_MODE> *kmc;
+	int p_k;
+	bool is_selected;
+
+public:
+	CApplication(CKMCParams &Params) {
+		is_selected = Params.p_k <= 32;
+		if(is_selected)
+		{
+			kmc = new CKMC<KMER_TPL<1>, 1, QUAKE_MODE>;
+			kmc->SetParams(Params);
+		}
+		else
+		{
+			kmc = NULL;
+		}
+	};
+	~CApplication() {
+		if(kmc)
+			delete kmc;
+	};
+
+	void GetStats(double &time1, double &time2, uint64 &_n_unique, uint64 &_n_cutoff_min, uint64 &_n_cutoff_max, uint64 &_n_total, uint64 &_n_reads, uint64 &_tmp_size, uint64& _n_total_super_kmers) {
+		if (is_selected)
+		{
+			if(kmc)
+				kmc->GetStats(time1, time2, _n_unique, _n_cutoff_min, _n_cutoff_max, _n_total, _n_reads, _tmp_size, _n_total_super_kmers);
+		}
+	}
+
+	bool Process() {
+		if (is_selected)
+		{
+			return kmc->Process();
+		}
+		return false;
+	}
+};
+
+
+//----------------------------------------------------------------------------------
+// Show execution options of the software
+void usage()
+{
+	cout << "K-Mer Counter (KMC) ver. " << KMC_VER << " (" << KMC_DATE << ")\n";
+	cout << "Usage:\n kmc [options] <input_file_name> <output_file_name> <working_directory>\n";
+	cout << " kmc [options] <@input_file_names> <output_file_name> <working_directory>\n";
+	cout << "Parameters:\n";
+	cout << "  input_file_name - single file in FASTQ format (gziped or not)\n";
+	cout << "  @input_file_names - file name with list of input files in FASTQ format (gziped or not)\n";
+	cout << "Options:\n";
+	cout << "  -v - verbose mode (shows all parameter settings); default: false\n";
+	cout << "  -k<len> - k-mer length (k from " << MIN_K << " to " << MAX_K << "; default: 25\n";
+	cout << "  -m<size> - max amount of RAM in GB (from 4 to 1024); default: 12\n";
+	cout << "  -p<par> - signature length (5, 6, 7, 8); default: 7\n";
+	cout << "  -f<a/q/m> - input in FASTA format (-fa), FASTQ format (-fq) or mulit FASTA (-fm); default: FASTQ\n";
+	cout << "  -q[value] - use Quake's compatible counting with [value] representing lowest quality (default: 33)\n";
+	cout << "  -ci<value> - exclude k-mers occurring less than <value> times (default: 2)\n";
+	cout << "  -cs<value> - maximal value of a counter (default: 255)\n";
+	cout << "  -cx<value> - exclude k-mers occurring more of than <value> times (default: 1e9)\n";
+	cout << "  -b - turn off transformation of k-mers into canonical form\n";	
+	cout << "  -r - turn on RAM-only mode \n";
+	cout << "  -t<value> - total number of threads (default: no. of CPU cores)\n";
+	cout << "  -sf<value> - number of FASTQ reading threads\n";
+	cout << "  -sp<value> - number of splitting threads\n";
+	cout << "  -sr<value> - number of sorter threads\n";
+	cout << "  -so<value> - number of threads per single sorter\n";	
+	cout << "Example:\n";
+	cout << "kmc -k27 -m24 NA19238.fastq NA.res \\data\\kmc_tmp_dir\\\n";
+	cout << "kmc -k27 -q -m24 @files.lst NA.res \\data\\kmc_tmp_dir\\\n";
+}
+
+//----------------------------------------------------------------------------------
+// Parse the parameters
+bool parse_parameters(int argc, char *argv[])
+{
+	int i;
+	int tmp;
+
+	if(argc < 4)
+		return false;
+
+	for(i = 1 ; i < argc; ++i)
+	{
+		if(argv[i][0] != '-')
+			break;
+		// Number of threads
+		if(strncmp(argv[i], "-t", 2) == 0)
+			Params.p_t = atoi(&argv[i][2]);
+//		else 
+		// k-mer length
+		if(strncmp(argv[i], "-k", 2) == 0)
+		{
+			tmp = atoi(&argv[i][2]);
+			if(tmp < MIN_K || tmp > MAX_K)
+			{
+				cout << "Wrong parameter: k must be from range <" << MIN_K << "," << MAX_K << ">\n";
+				return false;
+			}
+			else
+				Params.p_k = tmp;
+		}
+		// Memory limit
+		else if(strncmp(argv[i], "-m", 2) == 0)
+		{
+			tmp = atoi(&argv[i][2]);
+			if(tmp < MIN_MEM)
+			{
+				cout << "Wrong parameret: min memory must be at least " << MIN_MEM << "GB\n";
+				return false;
+			}
+			else
+				Params.p_m = tmp;
+		}
+		// Minimum counter threshold
+		else if(strncmp(argv[i], "-ci", 3) == 0)
+			Params.p_ci = atoi(&argv[i][3]);
+		// Maximum counter threshold
+		else if(strncmp(argv[i], "-cx", 3) == 0)
+			Params.p_cx = atoi(&argv[i][3]);
+		// Maximal counter value
+		else if(strncmp(argv[i], "-cs", 3) == 0)
+			Params.p_cs = atoi(&argv[i][3]);
+		// Quake mode
+		else if(strncmp(argv[i], "-q", 2) == 0)
+		{
+			Params.p_quake = true;
+			if(strlen(argv[i]) > 2)
+				Params.p_quality = atoi(argv[i]+2);
+		}
+		// Set p1
+		else if (strncmp(argv[i], "-p", 2) == 0)
+		{
+			tmp = atoi(&argv[i][2]);
+			if (tmp < MIN_SL || tmp > MAX_SL)
+			{
+				cout << "Wrong parameter: p must be from range <" << MIN_SL << "," << MAX_SL << ">\n";
+				return false;
+			}
+			else
+				Params.p_p1 = tmp;
+		}
+		// FASTA input files
+		else if(strncmp(argv[i], "-fa", 3) == 0)
+			Params.p_file_type = fasta;
+		// FASTQ input files
+		else if(strncmp(argv[i], "-fq", 3) == 0)
+			Params.p_file_type = fastq;
+		else if(strncmp(argv[i], "-fm", 3) == 0)
+			Params.p_file_type = multiline_fasta;
+		else if(strncmp(argv[i], "-v", 2) == 0)
+			Params.p_verbose = true;		
+		else if (strncmp(argv[i], "-r", 2) == 0)
+			Params.p_mem_mode = true;
+		else if(strncmp(argv[i], "-b", 2) == 0)
+			Params.p_both_strands = false;
+		// Number of reading threads
+		else if(strncmp(argv[i], "-sf", 3) == 0)
+		{
+			tmp = atoi(&argv[i][3]);
+			if(tmp < MIN_SF || tmp > MAX_SF)
+			{
+				cout << "Wrong parameter: number of reading thread must be from range <" << MIN_SF << "," << MAX_SF << ">\n";
+				return false;
+			}
+			else
+				Params.p_sf = tmp;
+		}
+		// Number of splitting threads
+		else if(strncmp(argv[i], "-sp", 3) == 0)
+		{
+			tmp = atoi(&argv[i][3]);
+			if(tmp < MIN_SP || tmp > MAX_SP)
+			{
+				cout << "Wrong parameter: number of splitting threads must be in range <" << MIN_SP << "," << MAX_SP << "<\n";
+				return false;
+			}
+			else
+				Params.p_sp = tmp;
+		}
+		// Number of sorting threads
+		else if(strncmp(argv[i], "-so", 3) == 0)
+		{
+			tmp = atoi(&argv[i][3]);
+			if(tmp < MIN_SO || tmp > MAX_SO)
+			{	
+				cout << "Wrong parameter: number of sorter threads must be in range <" << MIN_SO << "," << MAX_SO << "\n";
+				return false;
+			}
+			else
+				Params.p_so = tmp;
+		}		
+		// Number of internal sorting threads (per single sorter)
+		else if(strncmp(argv[i], "-sr", 3) == 0)
+		{
+			tmp = atoi(&argv[i][3]);
+			if(tmp < MIN_SR || tmp > MAX_SR)
+			{
+				cout << "Wrong parameter: number of sotring threads per single sorter must be in range <" << MIN_SR << "," << MAX_SR << "\n";
+				return false;
+			}
+			else
+				Params.p_sr = tmp;
+		}
+	}
+
+	if(argc - i < 3)
+		return false;
+
+	string input_file_name = string(argv[i++]);
+	Params.output_file_name = string(argv[i++]);
+	Params.working_directory = string(argv[i++]);
+
+	Params.input_file_names.clear();
+	if(input_file_name[0] != '@')
+		Params.input_file_names.push_back(input_file_name);
+	else
+	{
+		ifstream in(input_file_name.c_str()+1);
+		if(!in.good())
+		{
+			cout << "Error: No " << input_file_name.c_str()+1 << " file\n";
+			return false;
+		}
+
+		string s;
+		while(getline(in, s))
+			if(s != "")
+				Params.input_file_names.push_back(s);
+
+		in.close();
+		random_shuffle(Params.input_file_names.begin(), Params.input_file_names.end());
+	}
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Main function
+int _tmain(int argc, _TCHAR* argv[])
+{
+	CStopWatch w0, w1;
+	double time1, time2;
+	uint64 n_unique, n_cutoff_min, n_cutoff_max, n_total, n_reads, tmp_size, n_total_super_kmers;
+
+	omp_set_num_threads(1);
+
+#ifdef WIN32
+	_setmaxstdio(2040);
+#endif
+
+	if(!parse_parameters(argc, argv))
+	{
+		usage();
+		return 0;
+	}
+
+	if(Params.p_quake)
+	{
+		CApplication<CKmerQuake, KMER_WORDS, true> *app = new CApplication<CKmerQuake, KMER_WORDS, true>(Params);
+
+		if(!app->Process())
+		{
+			cout << "Not enough memory or some other error\n";
+			delete app;
+			return 0;
+		}
+		app->GetStats(time1, time2, n_unique, n_cutoff_min, n_cutoff_max, n_total, n_reads, tmp_size, n_total_super_kmers);
+		delete app;
+	}
+	else
+	{
+		CApplication<CKmer, KMER_WORDS, false> *app = new CApplication<CKmer, KMER_WORDS, false>(Params);
+
+		if(!app->Process())
+		{
+			cout << "Not enough memory or some other error\n";
+			delete app;
+			return 0;
+		}
+		app->GetStats(time1, time2, n_unique, n_cutoff_min, n_cutoff_max, n_total, n_reads, tmp_size, n_total_super_kmers);
+		delete app;
+	}
+
+	cout << "1st stage: " << time1 << "s\n";
+	cout << "2nd stage: " << time2  << "s\n";
+	cout << "Total    : " << (time1+time2) << "s\n";
+	//cout << "Tmp size : " << tmp_size / (1 << 20) << "MB\n";
+	cout << "Tmp size : " << tmp_size / 1000000 << "MB\n";
+	cout << "\nStats:\n";
+	cout << "   No. of k-mers below min. threshold : " << setw(12) << n_cutoff_min << "\n";
+	cout << "   No. of k-mers above max. threshold : " << setw(12) << n_cutoff_max << "\n";
+	cout << "   No. of unique k-mers               : " << setw(12) << n_unique << "\n";
+	cout << "   No. of unique counted k-mers       : " << setw(12) << n_unique-n_cutoff_min-n_cutoff_max << "\n";
+	cout << "   Total no. of k-mers                : " << setw(12) << n_total << "\n";
+if(Params.p_file_type != multiline_fasta)
+	cout << "   Total no. of reads                 : " << setw(12) << n_reads << "\n";
+else
+	cout << "   Total no. of sequences             : " << setw(12) << n_reads << "\n";
+	cout << "   Total no. of super-k-mers          : " << setw(12) << n_total_super_kmers << "\n";
+	return 0;
+}
+
+// ***** EOF
diff --git a/kmer_counter/kmer_counter.vcxproj b/kmer_counter/kmer_counter.vcxproj
new file mode 100755
index 0000000..62569d0
--- /dev/null
+++ b/kmer_counter/kmer_counter.vcxproj
@@ -0,0 +1,228 @@
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+    <LinkIncremental>true</LinkIncremental>
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+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <OpenMPSupport>true</OpenMPSupport>
+      <AdditionalIncludeDirectories>C:\Kompilatory\boost\boost_1_48_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+    <Link>
+      <SubSystem>Console</SubSystem>
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+      <AdditionalLibraryDirectories>C:\Kompilatory\boost\boost_1_48_0\stage\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
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+      <AdditionalIncludeDirectories>c:\boost_1_55_0;C:\Kompilatory\boost\boost_1_51_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <MultiProcessorCompilation>true</MultiProcessorCompilation>
+      <OpenMPSupport>true</OpenMPSupport>
+      <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
+      <AdditionalOptions>/D "_VARIADIC_MAX=10" %(AdditionalOptions)</AdditionalOptions>
+    </ClCompile>
+    <Link>
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+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>C:\boost_1_55_0\stage\lib;C:\kompilatory\boost\boost_1_51_0\stage\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <IgnoreAllDefaultLibraries>
+      </IgnoreAllDefaultLibraries>
+      <IgnoreSpecificDefaultLibraries>libcmt.lib</IgnoreSpecificDefaultLibraries>
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+      <PrecompiledHeader>Use</PrecompiledHeader>
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+      <FunctionLevelLinking>true</FunctionLevelLinking>
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+      <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>C:\Kompilatory\boost\boost_1_51_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+      <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
+      <OpenMPSupport>true</OpenMPSupport>
+      <AdditionalIncludeDirectories>c:\boost_1_55_0;C:\Kompilatory\boost\boost_1_54_0;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
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+      <AdditionalOptions>/D "_VARIADIC_MAX=10"</AdditionalOptions>
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+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <None Include="ReadMe.txt" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="defs.h" />
+    <ClInclude Include="fastq_reader.h" />
+    <ClInclude Include="kb_collector.h" />
+    <ClInclude Include="kb_completer.h" />
+    <ClInclude Include="kb_reader.h" />
+    <ClInclude Include="kb_sorter.h" />
+    <ClInclude Include="kb_storer.h" />
+    <ClInclude Include="kmc.h" />
+    <ClInclude Include="kmer.h" />
+    <ClInclude Include="kxmer_set.h" />
+    <ClInclude Include="libs\asmlib.h" />
+    <ClInclude Include="libs\bzlib.h" />
+    <ClInclude Include="libs\bzlib_private.h" />
+    <ClInclude Include="libs\zconf.h" />
+    <ClInclude Include="libs\zlib.h" />
+    <ClInclude Include="mem_disk_file.h" />
+    <ClInclude Include="meta_oper.h" />
+    <ClInclude Include="mmer.h" />
+    <ClInclude Include="rev_byte.h" />
+    <ClInclude Include="s_mapper.h" />
+    <ClInclude Include="params.h" />
+    <ClInclude Include="queues.h" />
+    <ClInclude Include="radix.h" />
+    <ClInclude Include="splitter.h" />
+    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="targetver.h" />
+    <ClInclude Include="timer.h" />
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+    <ClCompile Include="kb_storer.cpp" />
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+    <ClCompile Include="kmer_counter.cpp" />
+    <ClCompile Include="mem_disk_file.cpp" />
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+    <Reference Include="System.Drawing" />
+    <Reference Include="System.Windows.Forms" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
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+    <Library Include="libs\zlibstat.lib" />
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+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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\ No newline at end of file
diff --git a/kmer_counter/kxmer_set.h b/kmer_counter/kxmer_set.h
new file mode 100755
index 0000000..633169e
--- /dev/null
+++ b/kmer_counter/kxmer_set.h
@@ -0,0 +1,118 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+#ifndef _KXMER_SET_
+#define _KXMER_SET_
+#include "defs.h"
+#include <tuple>
+
+using namespace std;
+
+#define KXMER_SET_SIZE 1024 //KMC_2: temporarily
+
+
+
+template <typename KMER_T, unsigned SIZE>
+class CKXmerSet
+{
+	typedef tuple<uint64, uint64, uint32> elem_desc_t; //start_pos, end_pos, shr
+	typedef pair<KMER_T, uint32> heap_elem_t; //kxmer val, desc_id
+	elem_desc_t data_desc[KXMER_SET_SIZE];
+	heap_elem_t data[KXMER_SET_SIZE];
+	uint32 pos;
+	uint32 desc_pos;
+	KMER_T mask;
+
+	KMER_T* buffer;
+
+	inline void update_heap()
+	{
+		uint32 desc_id = data[1].second;
+		KMER_T kmer;
+		if (++get<0>(data_desc[desc_id]) < get<1>(data_desc[desc_id]))
+		{
+			kmer.from_kxmer(buffer[get<0>(data_desc[desc_id])], get<2>(data_desc[desc_id]), mask);
+		}
+		else
+		{
+			kmer.set(data[--pos].first);
+			desc_id = data[pos].second;
+		}
+		
+		uint32 parent, less;
+		parent = less = 1;
+		while (true)
+		{
+			if (parent * 2 >= pos)
+				break;
+			if (parent * 2 + 1 >= pos)
+				less = parent * 2;
+			else if (data[parent * 2].first < data[parent * 2 + 1].first)
+				less = parent * 2;
+			else
+				less = parent * 2 + 1;
+			if (data[less].first < kmer)
+			{
+				data[parent] = data[less];
+				parent = less;
+			}			
+			else
+				break;
+		}
+		data[parent] = make_pair(kmer, desc_id);
+	}
+
+public:
+	CKXmerSet(uint32 kmer_len)
+	{
+		pos = 1;
+		mask.set_n_1(kmer_len * 2);
+		desc_pos = 0;
+	}
+	inline void init_add(uint64 start_pos, uint64 end_pos, uint32 shr)
+	{
+		data_desc[desc_pos] = make_tuple(start_pos, end_pos, shr);
+		data[pos].first.from_kxmer(buffer[start_pos], shr, mask);
+		data[pos].second = desc_pos;
+		uint32 child_pos = pos++;
+
+		while (child_pos > 1 && data[child_pos].first < data[child_pos / 2].first)
+		{
+			swap(data[child_pos], data[child_pos / 2]);
+			child_pos /= 2;
+		}
+		++desc_pos;
+	}
+	inline void set_buffer(KMER_T* _buffer)
+	{
+		buffer = _buffer;
+	}
+	inline void clear()
+	{
+		pos = 1;
+		desc_pos = 0;
+	}
+
+	inline bool get_min(uint64& _pos, KMER_T& kmer)
+	{
+		if (pos <= 1)
+			return false;
+
+		kmer = data[1].first;
+		_pos = get<0>(data_desc[data[1].second]);
+		update_heap();
+		
+	
+		return true;
+	}
+};
+
+
+
+#endif
\ No newline at end of file
diff --git a/kmer_counter/mem_disk_file.cpp b/kmer_counter/mem_disk_file.cpp
new file mode 100755
index 0000000..ea89b94
--- /dev/null
+++ b/kmer_counter/mem_disk_file.cpp
@@ -0,0 +1,109 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "mem_disk_file.h"
+#include "libs/asmlib.h"
+
+//----------------------------------------------------------------------------------
+// Constructor 
+CMemDiskFile::CMemDiskFile(bool _memory_mode)
+{
+	memory_mode = _memory_mode;
+	file = NULL;
+}
+
+//----------------------------------------------------------------------------------
+void CMemDiskFile::Open(const string& f_name)
+{
+	if(memory_mode)
+	{
+
+	}
+	else
+	{
+		file = fopen(f_name.c_str(), "wb+");
+
+		if (!file)
+		{
+			cout << "Error: Cannot open temporary file " << f_name << "\n";
+			exit(1);
+		}
+		setbuf(file, nullptr);
+	}
+}
+
+//----------------------------------------------------------------------------------
+void CMemDiskFile::Rewind()
+{
+	if(memory_mode)
+	{
+
+	}
+	else
+	{
+		rewind(file);
+	}
+}
+
+//----------------------------------------------------------------------------------
+int CMemDiskFile::Close()
+{
+	if(memory_mode)
+	{
+		for(auto& p : container)
+		{
+			delete[] p.first;
+		}
+		container.clear();
+		return 0;
+	}
+	else
+	{
+		return fclose(file);
+	}
+}
+
+//----------------------------------------------------------------------------------
+size_t CMemDiskFile::Read(uchar * ptr, size_t size, size_t count)
+{
+	if(memory_mode)
+	{
+		uint64 pos = 0;
+		for(auto& p : container)
+		{
+			A_memcpy(ptr + pos, p.first, p.second);
+			pos += p.second;
+			delete[] p.first;
+		}
+		container.clear();
+		return pos;
+	}
+	else
+	{
+		return fread(ptr, size, count, file);
+	}
+}
+
+//----------------------------------------------------------------------------------
+size_t CMemDiskFile::Write(const uchar * ptr, size_t size, size_t count)
+{
+	if(memory_mode)
+	{
+		uchar *buf = new uchar[size * count];
+		A_memcpy(buf, ptr, size * count);
+		container.push_back(make_pair(buf, size * count));
+		return size * count;
+	}
+	else
+	{
+		return fwrite(ptr, size, count, file);
+	}
+}
diff --git a/kmer_counter/mem_disk_file.h b/kmer_counter/mem_disk_file.h
new file mode 100755
index 0000000..4f22cd8
--- /dev/null
+++ b/kmer_counter/mem_disk_file.h
@@ -0,0 +1,41 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _MEM_DISK_FILE_H
+#define _MEM_DISK_FILE_H
+
+#include "defs.h"
+#include <string>
+#include <stdio.h>
+using namespace std;
+
+
+//************************************************************************************************************
+// CMemDiskFile - wrapper for FILE* or memory equivalent
+//************************************************************************************************************
+class CMemDiskFile
+{
+	bool memory_mode;
+	FILE* file;
+	typedef pair<uchar*, uint64> elem_t;//buf,size
+	typedef vector<elem_t> container_t;
+
+	container_t container;
+public:
+	CMemDiskFile(bool _memory_mode);
+	void Open(const string& f_name);
+	void Rewind();
+	int Close();
+	size_t Read(uchar * ptr, size_t size, size_t count);
+	size_t Write(const uchar * ptr, size_t size, size_t count);
+};
+
+#endif
+
diff --git a/kmer_counter/meta_oper.h b/kmer_counter/meta_oper.h
new file mode 100755
index 0000000..470c0b5
--- /dev/null
+++ b/kmer_counter/meta_oper.h
@@ -0,0 +1,45 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _META_OPER_H
+#define _META_OPER_H
+
+//#include <functional>
+
+
+template <size_t N> struct uint_{ };
+
+// For loop (forward)
+template <size_t N, typename Lambda>
+inline void IterFwd(const Lambda &oper, uint_<N>) {
+	IterFwd(oper, uint_<N-1>());
+	oper(N);
+}
+
+template <typename Lambda>
+inline void IterFwd(const Lambda &oper, uint_<0>) {
+	oper(0);
+}
+
+// For loop (backward)
+template <size_t N, typename Lambda>
+inline void IterRev(const Lambda &oper, uint_<N>) {
+	oper(N);
+	IterRev(oper, uint_<N-1>());
+}
+
+template <typename Lambda>
+inline void IterRev(const Lambda &oper, uint_<0>) {
+	oper(0);
+}
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/mmer.cpp b/kmer_counter/mmer.cpp
new file mode 100755
index 0000000..56c216b
--- /dev/null
+++ b/kmer_counter/mmer.cpp
@@ -0,0 +1,49 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "mmer.h"
+
+
+uint32 CMmer::norm5[];
+uint32 CMmer::norm6[];
+uint32 CMmer::norm7[];
+uint32 CMmer::norm8[];
+
+CMmer::_si CMmer::_init;
+
+
+//--------------------------------------------------------------------------
+CMmer::CMmer(uint32 _len)
+{
+	switch (_len)
+	{
+	case 5:
+		norm = norm5;
+		break;
+	case 6:
+		norm = norm6;
+		break;
+	case 7:
+		norm = norm7;
+		break;
+	case 8:
+		norm = norm8;
+		break;
+	default:
+		break;
+	}
+	len = _len;
+	mask = (1 << _len * 2) - 1;
+	str = 0;
+}
+
+//--------------------------------------------------------------------------
+
diff --git a/kmer_counter/mmer.h b/kmer_counter/mmer.h
new file mode 100755
index 0000000..e38f056
--- /dev/null
+++ b/kmer_counter/mmer.h
@@ -0,0 +1,182 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _MMER_H
+#define _MMER_H
+#include "defs.h"
+
+// *************************************************************************
+// *************************************************************************
+
+
+class CMmer
+{
+	uint32 str;
+	uint32 mask;
+	uint32 current_val;
+	uint32* norm;
+	uint32 len;
+	static uint32 norm5[1 << 10];
+	static uint32 norm6[1 << 12];
+	static uint32 norm7[1 << 14];	
+	static uint32 norm8[1 << 16];
+
+	static bool is_allowed(uint32 mmer, uint32 len)
+	{
+		if ((mmer & 0x3f) == 0x3f)            // TTT suffix
+			return false;
+		if ((mmer & 0x3f) == 0x3b)            // TGT suffix
+			return false;
+		if ((mmer & 0x3c) == 0x3c)            // TG* suffix
+			return false;
+
+		for (uint32 j = 0; j < len - 3; ++j)
+		if ((mmer & 0xf) == 0)                // AA inside
+			return false;
+		else
+			mmer >>= 2;
+
+		if (mmer == 0)            // AAA prefix
+			return false;
+		if (mmer == 0x04)        // ACA prefix
+			return false;
+		if ((mmer & 0xf) == 0)    // *AA prefix
+			return false;
+	
+		return true;
+	}
+
+	friend class CSignatureMapper;
+	struct _si
+	{			
+		static uint32 get_rev(uint32 mmer, uint32 len)
+		{
+			uint32 rev = 0;
+			uint32 shift = len*2 - 2;
+			for(uint32 i = 0 ; i < len ; ++i)
+			{
+				rev += (3 - (mmer & 3)) << shift;
+				mmer >>= 2;
+				shift -= 2;
+			}
+			return rev;
+		}
+
+		
+
+		static void init_norm(uint32* norm, uint32 len)
+		{
+			uint32 special = 1 << len * 2;
+			for(uint32 i = 0 ; i < special ; ++i)
+			{				
+				uint32 rev = get_rev(i, len);
+				uint32 str_val = is_allowed(i, len) ? i : special;
+				uint32 rev_val = is_allowed(rev, len) ? rev : special;
+				norm[i] = MIN(str_val, rev_val);				
+			}
+		}
+
+		_si()
+		{
+			init_norm(norm5, 5);
+			init_norm(norm6, 6);
+			init_norm(norm7, 7);
+			init_norm(norm8, 8);
+		}
+
+	}static _init;
+public:
+	CMmer(uint32 _len);
+	inline void insert(uchar symb);
+	inline uint32 get() const;
+	inline bool operator==(const CMmer& x);
+	inline bool operator<(const CMmer& x);
+	inline void clear();
+	inline bool operator<=(const CMmer& x);
+	inline void set(const CMmer& x);
+	inline void insert(char* seq);
+	
+};
+
+
+
+//--------------------------------------------------------------------------
+inline void CMmer::insert(uchar symb)
+{
+	str <<= 2;
+	str += symb;
+	str &= mask;
+
+	current_val = norm[str];
+}
+
+//--------------------------------------------------------------------------
+inline uint32 CMmer::get() const
+{
+	return current_val;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator==(const CMmer& x)
+{
+	return current_val == x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator<(const CMmer& x)
+{
+	return current_val < x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::clear()
+{
+	str = 0;
+}
+
+//--------------------------------------------------------------------------
+inline bool CMmer::operator<=(const CMmer& x)
+{
+	return current_val <= x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::set(const CMmer& x)
+{
+	str = x.str;
+	current_val = x.current_val;
+}
+
+//--------------------------------------------------------------------------
+inline void CMmer::insert(char* seq)
+{
+	switch (len)
+	{
+	case 5: 
+		str = (seq[0] << 8) + (seq[1] << 6) + (seq[2] << 4) + (seq[3] << 2) + (seq[4]);
+		break;
+	case 6:
+		str = (seq[0] << 10) + (seq[1] << 8) + (seq[2] << 6) + (seq[3] << 4) + (seq[4] << 2) + (seq[5]);
+		break;
+	case 7:
+		str = (seq[0] << 12) + (seq[1] << 10) + (seq[2] << 8) + (seq[3] << 6) + (seq[4] << 4 ) + (seq[5] << 2) + (seq[6]);
+		break;
+	case 8:
+		str = (seq[0] << 14) + (seq[1] << 12) + (seq[2] << 10) + (seq[3] << 8) + (seq[4] << 6) + (seq[5] << 4) + (seq[6] << 2) + (seq[7]);
+		break;
+	default:
+		break;
+	}
+
+	current_val = norm[str];
+}
+
+
+#endif
\ No newline at end of file
diff --git a/kmer_counter/params.h b/kmer_counter/params.h
new file mode 100755
index 0000000..bc4efaa
--- /dev/null
+++ b/kmer_counter/params.h
@@ -0,0 +1,155 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _PARAMS_H
+#define _PARAMS_H
+
+#include "defs.h"
+#include "queues.h"
+#include "s_mapper.h"
+#include <vector>
+#include <string>
+
+typedef enum {fasta, fastq, multiline_fasta} input_type;
+
+using namespace std;
+
+// Structure for passing KMC parameters
+struct CKMCParams {
+	
+	// Input parameters
+	int p_m;							// max. total RAM usage
+	int p_k;							// k-mer length
+	int p_t;							// no. of threads
+	int p_sf;							// no. of reading threads
+	int p_sp;							// no. of splitting threads
+	int p_so;							// no. of OpenMP threads for sorting
+	int p_sr;							// no. of sorting threads	
+	int p_ci;							// do not count k-mers occurring less than
+	int p_cx;							// do not count k-mers occurring more than
+	int p_cs;							// maximal counter value
+	bool p_quake;						// use Quake-compatibile counting
+	bool p_mem_mode;					// use RAM instead of disk
+	int p_quality;						// lowest quality
+	input_type p_file_type;				// input in FASTA format
+	bool p_verbose;						// verbose mode
+	bool p_both_strands;				// compute canonical k-mer representation
+	int p_p1;							// signature length	
+
+	// File names
+	vector<string> input_file_names;
+	string output_file_name;
+	string working_directory;
+	input_type file_type;
+	
+	uint32 lut_prefix_len;
+
+	uint32 KMER_T_size;
+
+	// Memory sizes
+	int64 max_mem_size;				// maximum amount of memory to be used in GBs;	default: 30GB
+	int64 max_mem_storer;			// maximum amount of memory for internal buffers of KmerStorer
+	int64 max_mem_stage2;			// maximum amount of memory in stage 2
+	int64 max_mem_storer_pkg;		// maximum amount of memory for single package
+
+	int64 mem_tot_pmm_bins;			// maximal amount of memory per pool memory manager (PMM) of bin parts
+	int64 mem_part_pmm_bins;		// maximal amount of memory per single part of memory maintained by PMM of bin parts
+	int64 mem_tot_pmm_fastq;
+	int64 mem_part_pmm_fastq;
+	int64 mem_part_pmm_reads;
+	int64 mem_tot_pmm_reads;
+	int64 mem_part_pmm_radix_buf;
+	int64 mem_tot_pmm_radix_buf;
+	int64 mem_part_pmm_prob;
+	int64 mem_tot_pmm_prob;
+	int64 mem_part_pmm_cnts_sort;	
+	int64 mem_tot_pmm_stats;
+	int64 mem_part_pmm_stats;
+	
+	int64 mem_tot_pmm_epxand;
+	int64 mem_part_pmm_epxand;
+
+	bool verbose;	
+
+	int kmer_len;			// kmer length
+	int signature_len;
+	int cutoff_min;			// exclude k-mers occurring less than times
+	int cutoff_max;			// exclude k-mers occurring more than times
+	int counter_max;		// maximal counter value
+	bool use_quake;			// use Quake's counting based on qualities
+	int lowest_quality;		// lowest quality value	    
+	bool both_strands;		// find canonical representation of each k-mer
+	bool mem_mode;			// use RAM instead of disk
+
+	int n_bins;				// number of bins; fixed: 448
+	int bin_part_size;		// size of a bin part; fixed: 2^15
+	int fastq_buffer_size;	// size of FASTQ file buffer; fixed: 2^23
+
+	int n_threads;			// number of cores
+	int n_readers;			// number of FASTQ readers; default: 1
+	int n_splitters;		// number of splitters; default: 1
+	int n_sorters;			// number of sorters; default: 1
+	vector<int> n_omp_threads;// number of OMP threads per sorters
+	uint32 max_x;					//k+x-mers will be counted
+
+	uint32 gzip_buffer_size;
+	uint32 bzip2_buffer_size;
+
+	CKMCParams()
+	{
+		p_m = 12;
+		p_k = 25;
+		p_t = 0;
+		p_sf = 0;
+		p_sp = 0;
+		p_so = 0;
+		p_sr = 0;
+		p_ci = 2;
+		p_cx = 1000000000;
+		p_cs = 255;
+		p_quake = false;
+		p_mem_mode = false;
+		p_quality = 33;
+		p_file_type = fastq;
+		p_verbose = false;
+		p_both_strands = true;
+		p_p1 = 7;		
+
+		gzip_buffer_size  = 64 << 20;
+		bzip2_buffer_size = 64 << 20;
+	}
+};
+
+// Structure for passing KMC queues and monitors to threads
+struct CKMCQueues 
+{
+	//Signature mapper
+	CSignatureMapper* s_mapper;
+	// Memory monitors
+	CMemoryMonitor *mm;
+
+	// Queues
+	CInputFilesQueue *input_files_queue;
+	CPartQueue *part_queue;
+	CStatsPartQueue* stats_part_queue;
+
+	CBinPartQueue *bpq;
+	CBinDesc *bd;
+	CBinQueue *bq;
+	CKmerQueue *kq;
+	CMemoryPool *pmm_bins, *pmm_fastq, *pmm_reads, *pmm_radix_buf, *pmm_prob, *pmm_stats, *pmm_expand;
+	CMemoryBins *memory_bins;
+
+	CKMCQueues() {}
+};
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/queues.h b/kmer_counter/queues.h
new file mode 100755
index 0000000..9146ef5
--- /dev/null
+++ b/kmer_counter/queues.h
@@ -0,0 +1,940 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _QUEUES_H
+#define _QUEUES_H
+
+#include "defs.h"
+#include <stdio.h>
+#include <iostream>
+#include <tuple>
+#include <queue>
+#include <list>
+#include <map>
+#include <string>
+#include "mem_disk_file.h"
+
+using namespace std;
+
+#ifdef THREADS_NATIVE			// C++11 threads
+#include <thread>
+#include <mutex>
+#include <condition_variable>
+
+using std::thread;
+#else							// Boost threads
+#include <boost/thread.hpp>
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/condition_variable.hpp>
+
+using namespace boost;
+#endif
+
+//************************************************************************************************************
+class CInputFilesQueue {
+	typedef string elem_t;
+	typedef queue<elem_t, list<elem_t>> queue_t;
+
+	queue_t q;
+	bool is_completed;
+
+	mutable mutex mtx;								// The mutex to synchronise on
+
+public:
+	CInputFilesQueue(const vector<string> &file_names) {
+		unique_lock<mutex> lck(mtx);
+
+		for(vector<string>::const_iterator p = file_names.begin(); p != file_names.end(); ++p)
+			q.push(*p);
+
+		is_completed = false;
+	};
+	~CInputFilesQueue() {};
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty();
+	}
+	bool completed() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty() && is_completed;
+	}
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		is_completed = true;
+	}
+	bool pop(string &file_name) {
+		lock_guard<mutex> lck(mtx);
+
+		if(q.empty())
+			return false;
+
+		file_name = q.front();
+		q.pop();
+
+		return true;
+	}
+};
+
+//************************************************************************************************************
+class CPartQueue {
+	typedef pair<uchar *, uint64> elem_t;
+	typedef queue<elem_t, list<elem_t>> queue_t;
+
+	queue_t q;
+	bool is_completed;
+	int n_readers;
+
+	mutable mutex mtx;								// The mutex to synchronise on
+	condition_variable cv_queue_empty;
+
+public:
+	CPartQueue(int _n_readers) {
+		unique_lock<mutex> lck(mtx);
+		is_completed    = false;
+		n_readers       = _n_readers;
+	};
+	~CPartQueue() {};
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty();
+	}
+	bool completed() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty() && !n_readers;
+	}
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		n_readers--;
+		if(!n_readers)
+			cv_queue_empty.notify_all();
+	}
+	void push(uchar *part, uint64 size) {
+		unique_lock<mutex> lck(mtx);
+		
+		bool was_empty = q.empty();
+		q.push(make_pair(part, size));
+
+		if(was_empty)
+			cv_queue_empty.notify_all();
+	}
+	bool pop(uchar *&part, uint64 &size) {
+		unique_lock<mutex> lck(mtx);
+		cv_queue_empty.wait(lck, [this]{return !this->q.empty() || !this->n_readers;}); 
+
+		if(q.empty())
+			return false;
+
+		part = q.front().first;
+		size = q.front().second;
+		q.pop();
+
+		return true;
+	}
+};
+
+//************************************************************************************************************
+class CStatsPartQueue
+{
+	typedef pair<uchar *, uint64> elem_t;
+	typedef queue<elem_t, list<elem_t>> queue_t;
+
+	queue_t q;
+
+	mutable mutex mtx;
+	condition_variable cv_queue_empty;
+	int n_readers;
+	int64 bytes_to_read;
+public:
+	CStatsPartQueue(int _n_readers, int64 _bytes_to_read)
+	{
+		unique_lock<mutex> lck(mtx);
+		n_readers = _n_readers;
+		bytes_to_read = _bytes_to_read;
+	}
+
+	~CStatsPartQueue() {};
+
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		n_readers--;
+		if (!n_readers)
+			cv_queue_empty.notify_all();
+	}
+
+	bool completed() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty() && !n_readers;
+	}
+
+	bool push(uchar *part, uint64 size) {
+		unique_lock<mutex> lck(mtx);
+
+		if (bytes_to_read <= 0)
+			return false;
+
+		bool was_empty = q.empty();
+		q.push(make_pair(part, size));
+		bytes_to_read -= size;
+		if (was_empty)
+			cv_queue_empty.notify_one();
+
+		return true;
+	}
+
+	bool pop(uchar *&part, uint64 &size) {
+		unique_lock<mutex> lck(mtx);
+		cv_queue_empty.wait(lck, [this]{return !this->q.empty() || !this->n_readers; });
+
+		if (q.empty())
+			return false;
+
+		part = q.front().first;
+		size = q.front().second;
+		q.pop();
+
+		return true;
+	}
+
+
+};
+
+//************************************************************************************************************
+class CBinPartQueue {
+	typedef tuple<int32, uchar *, uint32, uint32> elem_t;
+	typedef queue<elem_t, list<elem_t>> queue_t;
+	queue_t q;
+
+	int n_writers;
+	bool is_completed;
+
+	mutable mutex mtx;						// The mutex to synchronise on
+	condition_variable cv_queue_empty;
+
+public:
+	CBinPartQueue(int _n_writers) {
+		lock_guard<mutex> lck(mtx);
+
+		n_writers       = _n_writers;
+		is_completed    = false;
+	}
+	~CBinPartQueue() {}
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty();
+	}
+	bool completed() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty() && !n_writers;
+	}
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		n_writers--;
+		if(!n_writers)
+			cv_queue_empty.notify_all();
+	}
+	void push(int32 bin_id, uchar *part, uint32 true_size, uint32 alloc_size) {
+		unique_lock<mutex> lck(mtx);
+
+		bool was_empty = q.empty();
+		q.push(std::make_tuple(bin_id, part, true_size, alloc_size));
+		if(was_empty)
+			cv_queue_empty.notify_all();
+	}
+	bool pop(int32 &bin_id, uchar *&part, uint32 &true_size, uint32 &alloc_size) {
+		unique_lock<mutex> lck(mtx);
+		cv_queue_empty.wait(lck, [this]{return !q.empty() || !n_writers;}); 
+
+		if(q.empty())
+			return false;
+
+		bin_id     = get<0>(q.front());
+		part       = get<1>(q.front());
+		true_size  = get<2>(q.front());
+		alloc_size = get<3>(q.front());
+		q.pop();
+
+		return true;
+	}
+};
+
+//************************************************************************************************************
+class CBinDesc {
+	typedef tuple<string, int64, uint64, uint32, uint32, CMemDiskFile*, uint64, uint64> desc_t;
+	typedef map<int32, desc_t> map_t;
+
+	map_t m;
+	int32 bin_id;
+
+	vector<int32> random_bins;
+
+	mutable mutex mtx;
+
+public:
+	CBinDesc() {
+		lock_guard<mutex> lck(mtx);
+		bin_id = -1;
+	}
+	~CBinDesc() {}
+
+	void reset_reading() {
+		lock_guard<mutex> lck(mtx);
+		bin_id = -1;
+	}
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return m.empty();
+	}
+
+	void init_random()
+	{
+		lock_guard<mutex> lck(mtx);
+		vector<pair<int32, int64>> bin_sizes;
+
+		for (auto& p : m)
+			bin_sizes.push_back(make_pair(p.first, get<2>(p.second)));
+
+		sort(bin_sizes.begin(), bin_sizes.end(), [](const pair<int32, int64>& l, const pair<int32, int64>& r){
+			return l.second > r.second;
+		});
+
+		uint32 no_sort_start = uint32(0.6 * bin_sizes.size());
+		uint32 no_sort_end = uint32(0.8 * bin_sizes.size());
+
+		for (uint32 i = 0; i < no_sort_start; ++i)
+			random_bins.push_back(bin_sizes[i].first);
+
+		for (uint32 i = no_sort_end; i < bin_sizes.size(); ++i)
+			random_bins.push_back(bin_sizes[i].first);
+
+		random_shuffle(random_bins.begin(), random_bins.end());
+
+		for (uint32 i = no_sort_start; i < no_sort_end; ++i)
+			random_bins.push_back(bin_sizes[i].first);
+	}
+
+	int32 get_next_random_bin()
+	{
+		lock_guard<mutex> lck(mtx);
+		if (bin_id == -1)
+			bin_id = 0;
+		else
+			++bin_id;
+
+		if (bin_id >= (int32)m.size())
+			return -1000;
+		return random_bins[bin_id];
+	}
+
+	int32 get_next_bin()
+	{
+		lock_guard<mutex> lck(mtx);
+		map_t::iterator p;
+		if(bin_id == -1)
+			p = m.begin();
+		else
+		{
+			p = m.find(bin_id);
+			if(p != m.end())
+				++p;
+		}
+
+		if(p == m.end())
+			bin_id = -1000;
+		else
+			bin_id = p->first;		
+
+		return bin_id;
+	}
+	void insert(int32 bin_id, CMemDiskFile *file, string desc, int64 size, uint64 n_rec, uint64 n_plus_x_recs, uint64 n_super_kmers, uint32 buffer_size = 0, uint32 kmer_len = 0) {
+		lock_guard<mutex> lck(mtx);
+
+		map_t::iterator p = m.find(bin_id);
+		if(p != m.end())
+		{
+			if(desc != "")
+			{
+				get<0>(m[bin_id]) = desc;
+				get<5>(m[bin_id]) = file;
+			}
+			get<1>(m[bin_id]) += size;
+			get<2>(m[bin_id]) += n_rec;
+			get<6>(m[bin_id]) += n_plus_x_recs;
+			get<7>(m[bin_id]) += n_super_kmers;
+			if(buffer_size)
+			{
+				get<3>(m[bin_id]) = buffer_size;
+				get<4>(m[bin_id]) = kmer_len;
+			}
+		}
+		else
+			m[bin_id] = std::make_tuple(desc, size, n_rec, buffer_size, kmer_len, file, n_plus_x_recs, n_super_kmers);
+	}
+	void read(int32 bin_id, CMemDiskFile *&file, string &desc, uint64 &size, uint64 &n_rec, uint64 &n_plus_x_recs, uint32 &buffer_size, uint32 &kmer_len) {
+		lock_guard<mutex> lck(mtx);
+
+		desc			= get<0>(m[bin_id]);
+		file			= get<5>(m[bin_id]);
+		size			= (uint64) get<1>(m[bin_id]);
+		n_rec			= get<2>(m[bin_id]);
+		buffer_size		= get<3>(m[bin_id]);
+		kmer_len		= get<4>(m[bin_id]);
+		n_plus_x_recs	= get<6>(m[bin_id]);
+	}
+	void read(int32 bin_id, CMemDiskFile *&file, string &desc, uint64 &size, uint64 &n_rec, uint64 &n_plus_x_recs, uint64 &n_super_kmers) {
+		lock_guard<mutex> lck(mtx);
+
+		desc			= get<0>(m[bin_id]);
+		file			= get<5>(m[bin_id]);
+		size			= (uint64) get<1>(m[bin_id]);
+		n_rec			= get<2>(m[bin_id]);
+		n_plus_x_recs	= get<6>(m[bin_id]);
+		n_super_kmers		= get<7>(m[bin_id]);
+	}
+};
+
+//************************************************************************************************************
+class CBinQueue {
+	typedef tuple<int32, uchar *, uint64, uint64> elem_t;
+	typedef queue<elem_t, list<elem_t>> queue_t;
+	queue_t q;
+
+	int n_writers;
+
+	mutable mutex mtx;								// The mutex to synchronise on
+	condition_variable cv_queue_empty;
+
+public:
+	CBinQueue(int _n_writers) {
+		lock_guard<mutex> lck(mtx);
+		n_writers = _n_writers;
+	}
+	~CBinQueue() {}
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty();
+	}
+	bool completed() {
+		lock_guard<mutex> lck(mtx);
+		return q.empty() && !n_writers;
+	}
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		n_writers--;
+		if(n_writers == 0)
+			cv_queue_empty.notify_all();
+	}
+	void push(int32 bin_id, uchar *part, uint64 size, uint64 n_rec) {
+		lock_guard<mutex> lck(mtx);
+		bool was_empty = q.empty();
+		q.push(std::make_tuple(bin_id, part, size, n_rec));
+		if(was_empty)
+			cv_queue_empty.notify_all();
+	}
+	bool pop(int32 &bin_id, uchar *&part, uint64 &size, uint64 &n_rec) {
+		unique_lock<mutex> lck(mtx);
+
+		cv_queue_empty.wait(lck, [this]{return !q.empty() || !n_writers;}); 
+
+		if(q.empty())
+			return false;
+
+		bin_id = get<0>(q.front());
+		part   = get<1>(q.front());
+		size   = get<2>(q.front());
+		n_rec  = get<3>(q.front());
+		q.pop();
+
+		return true;
+	}
+};
+
+//************************************************************************************************************
+class CKmerQueue {
+	typedef tuple<int32, uchar*, uint64, uchar*, uint64, uint64, uint64, uint64, uint64> data_t;
+	typedef list<data_t> list_t;
+
+	int n_writers;
+	mutable mutex mtx;								// The mutex to synchronise on
+	condition_variable cv_queue_empty;
+
+	list_t l;
+	int32 n_bins;
+public:
+	CKmerQueue(int32 _n_bins, int _n_writers) {
+		lock_guard<mutex> lck(mtx);
+		n_bins = _n_bins;
+		n_writers = _n_writers;
+	}
+	~CKmerQueue() {
+	}
+
+	bool empty() {
+		lock_guard<mutex> lck(mtx);
+		return l.empty() && !n_writers;
+	}
+	void mark_completed() {
+		lock_guard<mutex> lck(mtx);
+		n_writers--;
+		if (!n_writers)
+			cv_queue_empty.notify_all();
+	}
+	void push(int32 bin_id, uchar *data, uint64 data_size, uchar *lut, uint64 lut_size, uint64 n_unique, uint64 n_cutoff_min, uint64 n_cutoff_max, uint64 n_total) {
+		lock_guard<mutex> lck(mtx);
+		l.push_back(std::make_tuple(bin_id, data, data_size, lut, lut_size, n_unique, n_cutoff_min, n_cutoff_max, n_total));
+		cv_queue_empty.notify_all();
+	}
+	bool pop(int32 &bin_id, uchar *&data, uint64 &data_size, uchar *&lut, uint64 &lut_size, uint64 &n_unique, uint64 &n_cutoff_min, uint64 &n_cutoff_max, uint64 &n_total) {
+		unique_lock<mutex> lck(mtx);
+		cv_queue_empty.wait(lck, [this]{return !l.empty() || !n_writers; });
+		if (l.empty())
+			return false;
+
+		bin_id = get<0>(l.front());
+		data = get<1>(l.front());
+		data_size = get<2>(l.front());
+		lut = get<3>(l.front());
+		lut_size = get<4>(l.front());
+		n_unique = get<5>(l.front());
+		n_cutoff_min = get<6>(l.front());
+		n_cutoff_max = get<7>(l.front());
+		n_total = get<8>(l.front());
+
+		l.pop_front();
+
+		if (l.empty())
+			cv_queue_empty.notify_all();
+
+		return true;
+	}
+};
+
+
+
+
+//************************************************************************************************************
+class CMemoryMonitor {
+	uint64 max_memory;
+	uint64 memory_in_use;
+
+	mutable mutex mtx;								// The mutex to synchronise on
+	condition_variable cv_memory_full;				// The condition to wait for
+
+public:
+	CMemoryMonitor(uint64 _max_memory) {
+		lock_guard<mutex> lck(mtx);
+		max_memory    = _max_memory;
+		memory_in_use = 0;
+	}
+	~CMemoryMonitor() {
+	}
+
+	void increase(uint64 n) {
+		unique_lock<mutex> lck(mtx);
+		cv_memory_full.wait(lck, [this, n]{return memory_in_use + n <= max_memory;});
+		memory_in_use += n;
+	}
+	void force_increase(uint64 n) {
+		unique_lock<mutex> lck(mtx);
+		cv_memory_full.wait(lck, [this, n]{return memory_in_use + n <= max_memory || memory_in_use == 0;});
+		memory_in_use += n;
+	}
+	void decrease(uint64 n) {
+		lock_guard<mutex> lck(mtx);
+		memory_in_use -= n;
+		cv_memory_full.notify_all();
+	}
+	void info(uint64 &_max_memory, uint64 &_memory_in_use)
+	{
+		lock_guard<mutex> lck(mtx);
+		_max_memory    = max_memory;
+		_memory_in_use = memory_in_use;
+	}
+};
+
+//************************************************************************************************************
+class CMemoryPool {
+	int64 total_size;
+	int64 part_size;
+	int64 n_parts_total;
+	int64 n_parts_free;
+
+	uchar *buffer, *raw_buffer;
+	uint32 *stack;
+
+	mutable mutex mtx;							// The mutex to synchronise on
+	condition_variable cv;						// The condition to wait for
+
+public:
+	CMemoryPool(int64 _total_size, int64 _part_size) {
+		raw_buffer = NULL;
+		buffer = NULL;
+		stack  = NULL;
+		prepare(_total_size, _part_size);
+	}
+	~CMemoryPool() {
+		release();
+	}
+
+	void prepare(int64 _total_size, int64 _part_size) {
+		release();
+
+		n_parts_total = _total_size / _part_size;
+		part_size     = (_part_size + 15) / 16 * 16;			// to allow mapping pointer to int*
+		n_parts_free  = n_parts_total;
+
+		total_size = n_parts_total * part_size;
+
+		raw_buffer = new uchar[total_size+64];
+		buffer     = raw_buffer;
+		while(((uint64) buffer) % 64)
+			buffer++;
+
+		stack = new uint32[n_parts_total];
+		for(uint32 i = 0; i < n_parts_total; ++i)
+			stack[i] = i;
+	}
+
+	void release(void) {
+		if(raw_buffer)
+			delete[] raw_buffer;
+		raw_buffer = NULL;
+		buffer     = NULL;
+
+		if(stack)
+			delete[] stack;
+		stack = NULL;
+	}
+
+	// Allocate memory buffer - uchar*
+	void reserve(uchar* &part)
+	{
+		unique_lock<mutex> lck(mtx);
+		cv.wait(lck, [this]{return n_parts_free > 0;});
+
+		part = buffer + stack[--n_parts_free]*part_size;
+	}
+	// Allocate memory buffer - char*
+	void reserve(char* &part)
+	{
+		unique_lock<mutex> lck(mtx);
+		cv.wait(lck, [this]{return n_parts_free > 0;});
+
+		part = (char*) (buffer + stack[--n_parts_free]*part_size);
+	}
+	// Allocate memory buffer - uint32*
+	void reserve(uint32* &part)
+	{
+		unique_lock<mutex> lck(mtx);
+		cv.wait(lck, [this]{return n_parts_free > 0;});
+
+		part = (uint32*) (buffer + stack[--n_parts_free]*part_size);
+	}
+	// Allocate memory buffer - uint64*
+	void reserve(uint64* &part)
+	{
+		unique_lock<mutex> lck(mtx);
+		cv.wait(lck, [this]{return n_parts_free > 0;});
+
+		part = (uint64*) (buffer + stack[--n_parts_free]*part_size);
+	}
+	// Allocate memory buffer - double*
+	void reserve(double* &part)
+	{
+		unique_lock<mutex> lck(mtx);
+		cv.wait(lck, [this]{return n_parts_free > 0;});
+
+		part = (double*) (buffer + stack[--n_parts_free]*part_size);
+	}
+
+	// Deallocate memory buffer - uchar*
+	void free(uchar* part)
+	{
+		lock_guard<mutex> lck(mtx);
+
+		stack[n_parts_free++] = (uint32) ((part - buffer) / part_size);
+		
+		cv.notify_all();
+	}
+	// Deallocate memory buffer - char*
+	void free(char* part)
+	{
+		lock_guard<mutex> lck(mtx);
+
+		stack[n_parts_free++] = (uint32) (((uchar*) part - buffer) / part_size);
+		cv.notify_all();
+	}
+	// Deallocate memory buffer - uint32*
+	void free(uint32* part)
+	{
+		lock_guard<mutex> lck(mtx);
+
+		stack[n_parts_free++] = (uint32) ((((uchar *) part) - buffer) / part_size);
+		cv.notify_all();
+	}
+	// Deallocate memory buffer - uint64*
+	void free(uint64* part)
+	{
+		lock_guard<mutex> lck(mtx);
+
+		stack[n_parts_free++] = (uint32) ((((uchar *) part) - buffer) / part_size);
+		cv.notify_all();
+	}
+	// Deallocate memory buffer - double*
+	void free(double* part)
+	{
+		lock_guard<mutex> lck(mtx);
+
+		stack[n_parts_free++] = (uint32) ((((uchar *) part) - buffer) / part_size);
+		cv.notify_all();
+	}
+};
+
+
+class CMemoryBins {
+	int64 total_size;
+	int64 free_size;
+
+	uint32 n_bins;
+
+	typedef tuple<uchar*, uchar*, uchar*, uchar*, uchar*, uchar*, uchar*, int64> bin_ptrs_t;
+
+public:
+	typedef enum{ mba_input_file, mba_input_array, mba_tmp_array, mba_suffix, mba_kxmer_counters, mba_lut } mba_t;
+
+private:
+	uchar *buffer, *raw_buffer;
+	bin_ptrs_t *bin_ptrs;
+
+	list<pair<uint64, uint64>> list_reserved;
+	list<pair<uint32, uint64>> list_insert_order;
+
+	mutable mutex mtx;							// The mutex to synchronise on
+	condition_variable cv;						// The condition to wait for
+
+public:
+	CMemoryBins(int64 _total_size, uint32 _n_bins) {
+		raw_buffer = NULL;
+		buffer = NULL;
+		bin_ptrs = NULL;
+		prepare(_total_size, _n_bins);
+	}
+	~CMemoryBins() {
+		release();
+	}
+
+	int64 round_up_to_alignment(int64 x)
+	{
+		return (x + ALIGNMENT - 1) / ALIGNMENT * ALIGNMENT;
+	}
+
+	void prepare(int64 _total_size, uint32 _n_bins) {
+		release();
+
+		n_bins = _n_bins;
+		bin_ptrs = new bin_ptrs_t[n_bins];
+
+		total_size = round_up_to_alignment(_total_size - n_bins * sizeof(bin_ptrs_t));
+		free_size = total_size;
+
+		raw_buffer = (uchar*)malloc(total_size + ALIGNMENT);
+		buffer = raw_buffer;
+		while (((uint64)buffer) % ALIGNMENT)
+			buffer++;
+
+		list_reserved.clear();
+		list_insert_order.clear();
+		list_reserved.push_back(make_pair(total_size, 0));		// guard
+	}
+
+	void release(void) {
+		if (raw_buffer)
+			::free(raw_buffer);
+		raw_buffer = NULL;
+		buffer = NULL;
+
+		if (bin_ptrs)
+			delete[] bin_ptrs;
+		bin_ptrs = NULL;
+	}
+
+	// Prepare memory buffer for bin of given id
+	void init(uint32 bin_id, uint32 sorting_phases, int64 file_size, int64 kxmers_size, int64 out_buffer_size, int64 kxmer_counter_size, int64 lut_size)
+	{
+		unique_lock<mutex> lck(mtx);
+		int64 part1_size;
+		int64 part2_size;
+
+		if (sorting_phases % 2 == 0)
+		{
+			part1_size = kxmers_size + kxmer_counter_size;
+			part2_size = max(max(file_size, kxmers_size), out_buffer_size + lut_size);
+		}
+		else
+		{
+			part1_size = max(kxmers_size + kxmer_counter_size, file_size);
+			part2_size = max(kxmers_size, out_buffer_size + lut_size);
+		}
+		int64 req_size = part1_size + part2_size;
+		uint64 found_pos;
+		uint64 last_found_pos;
+
+		// Look for space to insert
+		cv.wait(lck, [&]() -> bool{
+			found_pos = total_size;
+			if (!list_insert_order.empty())
+			{
+				last_found_pos = list_insert_order.back().second;
+				for (auto p = list_reserved.begin(); p != list_reserved.end(); ++p)
+					if (p->first == last_found_pos)
+					{
+						uint64 last_end_pos = p->first + p->second;
+						++p;
+						if (last_end_pos + req_size <= p->first)
+						{
+							found_pos = last_end_pos;
+							return true;
+						}
+						else
+							break;
+					}
+			}
+
+			uint64 prev_end_pos = 0;
+
+			for (auto p = list_reserved.begin(); p != list_reserved.end(); ++p)
+			{
+				if (prev_end_pos + req_size <= p->first)
+				{
+					found_pos = prev_end_pos;
+					return true;
+				}
+				prev_end_pos = p->first + p->second;
+			}
+
+			// Reallocate memory for buffer if necessary
+			if (list_insert_order.empty() && req_size > (int64)list_reserved.back().first)
+			{
+				::free(raw_buffer);
+				total_size = round_up_to_alignment(req_size);
+				free_size = total_size;
+
+				raw_buffer = (uchar*)malloc(total_size + ALIGNMENT);
+				buffer = raw_buffer;
+				while (((uint64)buffer) % ALIGNMENT)
+					buffer++;
+
+				list_reserved.back().first = total_size;
+				found_pos = 0;
+				return true;
+			}
+
+			return false;
+		});
+
+		// Reserve found free space
+		list_insert_order.push_back(make_pair(bin_id, found_pos));
+		for (auto p = list_reserved.begin(); p != list_reserved.end(); ++p)
+			if (found_pos < p->first)
+			{
+				list_reserved.insert(p, make_pair(found_pos, req_size));
+				break;
+			}
+
+		uchar *base_ptr = get<0>(bin_ptrs[bin_id]) = buffer + found_pos;
+
+		if (sorting_phases % 2 == 0)				// the result of sorting is in the same place as input
+		{
+			get<1>(bin_ptrs[bin_id]) = base_ptr + part1_size;
+			get<2>(bin_ptrs[bin_id]) = base_ptr;
+			get<3>(bin_ptrs[bin_id]) = base_ptr + part1_size;
+		}
+		else
+		{
+			get<1>(bin_ptrs[bin_id]) = base_ptr;
+			get<2>(bin_ptrs[bin_id]) = base_ptr + part1_size;
+			get<3>(bin_ptrs[bin_id]) = base_ptr;
+		}
+		get<4>(bin_ptrs[bin_id]) = base_ptr + part1_size;									// data
+		get<5>(bin_ptrs[bin_id]) = get<4>(bin_ptrs[bin_id]) + out_buffer_size;
+		if (kxmer_counter_size)
+			get<6>(bin_ptrs[bin_id]) = base_ptr + kxmers_size;								//kxmers counter
+		else
+			get<6>(bin_ptrs[bin_id]) = NULL;
+		free_size -= req_size;
+		get<7>(bin_ptrs[bin_id]) = req_size;
+	}
+
+	void reserve(uint32 bin_id, uchar* &part, mba_t t)
+	{
+		unique_lock<mutex> lck(mtx);
+		if (t == mba_input_file)
+			part = get<1>(bin_ptrs[bin_id]);
+		else if (t == mba_input_array)
+			part = get<2>(bin_ptrs[bin_id]);
+		else if (t == mba_tmp_array)
+			part = get<3>(bin_ptrs[bin_id]);
+		else if (t == mba_suffix)
+			part = get<4>(bin_ptrs[bin_id]);
+		else if (t == mba_lut)
+			part = get<5>(bin_ptrs[bin_id]);
+		else if (t == mba_kxmer_counters)
+			part = get<6>(bin_ptrs[bin_id]);
+	}
+
+	// Deallocate memory buffer - uchar*
+	void free(uint32 bin_id, mba_t t)
+	{
+		unique_lock<mutex> lck(mtx);
+		if (t == mba_input_file)
+			get<1>(bin_ptrs[bin_id]) = NULL;
+		else if (t == mba_input_array)
+			get<2>(bin_ptrs[bin_id]) = NULL;
+		else if (t == mba_tmp_array)
+			get<3>(bin_ptrs[bin_id]) = NULL;
+		else if (t == mba_suffix)
+			get<4>(bin_ptrs[bin_id]) = NULL;
+		else if (t == mba_lut)
+			get<5>(bin_ptrs[bin_id]) = NULL;
+		else if (t == mba_kxmer_counters)
+			get<6>(bin_ptrs[bin_id]) = NULL;
+
+		if (!get<1>(bin_ptrs[bin_id]) && !get<2>(bin_ptrs[bin_id]) && !get<3>(bin_ptrs[bin_id]) && !get<4>(bin_ptrs[bin_id]) && !get<5>(bin_ptrs[bin_id]) && !get<6>(bin_ptrs[bin_id]))
+		{
+			for (auto p = list_reserved.begin(); p != list_reserved.end() && p->second != 0; ++p)
+			{
+				if ((int64)p->first == get<0>(bin_ptrs[bin_id]) - buffer)
+				{
+					list_reserved.erase(p);
+					break;
+				}
+			}
+			for (auto p = list_insert_order.begin(); p != list_insert_order.end(); ++p)
+			if (p->first == bin_id)
+			{
+				list_insert_order.erase(p);
+				break;
+			}
+
+			get<0>(bin_ptrs[bin_id]) = NULL;
+			free_size += get<7>(bin_ptrs[bin_id]);
+			cv.notify_all();
+		}
+	}
+};
+
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/radix.cpp b/kmer_counter/radix.cpp
new file mode 100755
index 0000000..0d3d123
--- /dev/null
+++ b/kmer_counter/radix.cpp
@@ -0,0 +1,292 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include <stdio.h>
+#include "radix.h"
+
+//----------------------------------------------------------------------------------
+/*Parallel radix sort. The input data to be sorted are divided evenly among threads. 
+  Each thread is responsible for building a local histogram to enable sorting keys 
+  according to a given digit. Then a global histogram is created as a combination
+  of local ones and the write offset (location) to which each digit should be written
+ is computed. Finally, threads scatter the data to the appropriate locations.*/
+template<typename COUNTER_TYPE>
+void RadixOMP_uint8(uint32 *SourcePtr, uint32 *DestPtr, const int64 SourceSize, unsigned rec_size, unsigned data_offset, unsigned data_size, const unsigned n_phases, const unsigned n_threads)
+{
+/* SourceSize - number of records */
+/* rec_size - in bytes */
+/* data_offset - in bytes*/
+/* data_size - in bytes - not used now */
+
+    
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE ByteCounter[MAX_NUM_THREADS][256];
+#else
+	COUNTER_TYPE ByteCounter[MAX_NUM_THREADS][256] __attribute__((aligned(ALIGNMENT)));
+#endif
+
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE globalHisto[256];
+#else
+	COUNTER_TYPE globalHisto[256] __attribute__((aligned(ALIGNMENT)));
+#endif
+
+#pragma omp parallel num_threads(n_threads)
+	{ 
+		int myID = omp_get_thread_num();
+		uint8_t ByteIndex = 0;
+		long long i;					
+		COUNTER_TYPE prevSum;
+		COUNTER_TYPE temp;
+		uint32 n;
+		
+		int private_i;
+		int byteValue;
+	
+		int64 SourceSize_in_bytes = SourceSize * rec_size;
+
+		uint8_t *char_ptr_tempSource = (uint8_t*)(SourcePtr);
+		uint8_t *char_ptr_tempDest = (uint8_t*)(DestPtr);
+		uint8_t *char_tempPtr;
+
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE privateByteCounter[256] = {0};
+#else
+	__attribute__((aligned(ALIGNMENT)))  COUNTER_TYPE privateByteCounter[256] = {0};
+#endif
+
+		for(uint32 privatePhaseCounter = 0; privatePhaseCounter < n_phases; privatePhaseCounter++)
+		{
+			#pragma omp for private(i) schedule(static) 
+			for(i = data_offset; i < SourceSize_in_bytes; i = i + rec_size)
+			{
+				byteValue = *(&char_ptr_tempSource[i] + ByteIndex);
+				
+				++privateByteCounter[byteValue];
+			}	
+			A_memcpy(&ByteCounter[myID][0], privateByteCounter, sizeof(privateByteCounter));
+
+			#pragma omp barrier
+
+			#pragma omp for schedule(static)
+			for(i = 0; i < 256; ++i)
+			{
+				prevSum = 0; 
+				for(n = 0; n < n_threads; n++)
+				{
+					temp = ByteCounter[n][i];
+					ByteCounter[n][i] = prevSum;
+					prevSum += temp; 
+				}
+				globalHisto[i] = prevSum;
+			}	
+
+			#pragma omp single
+			{
+				prevSum = 0; 
+				for(i = 0; i < 256; ++i)
+				{
+					temp = globalHisto[i];
+					globalHisto[i] = prevSum;
+					prevSum += temp; 
+				}	
+			}
+
+
+			for (private_i = 0; private_i < 256; private_i++)
+				ByteCounter[myID][private_i] += globalHisto[private_i];
+
+			A_memcpy(privateByteCounter, &ByteCounter[myID][0], sizeof(privateByteCounter));
+		
+			#pragma omp for schedule(static)
+			for(i = data_offset; i < SourceSize_in_bytes; i = i + rec_size)
+			{
+				byteValue = *(&char_ptr_tempSource[i] + ByteIndex);
+
+				memcpy(&char_ptr_tempDest[privateByteCounter[byteValue] * rec_size], &char_ptr_tempSource[i - data_offset], rec_size);
+
+				(privateByteCounter[byteValue])++;
+			}
+
+		
+			#pragma omp barrier
+
+			char_tempPtr = char_ptr_tempDest;
+			char_ptr_tempDest = char_ptr_tempSource;
+			char_ptr_tempSource = char_tempPtr;
+			ByteIndex++;
+			memset(privateByteCounter, 0, sizeof(privateByteCounter));
+		}
+	}
+}
+
+//----------------------------------------------------------------------------------
+void RadixSort_uint8(uint32 *&data_ptr, uint32 *&tmp_ptr, uint64 size, unsigned rec_size, unsigned data_offset, unsigned data_size, const unsigned n_phases, const unsigned n_threads)
+{
+	if(size * rec_size >= (1ull << 32))
+		RadixOMP_uint8<uint64>(data_ptr, tmp_ptr, size, rec_size, data_offset, data_size, n_phases, n_threads);
+	else
+		RadixOMP_uint8<uint32>(data_ptr, tmp_ptr, size, rec_size, data_offset, data_size, n_phases, n_threads);
+}
+
+
+//----------------------------------------------------------------------------------
+/*Parallel radix sort. Parallelization scheme taken from 
+  Satish, N., Kim, C., Chhugani, J., Nguyen, A.D., Lee, V.W., Kim, D., Dubey, P. (2010). 
+  Fast Sort on CPUs and GPUs. A Case for Bandwidth Oblivious SIMD Sort. 
+  Proc. of the 2010 Int. Conf. on Management of data, pp. 351�362. 
+  The usage of software-managed buffers in the writting phase results in diminishing
+  the influence of irregular memory accesses. As the number of cache conflict misses
+  is reduced better efficiency is reached.*/
+template<typename COUNTER_TYPE, typename INT_TYPE>
+	void RadixOMP_buffer(CMemoryPool *pmm_radix_buf, uint64 *Source, uint64 *Dest, const int64 SourceSize, const unsigned n_phases, const unsigned n_threads)
+{
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE ByteCounter[MAX_NUM_THREADS][256];
+#else
+	COUNTER_TYPE ByteCounter[MAX_NUM_THREADS][256] __attribute__((aligned(ALIGNMENT)));
+#endif
+
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE globalHisto[256];
+#else
+	COUNTER_TYPE globalHisto[256] __attribute__((aligned(ALIGNMENT)));
+#endif
+	
+#pragma omp parallel num_threads(n_threads)
+	{ 
+		int myID = omp_get_thread_num();
+		uint8_t ByteIndex = 0;
+		long long i;
+		COUNTER_TYPE prevSum;
+		COUNTER_TYPE temp;
+
+		uint32 n;
+		
+		int index_x;
+		int private_i;
+		int byteValue;
+		uint64 *tempSource = Source;
+		uint64 *tempDest = Dest;
+		uint64 *tempPtr;
+					
+		uint64 *raw_Buffer;
+		pmm_radix_buf->reserve(raw_Buffer);
+		uint64 *Buffer = raw_Buffer;     
+		
+		while(((unsigned long long) Buffer) % ALIGNMENT)
+			Buffer++; 
+
+#ifdef WIN32
+	__declspec( align( WIN_ALIGNMENT ) ) COUNTER_TYPE privateByteCounter[256] = {0};
+#else
+	__attribute__((aligned(ALIGNMENT)))  COUNTER_TYPE privateByteCounter[256] = {0};
+#endif
+		
+   		for(uint32 privatePhaseCounter = 0; privatePhaseCounter < n_phases; privatePhaseCounter++)
+		{
+			#pragma omp for private(i) schedule(static) 
+			for(i = 0; i < SourceSize; ++i)
+			{
+				byteValue = *(reinterpret_cast<const uint8_t*>(&tempSource[i]) + ByteIndex);
+				++privateByteCounter[byteValue];
+			}	
+			A_memcpy(&ByteCounter[myID][0], privateByteCounter, sizeof(privateByteCounter));
+
+			#pragma omp barrier
+
+			#pragma omp for schedule(static)
+			for(i = 0; i < 256; ++i)
+			{
+				prevSum = 0; 
+				for(n = 0; n < n_threads; n++)
+				{
+					temp = ByteCounter[n][i];
+					ByteCounter[n][i] = prevSum;
+					prevSum += temp; 
+				}
+				globalHisto[i] = prevSum;
+			}	
+
+			#pragma omp single
+			{
+				prevSum = 0; 
+				for(i = 0; i < 256; ++i)
+				{
+					temp = globalHisto[i];
+					globalHisto[i] = prevSum;
+					prevSum += temp; 
+				}	
+			}
+
+			for (private_i = 0; private_i < 256; private_i++)
+				ByteCounter[myID][private_i] += globalHisto[private_i];
+
+			A_memcpy(privateByteCounter, &ByteCounter[myID][0], sizeof(privateByteCounter));
+		
+
+			#pragma omp for schedule(static)
+			for(i = 0; i < SourceSize; ++i)
+			{
+				byteValue = *(reinterpret_cast<const uint8_t*>(&tempSource[i]) + ByteIndex);
+
+				index_x = privateByteCounter[byteValue] % BUFFER_WIDTH;
+
+				Buffer[byteValue * BUFFER_WIDTH + index_x] = tempSource[i];
+			
+				privateByteCounter[byteValue]++;
+
+				if(index_x == (BUFFER_WIDTH -1))
+					A_memcpy ( &tempDest[privateByteCounter[byteValue] - (BUFFER_WIDTH)], &Buffer[byteValue * BUFFER_WIDTH], BUFFER_WIDTH *sizeof(uint64) );
+			} //end_for
+
+			INT_TYPE elemInBuffer;
+			INT_TYPE index_stop;
+			INT_TYPE index_start;
+			INT_TYPE elemWrittenIntoBuffer;
+		
+			for(private_i = 0; private_i < 256; private_i++)
+			{
+				index_stop = privateByteCounter[private_i] % BUFFER_WIDTH;
+				index_start = ByteCounter[myID][private_i] % BUFFER_WIDTH;
+				elemWrittenIntoBuffer = privateByteCounter[private_i] - ByteCounter[myID][private_i];
+
+				if((index_stop - elemWrittenIntoBuffer) <= 0)
+					elemInBuffer = index_stop;
+				else
+					elemInBuffer = index_stop - index_start;
+
+				if(elemInBuffer != 0)
+					A_memcpy ( &tempDest[privateByteCounter[private_i] - elemInBuffer], &Buffer[private_i * BUFFER_WIDTH + (privateByteCounter[private_i] - elemInBuffer)%BUFFER_WIDTH], (elemInBuffer)*sizeof(uint64) );
+			
+			}
+			#pragma omp barrier
+
+			tempPtr = tempDest;
+			tempDest = tempSource;
+			tempSource = tempPtr;
+			ByteIndex++;
+			memset(privateByteCounter, 0, sizeof(privateByteCounter));
+		}
+		pmm_radix_buf->free(raw_Buffer);
+	}
+}
+
+//----------------------------------------------------------------------------------
+void RadixSort_buffer(CMemoryPool *pmm_radix_buf, uint64 *&data, uint64 *&tmp, uint64 size, const unsigned n_phases, const unsigned n_threads)
+{
+	if(size >= (1ull << 31))
+		RadixOMP_buffer<uint64, int64>(pmm_radix_buf, data, tmp, size, n_phases, n_threads);
+	else
+		RadixOMP_buffer<uint32, int32>(pmm_radix_buf, data, tmp, size, n_phases, n_threads);
+}
+
+// ***** EOF
diff --git a/kmer_counter/radix.h b/kmer_counter/radix.h
new file mode 100755
index 0000000..bc9379b
--- /dev/null
+++ b/kmer_counter/radix.h
@@ -0,0 +1,44 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+#ifndef _RADIX_H
+#define _RADIX_H
+
+#include <cassert>
+#include <cstring>
+#include <cstdlib>
+#include <iostream>
+#include <omp.h>
+#include <algorithm>
+#include "libs/asmlib.h"
+#include "defs.h"
+#include "queues.h"
+#include <boost/static_assert.hpp>
+
+#ifdef WIN32
+typedef unsigned __int8 uint8_t;
+#else
+#include <stdint.h>
+#endif
+
+#define MAX_NUM_THREADS 32
+#define BUFFER_WIDTH 32
+#define ALIGNMENT 0x100
+#define WIN_ALIGNMENT 64
+
+#define shift_BUFFER_WIDTH 5
+#define BUFFER_WIDTH_MINUS_1 31
+#define BUFFER_WIDTH_MUL_sizeof_UINT 256
+
+void RadixSort_uint8(uint32 *&data_ptr, uint32 *&tmp_ptr, uint64 size, unsigned rec_size, unsigned data_offset, unsigned data_size, const unsigned n_phases, const unsigned n_threads);
+void RadixSort_buffer(CMemoryPool *pmm_radix_buf, uint64 *&data, uint64 *&tmp, uint64 size, const unsigned n_phases, const unsigned n_threads);
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/rev_byte.cpp b/kmer_counter/rev_byte.cpp
new file mode 100755
index 0000000..9ec84ed
--- /dev/null
+++ b/kmer_counter/rev_byte.cpp
@@ -0,0 +1,15 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#include "rev_byte.h"
+
+uchar CRev_byte::lut[256];
+CRev_byte::_si CRev_byte::_init;
\ No newline at end of file
diff --git a/kmer_counter/rev_byte.h b/kmer_counter/rev_byte.h
new file mode 100755
index 0000000..61bbfb6
--- /dev/null
+++ b/kmer_counter/rev_byte.h
@@ -0,0 +1,29 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _REV_BYTE_H
+#define _REV_BYTE_H
+
+#include "defs.h"
+struct CRev_byte
+{
+	static uchar lut[256];
+	struct _si
+	{
+		_si()
+		{
+			for (uint32 i = 0; i < 256; ++i)
+				lut[i] = ((3 - (i & 3)) << 6) + ((3 - ((i >> 2) & 3)) << 4) + ((3 - ((i >> 4) & 3)) << 2) + (3 - ((i >> 6) & 3));
+		}
+
+	}static _init;
+};
+
+#endif
\ No newline at end of file
diff --git a/kmer_counter/s_mapper.h b/kmer_counter/s_mapper.h
new file mode 100755
index 0000000..93ee336
--- /dev/null
+++ b/kmer_counter/s_mapper.h
@@ -0,0 +1,166 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _S_MAPPER_H
+#define _S_MAPPER_H
+#include "defs.h"
+#include "mmer.h"
+#include "params.h"
+
+#ifdef DEVELOP_MODE
+#include "develop.h"
+#endif
+
+
+class CSignatureMapper
+{
+	uint32 map_size;
+	int32* signature_map;
+	uint32 signature_len;
+	uint32 special_signature;
+	CMemoryPool* pmm_stats;
+
+	class Comp
+	{
+		uint32* signature_occurences;
+	public:
+		Comp(uint32* _signature_occurences) : signature_occurences(_signature_occurences){}
+		bool operator()(int i, int j)
+		{
+			return signature_occurences[i] > signature_occurences[j];
+		}
+	};
+	
+public:	
+	void Init(uint32* stats)
+	{
+		uint32 *sorted;
+		pmm_stats->reserve(sorted);
+		for (uint32 i = 0; i < map_size ; ++i)
+			sorted[i] = i;
+		sort(sorted, sorted + map_size, Comp(stats));
+
+		list<pair<uint32, uint64>> _stats;
+		for (uint32 i = 0; i < map_size ; ++i)
+		{
+			if (CMmer::is_allowed(sorted[i], signature_len))
+				_stats.push_back(make_pair(sorted[i], stats[sorted[i]]));
+		}
+
+		list<pair<uint32, uint64>> group;
+		uint32 bin_no = 0;
+		//counting sum
+		double sum = 0.0;
+		for (auto &i : _stats)
+		{
+			i.second += 1000;
+			sum += i.second;
+		}
+
+		double mean = sum / MAX_BINS;
+		double max_bin_size = 1.1 * mean;
+		uint32 n = MAX_BINS - 1; //one is needed for disabled signatures
+		uint32 max_bins = MAX_BINS - 1;
+		while (_stats.size() > n)
+		{
+			pair<uint32, uint64>& max = _stats.front();
+
+			if (max.second > mean)
+			{
+				signature_map[max.first] = bin_no++;				
+				sum -= max.second;
+				mean = sum / (max_bins - bin_no);
+				max_bin_size = 1.1 * mean;
+
+				_stats.pop_front();
+				--n;
+			}
+			else
+			{
+				//heuristic
+				group.clear();
+				double tmp_sum = 0.0;
+				uint32 in_current = 0;
+				for (auto it = _stats.begin(); it != _stats.end();)
+				{
+					if (tmp_sum + it->second < max_bin_size)
+					{
+						tmp_sum += it->second;
+						group.push_back(*it);
+						it = _stats.erase(it);
+						++in_current;
+					}
+					else
+						++it;
+				}
+
+				for (auto i = group.begin(); i != group.end(); ++i)
+				{
+					signature_map[i->first] = bin_no;
+				}
+				--n;
+				++bin_no;
+
+				sum -= tmp_sum;
+				mean = sum / (max_bins - bin_no);
+				max_bin_size = 1.1 * mean;
+			}
+		}
+		if (_stats.size() > 0)
+		{
+			for (auto i = _stats.begin(); i != _stats.end(); ++i)
+			{
+				signature_map[i->first] = bin_no++;
+				cout << "rest bin: " << i->second << "\n";
+			}
+		}
+		signature_map[special_signature] = bin_no;
+		pmm_stats->free(sorted);
+
+#ifdef DEVELOP_MODE
+		map_log(signature_len, map_size, signature_map);
+#endif
+
+	}
+	CSignatureMapper(CMemoryPool* _pmm_stats, uint32 _signature_len)
+	{
+		pmm_stats = _pmm_stats;
+		signature_len = _signature_len;
+		special_signature = 1 << 2 * signature_len;
+		map_size = (1 << 2 * signature_len) + 1;
+		signature_map = new int32[map_size];		
+		fill_n(signature_map, map_size, -1);
+	}
+	inline int32 get_bin_id(uint32 signature)
+	{
+		return signature_map[signature];
+	}
+	inline void next_bin_id(int32& _cur_id)
+	{
+		++_cur_id;
+	}
+	inline int bin_no_skip(int32 cur)
+	{
+		return 1;
+	}
+
+	inline int32 get_max_bin_no()
+	{
+		return signature_map[special_signature];
+	}
+
+	~CSignatureMapper()
+	{
+		delete [] signature_map;
+	}
+
+};
+
+#endif 
\ No newline at end of file
diff --git a/kmer_counter/splitter.h b/kmer_counter/splitter.h
new file mode 100755
index 0000000..4ba332a
--- /dev/null
+++ b/kmer_counter/splitter.h
@@ -0,0 +1,941 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+  
+  Authors: Sebastian Deorowicz, Agnieszka Debudaj-Grabysz, Marek Kokot
+  
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _SPLITTER_H
+#define _SPLITTER_H
+
+#include "defs.h"
+#include "kmer.h"
+#include "kb_storer.h"
+#include "kb_collector.h"
+#include "kb_reader.h"
+#include "kb_sorter.h"
+#include "kb_completer.h"
+#include "queues.h"
+#include "s_mapper.h"
+#include "mmer.h"
+#include <stdio.h>
+#include <iostream>
+#include <vector>
+using namespace std;
+
+
+//************************************************************************************************************
+//************************************************************************************************************
+template <bool QUAKE_MODE> class CSplitter_Impl;
+
+//************************************************************************************************************
+// CSplitter class - splits kmers into bins according to their prefix
+//************************************************************************************************************
+template <bool QUAKE_MODE> class CSplitter {
+	CMemoryMonitor *mm;
+
+	//CExKmer ex_kmer;
+	uchar *part;
+	uint64 part_size, part_pos;
+	CKmerBinCollector **bins;
+	CBinPartQueue *bin_part_queue;
+	CBinDesc *bd;
+	CMemoryPool *pmm_reads;
+	int64 mem_part_pmm_bins;
+	int64 mem_part_pmm_reads;
+
+	char codes[256];
+	bool use_quake;
+	input_type file_type;
+	int lowest_quality;
+	bool both_strands;
+
+	uint32 kmer_len;
+	//uint32 prefix_len;
+	uint32 signature_len;
+	uint32 n_bins;	
+	uint64 n_reads;//for multifasta its a sequences counter	
+
+	CSignatureMapper* s_mapper;
+
+	inline bool GetSeq(char *seq, uint32 &seq_size);
+	inline bool GetSeq(char *seq, char *quals, uint32 &seq_size);
+
+	
+
+	friend class CSplitter_Impl<QUAKE_MODE>;
+
+public:
+	inline void CalcStats(uchar* _part, uint64 _part_size, uint32* _stats);
+
+	static uint32 MAX_LINE_SIZE;
+
+	CSplitter(CKMCParams &Params, CKMCQueues &Queues); 
+	void InitBins(CKMCParams &Params, CKMCQueues &Queues);
+	~CSplitter();
+
+	bool ProcessReads(uchar *_part, uint64 _part_size);
+	void Complete();
+
+	void GetTotal(uint64 &_n_reads);
+};
+
+template <bool QUAKE_MODE> uint32 CSplitter<QUAKE_MODE>::MAX_LINE_SIZE = 1 << 14;
+
+
+//************************************************************************************************************
+// Implementation of ProcessReads and Complete methods for various types and sizes of kmer class
+//************************************************************************************************************
+template <bool QUAKE_MODE> class CSplitter_Impl {
+public: 
+	static bool ProcessReads(CSplitter<QUAKE_MODE> &ptr, uchar *_part, uint64 _part_size);
+};
+
+template <> class CSplitter_Impl<false> {
+public: 	
+	static bool ProcessReads(CSplitter<false> &ptr, uchar *_part, uint64 _part_size);
+};
+
+template <> class CSplitter_Impl<true> {
+public: 
+	static bool ProcessReads(CSplitter<true> &ptr, uchar *_part, uint64 _part_size);
+};
+
+//----------------------------------------------------------------------------------
+// Return a single record from FASTA/FASTQ data
+template <bool QUAKE_MODE> bool CSplitter<QUAKE_MODE>::GetSeq(char *seq, uint32 &seq_size)
+{
+	uchar c = 0;
+	uint32 pos = 0;
+	
+	if(file_type == fasta)
+	{
+		// Title
+		if(part_pos >= part_size)
+			return false;
+		c = part[part_pos++];
+		if(c != '>')
+			return false;
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Sequence
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+			seq[pos++] = codes[c];
+		}
+		seq_size = pos;
+
+		if(part_pos >= part_size)
+			return true;
+
+		if(part[part_pos++] >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return true;
+	}
+	else if(file_type == fastq)
+	{
+		// Title
+		if(part_pos >= part_size)
+			return false;
+		c = part[part_pos++];
+		if(c != '@')
+			return false;
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Sequence
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+			seq[pos++] = codes[c];
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Plus
+		c = part[part_pos++];
+		if(part_pos >= part_size)
+			return false;
+		if(c != '+')
+			return false;
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Quality
+		part_pos += pos;
+		if(part_pos >= part_size)
+			return false;
+		c = part[part_pos++];
+		seq_size = pos;
+
+		if(part_pos >= part_size)
+			return true;
+
+		if(part[part_pos++] >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return true;
+	}
+	else if(file_type == multiline_fasta)
+	{
+		if(part_pos >= part_size)
+			return false;
+		if(part[part_pos] == '>')//need to ommit header
+		{
+			++n_reads;
+			for(;part_pos < part_size && part[part_pos] != '\n' && part[part_pos] != '\r';++part_pos);//find EOF
+			++part_pos;
+			if(part[part_pos] == '\n' || part[part_pos] == '\r')
+				++part_pos;
+		}
+		for(;part_pos < part_size && pos < mem_part_pmm_reads && part[part_pos] != '>';)
+		{
+			seq[pos++] = codes[part[part_pos++]];
+		}
+		seq_size = pos;
+		if(part_pos < part_size && part[part_pos] != '>')//need to copy last k-1 kmers 
+		{
+			part_pos -= kmer_len - 1;
+		}
+		return true;
+		
+	}
+
+	return (c == '\n' || c == '\r');
+}
+
+//----------------------------------------------------------------------------------
+// Return a single record with quality codes from FASTA/FASTQ data
+template <bool QUAKE_MODE> bool CSplitter<QUAKE_MODE>::GetSeq(char *seq, char *quals, uint32 &seq_size)
+{
+	uchar c;
+	uint32 pos = 0;
+
+	if(file_type == fasta || file_type == multiline_fasta)
+	{
+		return false;		// FASTA file does not store quality values
+	}
+	else
+	{
+		// Title
+		if(part_pos >= part_size)
+			return false;
+		c = part[part_pos++];
+		if(c != '@')
+			return false;
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Sequence
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+			seq[pos++] = codes[c];
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Plus
+		c = part[part_pos++];
+		if(part_pos >= part_size)
+			return false;
+		if(c != '+')
+			return false;
+		for(; part_pos < part_size;)
+		{
+			c = part[part_pos++];
+			if(c < 32)					// newliners
+				break;
+		}
+		if(part_pos >= part_size)
+			return false;
+
+		c = part[part_pos++];
+		if(c >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return false;
+
+		// Quality
+		copy(part+part_pos, part+part_pos+pos, quals);
+
+		part_pos += pos;
+		if(part_pos >= part_size)
+			return false;
+		c = part[part_pos++];
+		seq_size = pos;
+
+		if(part_pos >= part_size)
+			return true;
+
+		if(part[part_pos++] >= 32)
+			part_pos--;
+		else if(part_pos >= part_size)
+			return true;
+	}
+
+	return (c == '\n' || c == '\r');
+}
+
+
+template <bool QUAKE_MODE> void CSplitter<QUAKE_MODE>::CalcStats(uchar* _part, uint64 _part_size, uint32* _stats)
+{
+	part = _part;
+	part_size = _part_size;
+	part_pos = 0;
+
+	char *seq;
+	uint32 seq_size;
+	pmm_reads->reserve(seq);
+
+	uint32 signature_start_pos;
+	CMmer current_signature(signature_len), end_mmer(signature_len);
+
+	uint32 i;
+	uint32 len;//length of extended kmer
+
+	while (GetSeq(seq, seq_size))
+	{
+		i = 0;
+		len = 0;
+		while (i + kmer_len - 1 < seq_size)
+		{
+			bool contains_N = false;
+			//building first signature after 'N' or at the read begining
+			for (uint32 j = 0; j < signature_len; ++j, ++i)
+			if (seq[i] < 0)//'N'
+			{
+				contains_N = true;
+				break;
+			}
+			//signature must be shorter than k-mer so if signature contains 'N', k-mer will contains it also
+			if (contains_N)
+			{
+				++i;
+				continue;
+			}
+			len = signature_len;
+			signature_start_pos = i - signature_len;
+			current_signature.insert(seq + signature_start_pos);
+			end_mmer.set(current_signature);
+			for (; i < seq_size; ++i)
+			{
+				if (seq[i] < 0)//'N'
+				{
+					if (len >= kmer_len)
+						_stats[current_signature.get()] += 1 + len - kmer_len;
+					len = 0;
+					++i;
+					break;
+				}
+				end_mmer.insert(seq[i]);
+				if (end_mmer < current_signature)//signature at the end of current k-mer is lower than current
+				{
+					if (len >= kmer_len)
+					{
+						_stats[current_signature.get()] += 1 + len - kmer_len;
+						len = kmer_len - 1;
+					}
+					current_signature.set(end_mmer);
+					signature_start_pos = i - signature_len + 1;
+				}
+				else if (end_mmer == current_signature)
+				{
+					current_signature.set(end_mmer);
+					signature_start_pos = i - signature_len + 1;
+				}
+				else if (signature_start_pos + kmer_len - 1 < i)//need to find new signature
+				{
+					_stats[current_signature.get()] += 1 + len - kmer_len;
+					len = kmer_len - 1;
+					//looking for new signature
+					++signature_start_pos;
+					//building first signature in current k-mer
+					end_mmer.insert(seq + signature_start_pos);
+					current_signature.set(end_mmer);
+					for (uint32 j = signature_start_pos + signature_len; j <= i; ++j)
+					{
+						end_mmer.insert(seq[j]);
+						if (end_mmer <= current_signature)
+						{
+							current_signature.set(end_mmer);
+							signature_start_pos = j - signature_len + 1;
+						}
+					}
+				}
+				++len;
+			}
+		}
+		if (len >= kmer_len)//last one in read
+			_stats[current_signature.get()] += 1 + len - kmer_len;
+	}
+
+	putchar('*');
+	fflush(stdout);
+
+	pmm_reads->free(seq);
+}
+//----------------------------------------------------------------------------------
+// Assigns queues and monitors
+template <bool QUAKE_MODE> CSplitter<QUAKE_MODE>::CSplitter(CKMCParams &Params, CKMCQueues &Queues)
+{
+	mm             = Queues.mm;
+	file_type       = Params.file_type;
+	use_quake	   = Params.use_quake;
+	lowest_quality = Params.lowest_quality;
+	both_strands   = Params.both_strands;	
+
+	bin_part_queue = Queues.bpq;
+	bd			   = Queues.bd;
+	pmm_reads	   = Queues.pmm_reads;
+	kmer_len		  = Params.kmer_len;
+	signature_len     = Params.signature_len;
+	
+	mem_part_pmm_bins = Params.mem_part_pmm_bins;
+
+	mem_part_pmm_reads = Params.mem_part_pmm_reads;
+
+	s_mapper = Queues.s_mapper;
+
+	part = NULL;
+
+	// Prepare encoding of symbols
+	for(int i = 0; i < 256; ++i)
+		codes[i] = -1;
+	codes['A'] = codes['a'] = 0;
+	codes['C'] = codes['c'] = 1;
+	codes['G'] = codes['g'] = 2;
+	codes['T'] = codes['t'] = 3;
+
+	n_reads = 0;
+	bins = NULL;
+}
+
+
+template <bool QUAKE_MODE> void CSplitter<QUAKE_MODE>::InitBins(CKMCParams &Params, CKMCQueues &Queues)
+{
+	n_bins = Params.n_bins;
+	uint32 buffer_size = Params.bin_part_size;
+	// Create objects for all bin
+	bins = new CKmerBinCollector*[n_bins];
+	for (uint32 i = 0; i < n_bins; ++i)
+	{
+		bins[i] = new CKmerBinCollector(Queues, Params, buffer_size, i);
+		bd->insert(i, NULL, "", 0, 0, 0, 0, buffer_size, kmer_len);
+	}
+}
+//----------------------------------------------------------------------------------
+// Release memory
+template <bool QUAKE_MODE> CSplitter<QUAKE_MODE>::~CSplitter()
+{
+	if (bins)
+	{
+		for (uint32 i = 0; i < n_bins; ++i)
+		if (bins[i])
+			delete bins[i];
+		delete[] bins;
+	}
+}
+
+//----------------------------------------------------------------------------------
+// Finish the processing of input file
+template <bool QUAKE_MODE> void CSplitter<QUAKE_MODE>::Complete()
+{
+	if (bins)
+		for (uint32 i = 0; i < n_bins; ++i)
+			if(bins[i])
+				bins[i]->Flush();
+}
+
+//----------------------------------------------------------------------------------
+// Process the reads from the given FASTQ file part
+template <bool QUAKE_MODE> bool CSplitter<QUAKE_MODE>::ProcessReads(uchar *_part, uint64 _part_size)
+{
+	return CSplitter_Impl<QUAKE_MODE>::ProcessReads(*this, _part, _part_size);
+}
+
+//----------------------------------------------------------------------------------
+// Return the number of reads processed by splitter
+template <bool QUAKE_MODE> void CSplitter<QUAKE_MODE>::GetTotal(uint64 &_n_reads)
+{
+	_n_reads = n_reads;
+}
+
+
+//************************************************************************************************************
+// Implementation of specific splitter methods for various types and sizes of kmers
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+// Process the reads from the given FASTQ file part
+bool CSplitter_Impl<false>::ProcessReads(CSplitter<false> &ptr, uchar *_part, uint64 _part_size)
+{
+	ptr.part      = _part;
+	ptr.part_size = _part_size;
+	ptr.part_pos  = 0;
+
+	char *seq;
+	uint32 seq_size;
+	ptr.pmm_reads->reserve(seq);
+
+	uint32 signature_start_pos;
+	CMmer current_signature(ptr.signature_len), end_mmer(ptr.signature_len);
+	uint32 bin_no;
+	
+	uint32 i;
+	uint32 len;//length of extended kmer
+	
+	while (ptr.GetSeq(seq, seq_size))
+	{
+		if (ptr.file_type != multiline_fasta)
+			ptr.n_reads++;
+		i = 0;
+		len = 0;
+		while (i + ptr.kmer_len - 1 < seq_size)
+		{
+			bool contains_N = false;
+			//building first signature after 'N' or at the read begining
+			for (uint32 j = 0; j < ptr.signature_len; ++j, ++i)
+			if (seq[i] < 0)//'N'
+			{
+				contains_N = true;
+				break;
+			}
+			//signature must be shorter than k-mer so if signature contains 'N', k-mer will contains it also
+			if (contains_N)
+			{
+				++i;
+				continue;
+			}
+			len = ptr.signature_len;
+			signature_start_pos = i - ptr.signature_len;
+			current_signature.insert(seq + signature_start_pos);
+			end_mmer.set(current_signature);
+			for (; i < seq_size; ++i)
+			{
+				if (seq[i] < 0)//'N'
+				{
+					if (len >= ptr.kmer_len)
+					{
+						bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+						ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, len);
+					}
+					len = 0;
+					++i;
+					break;
+				}
+				end_mmer.insert(seq[i]);
+				if (end_mmer < current_signature)//signature at the end of current k-mer is lower than current
+				{
+					if (len >= ptr.kmer_len)
+					{
+						bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+						ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, len);
+						len = ptr.kmer_len - 1;
+					}
+					current_signature.set(end_mmer);
+					signature_start_pos = i - ptr.signature_len + 1;
+				}
+				else if (end_mmer == current_signature)
+				{
+					current_signature.set(end_mmer);
+					signature_start_pos = i - ptr.signature_len + 1;
+				}
+				else if (signature_start_pos + ptr.kmer_len - 1 < i)//need to find new signature
+				{
+					bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+					ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, len);
+					len = ptr.kmer_len - 1;
+					//looking for new signature
+					++signature_start_pos;
+					//building first signature in current k-mer
+					end_mmer.insert(seq + signature_start_pos);
+					current_signature.set(end_mmer);
+					for (uint32 j = signature_start_pos + ptr.signature_len; j <= i; ++j)
+					{
+						end_mmer.insert(seq[j]);
+						if (end_mmer <= current_signature)
+						{
+							current_signature.set(end_mmer);
+							signature_start_pos = j - ptr.signature_len + 1;
+						}
+					}
+				}
+				++len;
+				if (len == ptr.kmer_len + 255) //one byte is used to store counter of additional symbols in extended k-mer
+				{
+					bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+					ptr.bins[bin_no]->PutExtendedKmer(seq + i + 1 - len, len);
+					i -= ptr.kmer_len - 2;
+					len = 0;
+					break;
+				}
+
+			}
+		}
+		if (len >= ptr.kmer_len)//last one in read
+		{
+			bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+			ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, len);
+		}
+	}
+		
+	putchar('*');
+	fflush(stdout);
+
+	ptr.pmm_reads->free(seq);
+
+
+	return true;
+}
+
+//----------------------------------------------------------------------------------
+// Process the reads from the given FASTQ file part
+bool CSplitter_Impl<true>::ProcessReads(CSplitter<true> &ptr, uchar *_part, uint64 _part_size)
+{
+	ptr.part      = _part;
+	ptr.part_size = _part_size;
+	ptr.part_pos  = 0;
+
+	char *seq; 
+	char *quals;
+
+	ptr.pmm_reads->reserve(seq);
+	ptr.pmm_reads->reserve(quals);
+
+
+	uint32 seq_size;
+
+	uint32 signature_start_pos;
+	CMmer current_signature(ptr.signature_len), end_mmer(ptr.signature_len);
+	uint32 bin_no;
+
+	uint32 i;
+	uint32 len;//length of extended kmer
+
+
+
+	while (ptr.GetSeq(seq, quals, seq_size))
+	{
+		if (ptr.file_type != multiline_fasta)
+			ptr.n_reads++;
+		i = 0;
+		len = 0;
+		while (i + ptr.kmer_len - 1 < seq_size)
+		{
+			bool contains_N = false;
+			//building first signature after 'N' or at the read begining
+			for (uint32 j = 0; j < ptr.signature_len; ++j, ++i)
+			if (seq[i] < 0)//'N'
+			{
+				contains_N = true;
+				break;
+			}
+			//signature must be shorter than k-mer so if signature contains 'N', k-mer will contains it also
+			if (contains_N)
+			{
+				++i;
+				continue;
+			}
+			len = ptr.signature_len;
+			signature_start_pos = i - ptr.signature_len;
+			current_signature.insert(seq + signature_start_pos);
+			end_mmer.set(current_signature);
+			for (; i < seq_size; ++i)
+			{
+				if (seq[i] < 0)//'N'
+				{
+					if (len >= ptr.kmer_len)
+					{
+						bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+						ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, quals + i - len, len);
+					}
+					len = 0;
+					++i;
+					break;
+				}
+				end_mmer.insert(seq[i]);
+				if (end_mmer < current_signature)//signature at the end of current k-mer is lower than current
+				{
+					if (len >= ptr.kmer_len)
+					{
+						bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+						ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, quals + i - len, len);
+						len = ptr.kmer_len - 1;
+					}
+					current_signature.set(end_mmer);
+					signature_start_pos = i - ptr.signature_len + 1;
+				}
+				else if (end_mmer == current_signature)
+				{
+					current_signature.set(end_mmer);
+					signature_start_pos = i - ptr.signature_len + 1;
+				}
+				else if (signature_start_pos + ptr.kmer_len - 1 < i)//need to find new signature
+				{
+					bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+					ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, quals + i - len, len);
+					len = ptr.kmer_len - 1;
+					//looking for new signature
+					++signature_start_pos;
+					//building first signature in current k-mer
+					end_mmer.insert(seq + signature_start_pos);
+					current_signature.set(end_mmer);
+					for (uint32 j = signature_start_pos + ptr.signature_len; j <= i; ++j)
+					{
+						end_mmer.insert(seq[j]);
+						if (end_mmer <= current_signature)
+						{
+							current_signature.set(end_mmer);
+							signature_start_pos = j - ptr.signature_len + 1;
+						}
+					}
+				}
+				++len;
+				if (len == ptr.kmer_len + 255) //one byte is used to store counter of additional symbols in extended k-mer
+				{
+					bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+					ptr.bins[bin_no]->PutExtendedKmer(seq + i + 1 - len, quals + i + 1 - len, len);
+					i -= ptr.kmer_len - 2;
+					len = 0;
+					break;
+				}
+			}
+		}
+		if (len >= ptr.kmer_len)//last one in read
+		{
+			bin_no = ptr.s_mapper->get_bin_id(current_signature.get());
+			ptr.bins[bin_no]->PutExtendedKmer(seq + i - len, quals + i - len, len);
+		}
+	}
+
+
+	putchar('*');
+	fflush(stdout);
+
+	
+	ptr.pmm_reads->free(seq);
+	ptr.pmm_reads->free(quals);	
+
+	return true;
+}
+
+//************************************************************************************************************
+// CWSplitter class - wrapper for multithreading purposes
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+template <bool QUAKE_MODE> class CWSplitter {
+	CPartQueue *pq;
+	CBinPartQueue *bpq;
+	CMemoryPool *pmm_fastq;
+
+	CSplitter<QUAKE_MODE> *spl;
+	uint64 n_reads;
+
+public:
+	CWSplitter(CKMCParams &Params, CKMCQueues &Queues);
+	~CWSplitter();
+
+	void operator()();
+	void GetTotal(uint64 &_n_reads);
+};
+
+//----------------------------------------------------------------------------------
+// Constructor
+template <bool QUAKE_MODE> CWSplitter<QUAKE_MODE>::CWSplitter(CKMCParams &Params, CKMCQueues &Queues)
+{
+	pq		  = Queues.part_queue;
+	bpq		  = Queues.bpq;
+	pmm_fastq = Queues.pmm_fastq;
+	spl = new CSplitter<QUAKE_MODE>(Params, Queues);
+	spl->InitBins(Params, Queues);
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+template <bool QUAKE_MODE> CWSplitter<QUAKE_MODE>::~CWSplitter()
+{
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+template <bool QUAKE_MODE> void CWSplitter<QUAKE_MODE>::operator()()
+{
+	// Splitting parts
+	while(!pq->completed())
+	{
+		uchar *part;
+		uint64 size;
+		if(pq->pop(part, size))
+		{
+			spl->ProcessReads(part, size);
+			pmm_fastq->free(part);
+		}
+	}
+	spl->Complete();
+	bpq->mark_completed();
+
+	spl->GetTotal(n_reads);
+
+	delete spl;
+	spl = NULL;
+}
+
+//----------------------------------------------------------------------------------
+// Return statistics
+template <bool QUAKE_MODE> void CWSplitter<QUAKE_MODE>::GetTotal(uint64 &_n_reads)
+{
+	if(spl)
+		spl->GetTotal(n_reads);
+
+	_n_reads = n_reads;
+}
+
+
+
+//************************************************************************************************************
+// CWStatsSplitter class - wrapper for multithreading purposes
+//************************************************************************************************************
+
+//----------------------------------------------------------------------------------
+template <bool QUAKE_MODE> class CWStatsSplitter {
+	CStatsPartQueue *spq;
+	CMemoryPool *pmm_fastq, *pmm_stats;
+	uint32 *stats;
+	CSplitter<QUAKE_MODE> *spl;
+	uint32 signature_len;
+
+public:
+	CWStatsSplitter(CKMCParams &Params, CKMCQueues &Queues);
+	~CWStatsSplitter();
+
+	void operator()();
+	void GetStats(uint32* _stats);
+};
+
+//----------------------------------------------------------------------------------
+// Constructor
+template <bool QUAKE_MODE> CWStatsSplitter<QUAKE_MODE>::CWStatsSplitter(CKMCParams &Params, CKMCQueues &Queues)
+{
+	spq = Queues.stats_part_queue;
+	pmm_fastq = Queues.pmm_fastq;
+	pmm_stats = Queues.pmm_stats;
+	spl = new CSplitter<QUAKE_MODE>(Params, Queues);
+	
+	signature_len = Params.signature_len;
+	pmm_stats->reserve(stats);
+	fill_n(stats, (1 << signature_len * 2) + 1, 0);
+}
+
+//----------------------------------------------------------------------------------
+// Destructor
+template <bool QUAKE_MODE> CWStatsSplitter<QUAKE_MODE>::~CWStatsSplitter()
+{
+	pmm_stats->free(stats);
+}
+
+//----------------------------------------------------------------------------------
+// Execution
+template <bool QUAKE_MODE> void CWStatsSplitter<QUAKE_MODE>::operator()()
+{
+	// Splitting parts
+	while (!spq->completed())
+	{
+		uchar *part;
+		uint64 size;
+		if (spq->pop(part, size))
+		{
+			spl->CalcStats(part, size, stats);
+			pmm_fastq->free(part);
+		}
+	}
+
+	delete spl;
+	spl = NULL;
+}
+
+//----------------------------------------------------------------------------------
+template <bool QUAKE_MODE> void CWStatsSplitter<QUAKE_MODE>::GetStats(uint32* _stats)
+{
+	uint32 size = (1 << signature_len * 2) + 1;
+	for (uint32 i = 0; i < size; ++i)
+		_stats[i] += stats[i];
+}
+
+
+#endif
+
+// ***** EOF
diff --git a/kmer_counter/stdafx.cpp b/kmer_counter/stdafx.cpp
new file mode 100755
index 0000000..0d61b81
--- /dev/null
+++ b/kmer_counter/stdafx.cpp
@@ -0,0 +1,8 @@
+// stdafx.cpp : source file that includes just the standard includes
+// kmer_counter.pch will be the pre-compiled header
+// stdafx.obj will contain the pre-compiled type information
+
+#include "stdafx.h"
+
+// TODO: reference any additional headers you need in STDAFX.H
+// and not in this file
diff --git a/kmer_counter/stdafx.h b/kmer_counter/stdafx.h
new file mode 100755
index 0000000..c4769f1
--- /dev/null
+++ b/kmer_counter/stdafx.h
@@ -0,0 +1,28 @@
+#ifdef WIN32
+
+// stdafx.h : include file for standard system include files,
+// or project specific include files that are used frequently, but
+// are changed infrequently
+//
+
+#pragma once
+
+#include "targetver.h"
+
+#include <stdio.h>
+#include <tchar.h>
+#include <boost/thread.hpp>
+
+
+
+// TODO: reference additional headers your program requires here
+
+#else
+
+#include <stdio.h>
+#include <ext/algorithm>
+#include <iostream>
+using namespace std;
+using __gnu_cxx::copy_n;
+
+#endif
\ No newline at end of file
diff --git a/kmer_counter/targetver.h b/kmer_counter/targetver.h
new file mode 100755
index 0000000..90e767b
--- /dev/null
+++ b/kmer_counter/targetver.h
@@ -0,0 +1,8 @@
+#pragma once
+
+// Including SDKDDKVer.h defines the highest available Windows platform.
+
+// If you wish to build your application for a previous Windows platform, include WinSDKVer.h and
+// set the _WIN32_WINNT macro to the platform you wish to support before including SDKDDKVer.h.
+
+#include <SDKDDKVer.h>
diff --git a/kmer_counter/timer.cpp b/kmer_counter/timer.cpp
new file mode 100755
index 0000000..4667cb5
--- /dev/null
+++ b/kmer_counter/timer.cpp
@@ -0,0 +1,62 @@
+#include "stdafx.h"
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  The source codes are based on codes written by Dennis and published:
+    http://allmybrain.com/2008/06/10/timing-cc-code-on-linux/
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifdef WIN32
+#include <windows.h>
+#endif
+
+#include <cstdio> // NULL
+#include "timer.h"
+
+
+#ifdef WIN32
+double CStopWatch::LIToSecs( LARGE_INTEGER & L) {
+	return ((double)L.QuadPart /(double)frequency.QuadPart);
+}
+
+CStopWatch::CStopWatch(){
+	timer.start.QuadPart=0;
+	timer.stop.QuadPart=0;	
+	QueryPerformanceFrequency( &frequency );
+}
+
+void CStopWatch::startTimer( ) {
+    QueryPerformanceCounter(&timer.start);
+}
+
+void CStopWatch::stopTimer( ) {
+    QueryPerformanceCounter(&timer.stop);
+}
+
+
+double CStopWatch::getElapsedTime() {
+	LARGE_INTEGER time;
+	time.QuadPart = timer.stop.QuadPart - timer.start.QuadPart;
+    return LIToSecs( time) ;
+}
+#else
+
+void CStopWatch::startTimer( ) {
+	gettimeofday(&(timer.start),NULL);
+}
+
+void CStopWatch::stopTimer( ) {
+	gettimeofday(&(timer.stop),NULL);
+}
+
+double CStopWatch::getElapsedTime() {	
+	timeval res;
+	timersub(&(timer.stop),&(timer.start),&res);
+	return res.tv_sec + res.tv_usec/1000000.0; // 10^6 uSec per second
+}
+
+#endif
\ No newline at end of file
diff --git a/kmer_counter/timer.h b/kmer_counter/timer.h
new file mode 100755
index 0000000..10b38d0
--- /dev/null
+++ b/kmer_counter/timer.h
@@ -0,0 +1,58 @@
+/*
+  This file is a part of KMC software distributed under GNU GPL 3 licence.
+  The homepage of the KMC project is http://sun.aei.polsl.pl/kmc
+
+  The source codes are based on codes written by Dennis and published:
+    http://allmybrain.com/2008/06/10/timing-cc-code-on-linux/
+
+  Version: 2.0
+  Date   : 2014-07-04
+*/
+
+#ifndef _TIMER_H
+#define _TIMER_H
+
+#ifdef WIN32
+#include <windows.h>
+
+typedef struct {
+    LARGE_INTEGER start;
+    LARGE_INTEGER stop;
+} stopWatch;
+
+class CStopWatch {
+
+private:
+	stopWatch timer;
+	LARGE_INTEGER frequency;
+	double LIToSecs( LARGE_INTEGER & L);
+public:
+	CStopWatch();
+	void startTimer( );
+	void stopTimer( );
+	double getElapsedTime();
+};
+
+#else
+#include <sys/time.h>
+
+typedef struct {
+	timeval start;
+	timeval stop;
+} stopWatch;
+
+class CStopWatch {
+
+private:
+	stopWatch timer;
+public:
+	CStopWatch() {};
+	void startTimer( );
+	void stopTimer( );
+	double getElapsedTime();
+};
+
+#endif
+
+#endif
+// ***** EOF
diff --git a/makefile b/makefile
new file mode 100755
index 0000000..ec617aa
--- /dev/null
+++ b/makefile
@@ -0,0 +1,32 @@
+all: kmc
+	
+BOOST_LIB = /boost/boost_1_55_0/stage/lib
+BOOST_H = /boost/boost_1_55_0
+
+KMC_BIN_DIR = bin
+KMC_MAIN_DIR = kmer_counter
+KMC_API_DIR = kmc_api
+KMC_DUMP_DIR = kmc_dump
+
+CC 	= g++
+CFLAGS	= -Wall -O3 -m64 -static -fopenmp -std=c++11 -I $(BOOST_H)
+CLINK	= -lm -static -fopenmp -O3 -std=c++11 
+
+.cpp.o:
+	$(CC) $(CFLAGS) -c $< -o $@
+
+kmc: $(KMC_MAIN_DIR)/kmer_counter.o $(KMC_MAIN_DIR)/mmer.o $(KMC_MAIN_DIR)/mem_disk_file.o  $(KMC_MAIN_DIR)/rev_byte.o $(KMC_MAIN_DIR)/fastq_reader.o $(KMC_MAIN_DIR)/timer.o $(KMC_MAIN_DIR)/radix.o $(KMC_MAIN_DIR)/kb_completer.o $(KMC_MAIN_DIR)/kb_storer.o $(KMC_MAIN_DIR)/kmer.o
+	-mkdir -p $(KMC_BIN_DIR)
+	$(CC) $(CLINK) -o $(KMC_BIN_DIR)/$@ $(KMC_MAIN_DIR)/kmer_counter.o $(KMC_MAIN_DIR)/mem_disk_file.o $(KMC_MAIN_DIR)/rev_byte.o $(KMC_MAIN_DIR)/mmer.o $(KMC_MAIN_DIR)/fastq_reader.o $(KMC_MAIN_DIR)/timer.o $(KMC_MAIN_DIR)/radix.o $(KMC_MAIN_DIR)/kb_completer.o $(KMC_MAIN_DIR)/kb_storer.o $(KMC_MAIN_DIR)/kmer.o $(KMC_MAIN_DIR)/libs/alibelf64.a $(KMC_MAIN_DIR)/libs/libz.a $(KMC_MAIN_DIR)/libs/libbz2.a $(BOOST_LIB)/libboost_thread.a $(BOOST_LIB)/libboost_filesystem.a $(BOOST_LIB)/libboost_system.a
+
+kmc_dump: $(KMC_DUMP_DIR)/nc_utils.o $(KMC_API_DIR)/mmer.o $(KMC_DUMP_DIR)/kmc_dump.o $(KMC_API_DIR)/kmc_file.o $(KMC_API_DIR)/kmer_api.o
+	-mkdir -p $(KMC_BIN_DIR)
+	$(CC) $(CLINK) -o $(KMC_BIN_DIR)/$@ $(KMC_DUMP_DIR)/nc_utils.o $(KMC_API_DIR)/mmer.o $(KMC_DUMP_DIR)/kmc_dump.o $(KMC_API_DIR)/kmc_file.o $(KMC_API_DIR)/kmer_api.o
+
+clean:
+	-rm $(KMC_MAIN_DIR)/*.o
+	-rm $(KMC_API_DIR)/*.o
+	-rm $(KMC_DUMP_DIR)/*.o
+	-rm -rf bin
+
+all: kmc kmc_dump

-- 
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