diff --git a/.add_to_list.c.swp b/.add_to_list.c.swp
new file mode 100644
index 0000000..f0261a8
Binary files /dev/null and b/.add_to_list.c.swp differ
diff --git a/a.out b/a.out
new file mode 100755
index 0000000..a9a06a7
Binary files /dev/null and b/a.out differ
diff --git a/add_to_list.c b/add_to_list.c
index 371646a..8eb040b 100644
--- a/add_to_list.c
+++ b/add_to_list.c
@@ -6,34 +6,63 @@
 /*   By: hulamy <marvin@42.fr>                      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/04/14 15:20:53 by hulamy            #+#    #+#             */
-/*   Updated: 2019/04/15 00:24:25 by hulamy           ###   ########.fr       */
+/*   Updated: 2019/04/15 13:41:06 by hulamy           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "fillit.h"
 #include <stdio.h>
 
-
-void	find_start_and_end(char **square, int *x1, int *x2, int *y1, int *y2)
+int		start_line(char **square)
 {
 	int i;
+	int x;
 
 	i = 4;
-	while (*x1 < 4 && i == 4 && !(i = 0) && square[++(*x1)][0] != '#')
-		while (i < 4 && square[*x1][i] != '#')
+	x = -1;
+	while (x < 4 && i == 4 && !(i = 0) && square[++x][0] != '#')
+		while (i < 4 && square[x][i] != '#')
 			i++;
+	return (x);
+}
+
+int		start_column(char **square)
+{
+	int i;
+	int x;
+
 	i = 4;
-	while (*y1 < 4 && i == 4 && !(i = 0) && square[0][++(*y1)] != '#')
-		while (i < 4 && square[i][*y1] != '#')
+	x = -1;
+	while (x < 4 && i == 4 && !(i = 0) && square[0][++x] != '#')
+		while (i < 4 && square[i][x] != '#')
 			i++;
+	return (x);
+}
+
+int		end_line(char **square)
+{
+	int i;
+	int x;
+
 	i = -1;
-	while (*x2 >= 0 && i == -1 && (i = 3) && square[--(*x2)][3] != '#')
-		while (i >= 0 && square[*x2][i] != '#')
+	x = 4;
+	while (x >= 0 && i == -1 && (i = 3) && square[--x][3] != '#')
+		while (i >= 0 && square[x][i] != '#')
 			i--;
+	return (x);
+}
+
+int		end_column(char **square)
+{
+	int i;
+	int x;
+
 	i = -1;
-	while (*y2 >= 0 && i == -1 && (i = 3) && square[3][--(*y2)] != '#')
-		while (i >= 0 && square[i][*y2] != '#')
-			i--;
+	x = 4;
+	while (x < 4 && i == 4 && !(i = 0) && square[++x][0] != '#')
+		while (i < 4 && square[x][i] != '#')
+			i++;
+	return (x);
 }
 
 char	**fill_tetraminos(char **square, int x1, int y1, int x2, int y2)
@@ -63,39 +92,73 @@ char	**fill_tetraminos(char **square, int x1, int y1, int x2, int y2)
 	return (result);
 }
 
-int		add_to_list(char **square)
+void	find_start_and_end(char **square, int **x)
 {
-	t_fillist	*list;
+	int i;
+
+	x[0][0] = -1;	// x1
+	x[0][1] = -1;	// y1
+	x[0][2] = 4;	// x2
+	x[0][3] = 4;	// y2
+	i = 4;
+	while (x[0][0] < 4 && i == 4 && !(i = 0) && square[++(x[0][0])][0] != '#')
+		while (i < 4 && square[*(x[0])][i] != '#')
+			i++;
+	i = 4;
+	while (x[0][1] < 4 && i == 4 && !(i = 0) && square[0][++(x[0][1])] != '#')
+		while (i < 4 && square[i][x[0][1]] != '#')
+			i++;
+	i = -1;
+	while (x[0][2] >= 0 && i == -1 && (i = 3) && square[--(x[0][2])][3] != '#')
+		while (i >= 0 && square[x[0][2]][i] != '#')
+			i--;
+	i = -1;
+	while (x[0][3] >= 0 && i == -1 && (i = 3) && square[3][--(x[0][3])] != '#')
+		while (i >= 0 && square[i][x[0][3]] != '#')
+			i--;
+}
+
+int		add_to_list(char **square, t_fillist *list)
+{
+	int	*tab;
 	int	x1;
 	int	x2;
 	int	y1;
 	int	y2;
 
-	x1 = -1;
-	y1 = -1;
-	x2 = 4;
-	y2 = 4;
-	if (!(list = (t_fillist*)malloc(sizeof(*list))))
-		return (0);
-	find_start_and_end(square, &x1, &x2, &y1, &y2);
+	tab = (int*)malloc(sizeof(int) * 4);
+	find_start_and_end(square, &tab);
+	x1 = tab[0];
+	y1 = tab[1];
+	x2 = tab[2];
+	y2 = tab[3];
+	printf("%d %d %d %d\n", x1, y1, x2, y2);
+
+//	x1 = start_line(square);
+//	y1 = start_column(square);
+//	x2 = end_line(square);
+//	y2 = end_column(square);
 	list->size[0] = y2 - y1 + 1;
 	list->size[1] = x2 - x1 + 1;
 	list->area = list->size[0] * list->size[1];
 	list->tetraminos = fill_tetraminos(square, x1, y1, x2, y2);
-
-//	int	i;															// pour imprimer
-//	i = -1;															//
-//	while (++i < list->size[1])										//
-//		printf("%s\n", list->tetraminos[i]);						//
-
 	return (0);
 }
 
-//	int		main(int ac, char **av)
-// 	{
-// 		if (ac == 5)
-// 		{
-// 			add_to_list(++av);
-// 		}
-// 		return (0);
-// 	}
+int		main(int ac, char **av)
+{
+	static t_fillist	*list;
+	int					i;
+
+	i = -1;
+	if (!(list = (t_fillist*)malloc(sizeof(*list))))
+		return (0);
+	if (ac > 4)
+	{
+		add_to_list(++av, list);
+		while (++i < list->size[1])
+			printf("%s\n", list->tetraminos[i]);
+	}
+
+	return (0);
+}
diff --git a/fillit.h b/fillit.h
index e674e97..78e28c6 100644
--- a/fillit.h
+++ b/fillit.h
@@ -6,7 +6,7 @@
 /*   By: vmanzoni <vmanzoni@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/03/01 13:34:46 by vmanzoni          #+#    #+#             */
-/*   Updated: 2019/04/15 00:26:08 by hulamy           ###   ########.fr       */
+/*   Updated: 2019/04/15 10:43:51 by hulamy           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -37,7 +37,6 @@ void	print_error(char *s);
 int		check_file_errors(char *file);
 int		check_tetri_errors(char *tetri);
 int		check_tetri_errors2(char *tetri);
-int		add_to_list(char **square);
 
 typedef struct			s_fillist
 {
@@ -49,4 +48,6 @@ typedef struct			s_fillist
 	struct s_fillist	*next;
 }						t_fillist;
 
+int		add_to_list(char **square, t_fillist *list);
+
 #endif