diff --git a/srcs/bonus/a.out b/srcs/bonus/a.out
index f43beac..2bf273c 100755
Binary files a/srcs/bonus/a.out and b/srcs/bonus/a.out differ
diff --git a/srcs/bonus/ft_lstsize.c b/srcs/bonus/ft_lstsize.c
index 2075ce6..3dae147 100644
--- a/srcs/bonus/ft_lstsize.c
+++ b/srcs/bonus/ft_lstsize.c
@@ -1,3 +1,88 @@
+/*	
+**	#include <libc.h>
+**	
+**	typedef struct		s_list
+**	{
+**		void			*content;
+**		struct s_list	*next;
+**	}					t_list;
+**	
+**	void	*ft_memcpy(void *dst, const void *src, size_t n)
+**	{
+**		size_t	i;
+**		char	*ptr;
+**		char	*ptr2;
+**	
+**		ptr = (char *)dst;
+**		ptr2 = (char *)src;
+**		i = -1;
+**		while (++i < n)
+**			ptr[i] = ptr2[i];
+**		return (dst);
+**	}
+**	
+**	t_list	*ft_lstnew(void *content)
+**	{
+**		t_list		*lst;
+**	
+**		if (!(lst = (t_list *)malloc(sizeof(*lst))))
+**			return (NULL);
+**		if (!content)
+**			lst->content = NULL;
+**		else
+**		{
+**			if (!(lst->content = malloc(sizeof(content))))
+**				return (NULL);
+**			ft_memcpy(lst->content, content, sizeof(content));
+**		}
+**		lst->next = NULL;
+**		return (lst);
+**	}
+**	
+**	void	ft_lstadd_front(t_list **alst, t_list *new)
+**	{
+**		new->next = *alst;
+**		*alst = new;
+**	}
+**	
+**	int		ft_lstsize(t_list *lst);
+**	
+**	int	main(void)
+**	{
+**		char	tresor;
+**		t_list	*toto;
+**		t_list	*tmp;
+**	
+**		tresor = 'a';
+**		toto = ft_lstnew(&tresor);
+**		tresor = 'b';
+**		tmp = ft_lstnew(&tresor);
+**		ft_lstadd_front(&toto, tmp);
+**		tresor = 'c';
+**		tmp = ft_lstnew(&tresor);
+**		ft_lstadd_front(&toto, tmp);
+**		printf("toto->data          :%c\n",*(char*)(toto->content));
+**		printf("toto->nxt->data     :%c\n",*(char*)(toto->next->content));
+**		printf("toto->nxt->nxt->dqta:%c\n",*(char*)(toto->next->next->content));
+**		printf("%i\n",ft_lstsize(toto));
+**		printf("toto->data          :%c\n",*(char*)(toto->content));
+**		printf("toto->nxt->data     :%c\n",*(char*)(toto->next->content));
+**		printf("toto->nxt->nxt->dqta:%c\n",*(char*)(toto->next->next->content));
+**		return (0);
+**	}
+*/	
+
 #include "libft.h"
 
+int		ft_lstsize(t_list *lst)
+{
+	int	size;
 
+	size = 0;
+	while (lst)
+	{
+		size++;
+		lst = lst->next;
+	}
+	return (size);
+}