diff --git a/srcs/checker.c b/srcs/checker.c
index a7af1e0..ec79850 100644
--- a/srcs/checker.c
+++ b/srcs/checker.c
@@ -6,7 +6,7 @@
 /*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/02/23 13:35:15 by tmaze             #+#    #+#             */
-/*   Updated: 2019/03/02 18:28:08 by tmaze            ###   ########.fr       */
+/*   Updated: 2019/03/06 16:08:02 by tmaze            ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -48,12 +48,14 @@ int		read_ops(t_psdata *data)
 	int		ret;
 
 	ft_memset(buff, '\0', 5);
-	while ((ret = read(1, buff, 4)) > 0)
+	while ((ret = read(0, buff, 4)) > 0)
 	{
+		printf("buff '%s'\n", buff);
 		buff[ft_strlen(buff) - 1] = '\0';
+		printf("buff '%s'\n", buff);
 		if (ret > 4 || !is_op(buff) || (nop = ft_lstnew(buff, 4)) == NULL)
 		{
-			ft_putendl_fd("Error", 2);
+			dprintf(2, "Error op %d %d '%s'", ret > 4, !is_op(buff), buff);
 			return (1);
 		}
 		ft_lstaddend(&(data->op), nop);
diff --git a/srcs/ps_stktools2.c b/srcs/ps_stktools2.c
index f86053a..b3b1ee1 100644
--- a/srcs/ps_stktools2.c
+++ b/srcs/ps_stktools2.c
@@ -6,7 +6,7 @@
 /*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/02/25 12:44:08 by tmaze             #+#    #+#             */
-/*   Updated: 2019/03/03 13:59:43 by tmaze            ###   ########.fr       */
+/*   Updated: 2019/03/06 16:02:44 by tmaze            ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/srcs/push_swap.c b/srcs/push_swap.c
index 0d8cd25..d0dde28 100644
--- a/srcs/push_swap.c
+++ b/srcs/push_swap.c
@@ -6,7 +6,7 @@
 /*   By: tmaze <tmaze@student.42.fr>                +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/03/03 11:41:49 by tmaze             #+#    #+#             */
-/*   Updated: 2019/03/06 12:10:10 by tmaze            ###   ########.fr       */
+/*   Updated: 2019/03/06 15:52:03 by tmaze            ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -17,7 +17,6 @@ int	sort(t_psdata *data, int size)
 	t_stack	*ptr;
 	int		i;
 
-	printf("start sort %d\n", size);
 	if (size > 2)
 	{
 		if (!sort(data, ((size % 2) ? size + 1 : size) / 2))
@@ -26,7 +25,18 @@ int	sort(t_psdata *data, int size)
 			return (0);
 	}
 	else if (size == 1)
+	{
+		printf("ra\n");
+		ps_rot(data, 'a');
 		return (1);
+	}
+	i = 0;
+	while (size > 2 && i < size)
+	{
+		printf("rra\n");
+		ps_rerot(data, 'a');
+		i++;
+	}
 	i = 0;
 	ptr = data->a;
 	while (i < ((size % 2) ? size + 1 : size) / 2)
@@ -42,14 +52,6 @@ int	sort(t_psdata *data, int size)
 		ptr = ptr->next;
 		i++;
 	}
-	i = 0;
-	ptr = data->a;
-	while (ptr)
-	{
-		printf("@ind %d: nb=%d ind=%d\n", i, ptr->nb, ptr->ind);
-		ptr = ptr->next;
-		i++;
-	}
 	while (data->a->ind == 1)
 	{
 		printf("pb\n");
@@ -63,25 +65,15 @@ int	sort(t_psdata *data, int size)
 	}
 	while (data->a->ind != 0 || data->size_b > 0)
 	{
-		printf("data->a->ind %d\ndata->a->nb %d\ndata->size_b %zu\n", data->a->ind, data->a->nb, data->size_b);
 		if ((data->a->ind != 0 && data->size_b > 0 && data->a->nb > data->b->nb)
 			|| (data->a->ind == 0 && data->size_b > 0))
 		{
 			printf("pa\n");
 			ps_push(data, 'a');
 		}
-		printf("mise a zero:\ndata->a->ind %d\ndata->a->nb %d\n", data->a->ind, data->a->nb);
 		data->a->ind = 0;
 		printf("ra\n");
 		ps_rot(data, 'a');
-		i = 0;
-		ptr = data->a;
-		while (ptr)
-		{
-			printf("@ind %d: nb=%d ind=%d\n", i, ptr->nb, ptr->ind);
-			ptr = ptr->next;
-			i++;
-		}
 	}
 	return (1);
 }
@@ -90,6 +82,7 @@ int		main(int ac, char **av)
 {
 	t_stack		*ptr;
 	t_psdata	data;
+	int			i;
 
 	ps_initdata(&data);
 	if (!get_params(&data, ac, av))
@@ -108,12 +101,22 @@ int		main(int ac, char **av)
 		ps_stkclean(&data);
 		return (1);
 	}
-	ptr = data.a;
-	while (ptr)
-	{
-		printf("%d\n", ptr->nb);
-		ptr->ind = 0;
-		ptr = ptr->next;
-	}
+	/* ptr = data.a; */
+	/* i = data.a->nb; */
+	/* while (ptr) */
+	/* { */
+	/* 	printf("%d\n", ptr->nb); */
+	/* 	ptr->ind = 0; */
+	/* 	if (i != ptr->nb && i > ptr->nb) */
+	/* 	{ */
+	/* 		printf("KO\n"); */
+	/* 		break ; */
+	/* 	} */
+	/* 	i = ptr->nb; */
+	/* 	ptr = ptr->next; */
+	/* } */
+	/* if (ptr == NULL) */
+	/* 	printf("OK\n"); */
+	/* ps_stkclean(&data); */
 	return (0);
 }