diff --git a/.gitignore b/.gitignore
index e318427..29bf5b9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,3 +34,7 @@
 
 # Vim temp
 *.swp
+
+CMakeLists.txt
+.idea/
+**/cmake-build-debug/*
diff --git a/Makefile b/Makefile
index 54405ef..8605c7b 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: gtertysh <marvin@42.fr>                    +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2016/12/14 16:54:48 by gtertysh          #+#    #+#              #
-#    Updated: 2016/12/14 18:41:33 by gtertysh         ###   ########.fr        #
+#    Updated: 2016/12/15 22:08:42 by ykolomie         ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -43,12 +43,14 @@ LIBFOLDER = ./libft/
 
 FLAGS = -Werror -Wextra -Wall
 
+STACK = -Wl,-stack_size -Wl,0x10000000000
+
 CC = clang
 
 all: $(NAME)
 
 $(NAME): $(OBJ) $(LIBFOLDER)$(LIB)
-	$(CC) $(FLAGS) $(OBJ) $(LIBFLAGS) -o $(NAME)
+	$(CC) $(FLAGS) $(STACK) $(OBJ) $(LIBFLAGS) -o $(NAME)
 
 $(OBJDIR)%.o : $(SRCDIR)%.c
 	$(CC) $(FLAGS) $(INC) -c $< -o $@  
diff --git a/src/fillit.c b/src/fillit.c
index ca680c3..01a3ca2 100644
--- a/src/fillit.c
+++ b/src/fillit.c
@@ -1,4 +1,4 @@
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 unsigned int	ft_sqrt_ceil(unsigned int num)
 {
@@ -26,7 +26,7 @@ void	 convert_tetramino(char *s, t_map *map, int index)
 	int				y;
 	int				sharp_count;
 
-	map->figure[index]->offset_y = 0;
+	map->figure[index].offset_y = 0;
 	sharp_count = 0;
 	i = 0;
 	y = 1;
@@ -41,10 +41,10 @@ void	 convert_tetramino(char *s, t_map *map, int index)
 
 		}
 		temp = temp << 12;
-		map->figure[index]->line[y - 1] = temp;
+		map->figure[index].line[y - 1] = temp;
 		y++;
 	}
-	map->figure[index]->height = y - 1;
+	map->figure[index].height = y - 1;
 }
 
 void	map_initialization(char **tetramino_table, t_map *map)
@@ -58,6 +58,7 @@ void	map_initialization(char **tetramino_table, t_map *map)
 	map->size = ft_sqrt_ceil(i * 4);
 	map->mask = 1;
 	map->mask <<= 16 - map->size;
+    map->ok = 0;
 	clear_map(map);
 }
 
@@ -111,32 +112,60 @@ int		can_insert(t_map *map, int index)
 	}
 	return (1);
 }
+
 int		shift_tetramino(t_map *map, int index)
 {
-	int left_shift;
-	int i;
-	int k;
+	int right_shift;
+	unsigned int i;
+	unsigned int k;
 	t_tetrominoes *temp;
 
 	temp = &map->figure[index];
 	i = temp->offset_y;
 	k = i + temp->height;
-	left_shift = 1;
+	right_shift = 1;
 	while (i < k)
 		if (temp->line[i++] & map->mask)
-			left_shift = 0;
+			right_shift = 0;
 	i = temp->offset_y;
-	if (left_shift)
+	if (right_shift && ++(temp->offset_x))
 		while (i < k)
 			temp->line[i++] >>= 1;
-	else if (k < map->size)
-		while(k-- > i)
-		{
-			while (!(temp->line[k] & 0x8000))
-				temp->line[k] <<= 1;
-			temp->line[k + 1] = temp->line[k];
-		}
+	else if (k < map->size && ++(temp->offset_y)) {
+        while (k-- > i) {
+            temp->line[k] <<= temp->offset_x;
+            temp->line[k + 1] = temp->line[k];
+        }
+        temp->offset_x = 0;
+    }
 	else
 		return (0);
 	return (1);
-}	
+}
+
+
+t_map algorithm(t_map map, unsigned int index)
+{
+    int ins = 0;
+    t_map copy;
+
+    if (index == map.figure_amount) {
+        map.ok = 1;
+        return map;
+    }
+    while (!(ins = can_insert(&map, index)))
+        if (!shift_tetramino(&map, index))
+            break;
+    if (ins)
+    {
+        copy = map;
+        insert_tetramino(&map, index);
+        map = algorithm(map, index + 1);
+        if (!map.ok)
+        {
+            shift_tetramino(&copy, index);
+            map = algorithm(copy, index);
+        }
+    }
+    return map;
+}
\ No newline at end of file
diff --git a/src/glue_figure.c b/src/glue_figure.c
index f3719ad..2cf8bdc 100644
--- a/src/glue_figure.c
+++ b/src/glue_figure.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // This function creates string table in which one line represent one figure
 // by "glueing" evry 4 strings from table
diff --git a/src/main.c b/src/main.c
index e9610f4..7f21301 100644
--- a/src/main.c
+++ b/src/main.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // bad global variable
 t_tetrominoes_templates	templates[19] = 
@@ -113,42 +113,40 @@ t_tetrominoes_templates	templates[19] =
 
 int		main(int argc, char **argv)
 {
-	char	*string;
-	char	**table;
-	char	**ttr;
-	int		i;
-	
+	char	        *string;
+	char	        **table;
+	char	        **ttr;
+	int		        i;
+    t_map           map;
+    t_map           copy;
+    unsigned int    size_map;
+
 	i = 0;
 	if (argc != 2)
 	{
 		ft_putstr("error\n");
 		return (1);
 	}
-	string = read_file(argv[1]);
 	if (!(string = read_file(argv[1])))
 	{
 		ft_putstr("error\n");
 		return (1);
 	}
-	printf("string:\n\n\n%s\n", string);
 
 	table = to_table(&string);
-	printf("print_table:\n\n\n");
-	print_table(table);
-	
 	ttr = glue_figure(table);
-	printf("glued figures:\n\n\n");
-	print_one_string(ttr);
-	
 	move_up_left(ttr);
-	printf("move to up left:\n\n\n");
-	print_one_string(ttr);
-	
-	printf("test check:\n\n");
-	test_check(ttr, templates);
-	
-	to_letters(ttr);
-	printf("to latters:\n\n");
 	print_one_string(ttr);
+
+    map_initialization(ttr, &map);
+    size_map = map.size;
+    copy = map;
+    while (!map.ok)
+    {
+        map = copy;
+        map.size = size_map++;
+        map = algorithm(map, 0);
+    }
+
 	return (0);
 }
diff --git a/src/move_up_left.c b/src/move_up_left.c
index 3fa1129..7f6b5e3 100644
--- a/src/move_up_left.c
+++ b/src/move_up_left.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // Moves figures to top left corner.
 // table contains strings each represent one figure
diff --git a/src/read_file.c b/src/read_file.c
index 6dfb512..baacc41 100644
--- a/src/read_file.c
+++ b/src/read_file.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // read from file. Returns string.
 char	*read_file(char *path)
@@ -32,7 +32,7 @@ char	*read_file(char *path)
 	string = ft_memalloc(sizeof(char) * BUF_S);
 	while ((readed = read(fd, buf, BUF_S)))
 	{
-		buf[BUF_S] = '\0';
+		buf[readed] = '\0';
 		old_size = ft_strlen(string);
 		string = ft_realloc(string, old_size + readed, old_size);
 		ft_strcat(string, buf);
diff --git a/src/string_to_table.c b/src/string_to_table.c
index 0ec55df..3cbc19f 100644
--- a/src/string_to_table.c
+++ b/src/string_to_table.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // Split string to table by newline character. 
 // Each string contain one line of the file
diff --git a/src/test!_check.c b/src/test!_check.c
index 373200e..c339854 100644
--- a/src/test!_check.c
+++ b/src/test!_check.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // Test func. Compare figures from file
 // with templates
diff --git a/src/test!_print_one_string.c b/src/test!_print_one_string.c
index d7baab5..9ec7c9f 100644
--- a/src/test!_print_one_string.c
+++ b/src/test!_print_one_string.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // Test func. Print table but one string contain whole figure.
 void	print_one_string(char **glued)
diff --git a/src/test!_print_table.c b/src/test!_print_table.c
index 624c77d..475b8e2 100644
--- a/src/test!_print_table.c
+++ b/src/test!_print_table.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // Test func. Print string table, 
 // each line - line of tetromino figure.
diff --git a/src/to_letters.c b/src/to_letters.c
index 0789572..76a187d 100644
--- a/src/to_letters.c
+++ b/src/to_letters.c
@@ -10,7 +10,7 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "fillit.h"
+#include "../inc/fillit.h"
 
 // convert "#" symbols to letters
 // rewrite for new method with structures
diff --git a/tests/sample.fillit b/tests/sample.fillit
index ffe4faf..84e79f4 100644
--- a/tests/sample.fillit
+++ b/tests/sample.fillit
@@ -18,27 +18,4 @@
 .##.
 ....
 
-....
-..#.
-.##.
-.#..
 
-....
-....
-.##.
-##..
-
-....
-....
-..##
-.##.
-
-....
-...#
-...#
-..##
-
-....
-....
-...#
-.###
\ No newline at end of file
diff --git a/tests/sample1.fillit b/tests/sample1.fillit
new file mode 100644
index 0000000..5b65dda
--- /dev/null
+++ b/tests/sample1.fillit
@@ -0,0 +1,19 @@
+####
+....
+....
+....
+
+....
+##..
+.#..
+.#..
+
+..#.
+###.
+....
+....
+
+....
+##..
+##..
+....