diff --git a/libftasm/includes/btree.h b/libftasm/includes/btree.h
index d328eed8..8235f122 100644
--- a/libftasm/includes/btree.h
+++ b/libftasm/includes/btree.h
@@ -40,6 +40,6 @@ int		btree_level_count(t_btree *root);
 void	btree_apply_prefix(t_btree *root, void (*applyf)(void *));
 void	btree_apply_infix(t_btree *root, void (*applyf)(void *));
 void	btree_apply_suffix(t_btree *root, void (*applyf)(void *));
-void	btree_print(t_btree *tree, void (*printer)(t_btree *tree));
+void	btree_print(t_btree *tree, char *(*printer)(void *));
 
 #endif
diff --git a/libftasm/includes/libft.h b/libftasm/includes/libft.h
index b16823a8..3a7b0c6f 100644
--- a/libftasm/includes/libft.h
+++ b/libftasm/includes/libft.h
@@ -95,6 +95,7 @@ void	ft_putchar_fd(char c, int fd);
 void	ft_putstr_fd(char const *s, int fd);
 void	ft_putendl_fd(char const *s, int fd);
 void	ft_putnbr_fd(int n, int fd);
+void	ft_putaddr(void *a);
 
 char	*ft_strrev(char *str);
 char	**ft_strsplit(char const *s, char c);
diff --git a/libftasm/src/btree/btree_print.c b/libftasm/src/btree/btree_print.c
index 748a94c5..793479c8 100644
--- a/libftasm/src/btree/btree_print.c
+++ b/libftasm/src/btree/btree_print.c
@@ -11,32 +11,66 @@
 /* ************************************************************************** */
 
 #include "btree.h"
-
-static void	print_offset(int offset)
+int _print_t(t_btree *tree, int is_left, int offset, int depth, char s[20][255], char *(*printer)(void *))
 {
-	int i;
+	char b[20];
+	int width = 5;
 
-	i = 0;
-	while (i < offset)
+	if (!tree)
+		return 0;
+	/* ft_printf("new tree elem: %s\n", printer(tree)); */
+	sprintf(b, "%5s", printer(tree->item));
+	int left  = _print_t(tree->left,  1, offset,                depth + 1, s, printer);
+	int right = _print_t(tree->right, 0, offset + left + width, depth + 1, s, printer);
+#ifdef COMPACT
+	for (int i = 0; i < width; i++)
+		s[depth][offset + left + i] = b[i];
+	if (depth && is_left)
 	{
-		ft_putstr(" ");
-		i++;
+		for (int i = 0; i < width + right; i++)
+			s[depth - 1][offset + left + width/2 + i] = '-';
+		s[depth - 1][offset + left + width/2] = '.';
 	}
+	else if (depth && !is_left)
+	{
+		for (int i = 0; i < left + width; i++)
+			s[depth - 1][offset - width/2 + i] = '-';
+		s[depth - 1][offset + left + width/2] = '.';
+	}
+#else
+	for (int i = 0; i < width; i++)
+		s[2 * depth][offset + left + i] = b[i];
+	if (depth && is_left)
+	{
+		for (int i = 0; i < width + right; i++)
+			s[2 * depth - 1][offset + left + width/2 + i] = '-';
+		s[2 * depth - 1][offset + left + width/2] = '+';
+		s[2 * depth - 1][offset + left + width + right + width/2] = '+';
+	}
+	else if (depth && !is_left) {
+		for (int i = 0; i < left + width; i++)
+			s[2 * depth - 1][offset - width/2 + i] = '-';
+		s[2 * depth - 1][offset + left + width/2] = '+';
+		s[2 * depth - 1][offset - width/2 - 1] = '+';
+	}
+#endif
+	return (left + width + right);
 }
 
-void		btree_print(t_btree *tree, void (*printer)(t_btree *tree))
+void	btree_print(t_btree *tree, char *(*printer)(void *))
 {
-	static int offset = 0;
-
-	print_offset(offset);
-	if (tree == NULL)
+	char s[20][255];
+	char empty[255];
+	/* for (int i = 0; i < 20; i++) */
+	/* 	s[i][1] = 0; */
+	for (int i = 0; i < 20; i++)
+		sprintf(s[i], "%80s", " ");
+	sprintf(empty, "%80s", " ");
+	_print_t(tree, 0, 0, 0, s, printer);
+	for (int i = 0; i < 20; i++)
 	{
-		ft_putendl("-");
-		return ;
+		if (ft_strcmp(s[i], empty) == 0)
+			break ;
+		printf("%s\n", s[i]);
 	}
-	(*printer)(tree);
-	offset += 3;
-	btree_print(tree->right, printer);
-	btree_print(tree->left, printer);
-	offset -= 3;
 }
diff --git a/libftasm/src/printing/ft_putaddr.c b/libftasm/src/printing/ft_putaddr.c
new file mode 100644
index 00000000..5e74f4e2
--- /dev/null
+++ b/libftasm/src/printing/ft_putaddr.c
@@ -0,0 +1,6 @@
+#include "libft.h"
+
+void	ft_putaddr(void *a)
+{
+	ft_printf("%p", a);
+}