diff --git a/builds/algo.o b/builds/algo.o
index d5927b0..80a5d0c 100644
Binary files a/builds/algo.o and b/builds/algo.o differ
diff --git a/builds/print.o b/builds/print.o
index 327efb8..08ed267 100644
Binary files a/builds/print.o and b/builds/print.o differ
diff --git a/builds/push.o b/builds/push.o
index 270ea32..f3d6f90 100644
Binary files a/builds/push.o and b/builds/push.o differ
diff --git a/builds/push_swap.o b/builds/push_swap.o
index 62a47a1..c1666a5 100644
Binary files a/builds/push_swap.o and b/builds/push_swap.o differ
diff --git a/builds/swap.o b/builds/swap.o
index d16f654..7673fb8 100644
Binary files a/builds/swap.o and b/builds/swap.o differ
diff --git a/includes/push_swap.h b/includes/push_swap.h
index 8bd120b..ba6547f 100644
--- a/includes/push_swap.h
+++ b/includes/push_swap.h
@@ -35,12 +35,12 @@ void		ps_stop(t_stack *a, t_stack *b, t_list *lst, int i);
 /*
 ** algo.c
 */
-void		hugo_sort(t_stack **a, t_stack **b, t_list **lst);
+void		hugo_sort(t_stack **a, t_stack **b, t_list *lst);
 
 /*
 ** print.c
 */
-void		fill_solution(t_list **lst, char *c);
+void		fill_solution(t_list *lst, char *c);
 void		print_result(t_list *lst, int i);
 
 /*
diff --git a/push_swap b/push_swap
index 81f132f..400f861 100755
Binary files a/push_swap and b/push_swap differ
diff --git a/srcs/algo.c b/srcs/algo.c
index ecafeea..255783c 100644
--- a/srcs/algo.c
+++ b/srcs/algo.c
@@ -1,11 +1,17 @@
 
 #include "push_swap.h"
 
-void	hugo_sort(t_stack **a, t_stack **b, t_list **solution)
+void	hugo_sort(t_stack **a, t_stack **b, t_list *solution)
 {
 	(void)b;
-	sa(a, solution);
-	pb(b, a, solution);
-	sb(a, solution);
+
+	sa(a, &solution);
+	pb(b, a, &solution);
+	pb(b, a, &solution);
+	pb(b, a, &solution);
+	pa(a, b, &solution);
+	sa(a, &solution);
+	sb(b, &solution);
+	sa(a, &solution);
 }
 
diff --git a/srcs/print.c b/srcs/print.c
index 406f324..18f2721 100644
--- a/srcs/print.c
+++ b/srcs/print.c
@@ -15,14 +15,18 @@
 **        a: nb nb nb nb nb
 **        b: nb nb nb
 */
-void	fill_solution(t_list **solution, char *sp)
+void	fill_solution(t_list *solution, char *sp)
 {
+	t_stack	**tmp1;
+	t_stack	**tmp2;
 	t_stack	*a;
 	t_stack	*b;
 	char	*stack;
 
-	a = (*solution)->content;
-	b = (*solution)->next->content;
+	tmp1 = solution->content;
+	tmp2 = solution->next->content;
+	a = *tmp1;
+	b = *tmp2;
 	stack = ft_strdup(sp);
 	stack = ft_strjoinfree(stack, ft_strdup("!a:"));
 	while(a)
@@ -38,7 +42,7 @@ void	fill_solution(t_list **solution, char *sp)
 		stack = ft_strjoinfree(stack, ft_itoa(b->n));
 		b = b->next;
 	}
-	ft_lstadd_back(solution, ft_lstnew(stack));
+	ft_lstadd_back(&solution, ft_lstnew(stack));
 }
 
 void	print_result(t_list *result, int flag)
diff --git a/srcs/push.c b/srcs/push.c
index 8b67a8a..ad60a77 100644
--- a/srcs/push.c
+++ b/srcs/push.c
@@ -1,37 +1,28 @@
 
 #include "push_swap.h"
 
+void	push(t_stack **dst, t_stack **src)
+{
+	t_stack		*tmp1;
+	t_stack		*tmp2;
+
+	tmp1 = *src;
+	tmp2 = *dst;
+	*src = (*src)->next;
+	tmp1->next = tmp2;
+	*dst = tmp1;
+}
+
 t_list		*pa(t_stack **a, t_stack **b, t_list **solution)
 {
-	t_stack	*tmp;
-
-	if (!(tmp = ft_calloc(1, sizeof(t_stack))))
-		ps_stop(*a, *b, *solution, 2);
-	tmp->n = (*b)->n;
-	tmp->next = NULL;
-	(*a)->next = tmp;
-	fill_solution(solution, ft_strdup("pa"));
+	push(a, b);
+	fill_solution(*solution, ft_strdup("pa"));
 	return (NULL);
 }
 
-t_list		*pb(t_stack **dst, t_stack **src, t_list **solution)
+t_list		*pb(t_stack **b, t_stack **a, t_list **solution)
 {
-	t_stack	*a;
-	t_stack	*b;
-	t_stack	*tmp;
-
-	a = *src;
-	b = *dst;
-
-	if (!(b = ft_calloc(1, sizeof(t_stack))))
-		ps_stop(a, b, *solution, 2);
-	b->n = a->n;
-	b->next = NULL;
-
-	tmp = a->next;
-	a->n = a->next->n;
-	a->next = a->next->next;
-	free(tmp);
-	fill_solution(solution, ft_strdup("pa"));
+	push(b, a);
+	fill_solution(*solution, ft_strdup("pb"));
 	return (NULL);
 }
diff --git a/srcs/push_swap.c b/srcs/push_swap.c
index 485093e..73f06dd 100644
--- a/srcs/push_swap.c
+++ b/srcs/push_swap.c
@@ -63,12 +63,11 @@ t_list	*launch_algo(t_stack *a)
 
 	b = NULL;
 	solution = NULL;
-	ft_lstadd_back(&solution, ft_lstnew(a));
-	ft_lstadd_back(&solution, ft_lstnew(b));
-	fill_solution(&solution, ft_strdup("start"));
-	hugo_sort(&a, &b, &solution);
+	ft_lstadd_back(&solution, ft_lstnew(&a));
+	ft_lstadd_back(&solution, ft_lstnew(&b));
+	fill_solution(solution, ft_strdup("start"));
+	hugo_sort(&a, &b, solution);
 	//bubble_sort(&a, &b, solution);
-	ps_stop(NULL, b, NULL, -1);
 	return (solution);
 }
 
@@ -91,6 +90,5 @@ int		main(int ac, char **av)
 	stack = init_stack(ac, av);
 	result = launch_algo(stack);
 	print_result(result, flag);
-	ps_stop(stack, NULL, result, 0);
 	return(0);
 }
diff --git a/srcs/swap.c b/srcs/swap.c
index 77242f8..2bac144 100644
--- a/srcs/swap.c
+++ b/srcs/swap.c
@@ -1,29 +1,36 @@
 
 #include "push_swap.h"
 
-t_list		*sa(t_stack **stack, t_list **solution)
+void	swap(t_stack **stack)
 {
-	t_stack		*a;
-	int			tmp;
+	t_stack		*tmp;
 
-	a = *stack;
-	if (!a->next)
-		return (NULL);
-	tmp = a->n;
-	a->n = a->next->n;
-	a->next->n = tmp;
-	fill_solution(solution, ft_strdup("sa"));
+	tmp = *stack;
+	if (!(tmp->next))
+		return ;
+	*stack = (*stack)->next;
+	tmp->next = (*stack)->next;
+	(*stack)->next = tmp;
+}
+
+t_list		*sa(t_stack **a, t_list **solution)
+{
+	swap(a);
+	fill_solution(*solution, ft_strdup("sa"));
 	return (NULL);
 }
 
 t_list		*sb(t_stack **b, t_list **solution)
 {
-	return (sa(b, solution));
+	swap(b);
+	fill_solution(*solution, ft_strdup("sb"));
+	return (NULL);
 }
 
 t_list		*ss(t_stack **a, t_stack **b, t_list **solution)
 {
-	sa(a, solution);
-	sa(b, solution);
+	swap(a);
+	swap(b);
+	fill_solution(*solution, ft_strdup("sb"));
 	return (NULL);
 }