diff --git a/test_big_tetri.c b/test_big_tetri.c
new file mode 100644
index 0000000..eaa4259
--- /dev/null
+++ b/test_big_tetri.c
@@ -0,0 +1,130 @@
+#include "./libft/includes/libft.h"
+
+void	print_bits(unsigned int bits, int size)
+{
+	unsigned int	mask;
+
+	mask = 1 << (size - 1);
+	while (mask)
+	{
+		(bits & mask) ? write(1, "#", 1) : write(1, ".", 1);
+		write(1, " ", 1);
+		mask >>= 1;
+	}
+	write(1, "\n", 1);
+}
+
+void	print_map(unsigned int *tab, int s)
+{
+	int				i;
+	unsigned int	m;
+	unsigned int	tmp;
+
+	i = 0;
+	m = 0;
+	// creer un mask avec les size bits de gauche a 1 (ex: 11111110000000000000000000000000)
+	while (i++ < s)
+		m = (m >> 1) | ((m | 1) << 31);
+	write(1, "\n", 1);
+	i = 0;
+	while (i < s * s)
+	{
+//		/*
+//		** first version :
+//		**
+//		** tmp = ((m >> i) & tab[i / 32]) << i;
+//		** tmp |= ((m << (32 - i)) & tab[(i + s) / 32]) >> (32 - i);
+//		** tmp >>= 32 - s;
+//		** print_bits(tmp, s);
+//		** i += s;
+//		*/
+//
+//		tmp = (m & (tab[i / 32] << i)) | (m & (tab[(i + s) / 32] >> (32 - i)));
+//		print_bits(tmp >> (32 - s), s);
+//		i += s;
+
+		/*
+		** second version :
+		** n'utilise pas le mask m et le tmp
+		*/
+		if (!(i % s))
+			ft_putchar('\n');
+		tab[i / 32] & (1 << (31 - i % 32)) ? ft_putchar('#') : ft_putchar('.');
+		ft_putchar(' ');
+		i++;
+	}
+	write(1, "\n", 1);
+}
+
+void	find_place(unsigned int *tab, char *line, int s)
+{
+	unsigned short	tetri;
+	int				i;
+	unsigned int	m;
+	unsigned int	tmp;
+
+	ft_putendl("# . . # # # # T T # . # . # # # # # . . # # . # T # . # # # # . . # . # . . # # T . . # # # . # # . # # # . . . # # # # . . # . . # . # # . . # . . . # . . . . # . . . # # . # . . . # . # # .");
+	// create tetri
+	i = 0;
+	while (line[i])
+	{
+		tetri <<= 1;
+		if (line[i] == '\n')
+			i++;
+		if (line[i++] == '#')
+			tetri |= 1;
+	}
+	while (!(tetri & (1 << 15)))
+		tetri <<= 1;
+	print_bits(tetri, 16);
+	write(1, "\n", 1);
+
+	m = 15 << (32 - 4);
+	i = 0;
+	while (i < 20)
+	{
+		while (i < 4 * s)
+		{
+			tmp = (m & (tab[i / 32] << i)) | (m & (tab[(i + s) / 32] >> (32 - i)));
+			print_bits(tmp, 32);
+			i += s;
+		}
+		i++;
+	}
+}
+
+int		main(int ac, char **av)
+{
+	unsigned int	tab[8];
+
+	// ce tableau permet de monter jusqu'a une map de 16*16
+	tab[0] = 2656554334;
+	tab[1] = 1394456818;
+	tab[2] = 1494256918;
+	tab[3] = 2656554334;
+	tab[4] = 1592453883;
+	tab[5] = 1444352908;
+	tab[6] = 2154339230;
+	tab[7] = 1576493154;
+	print_bits(tab[0], 32);
+	print_bits(tab[1], 32);
+	print_bits(tab[2], 32);
+	print_bits(tab[3], 32);
+	print_bits(tab[4], 32);
+	print_bits(tab[5], 32);
+	print_bits(tab[6], 32);
+	print_bits(tab[7], 32);
+	if (ac > 1)
+	{
+		++av;
+		// mettre l'option "b" pour afficher la troisieme argument en binaire
+		if (av[0][0] == 'b' && ac > 2)
+			ft_putendl(ft_convertbase(av[1], "01", "0123456789"));
+		print_map(tab, 16);
+		write(1, "\n", 1);
+		if (av[0][0] == 't' && ac > 2)
+			find_place(tab, av[1], 16);
+	}
+	return (0);
+}
+