diff --git a/inc/fillit.h b/inc/fillit.h
index f26a3f0..c6d3ce9 100644
--- a/inc/fillit.h
+++ b/inc/fillit.h
@@ -107,6 +107,6 @@ int             get_amount(char **ttr);
 
 unsigned int    ft_sqrt_ceil(unsigned int num);
 
-void    fill_map(char *map, int size, t_node *ttr, int letter);
+void			fill_map(char *map, int size, t_node *ttr, int letter);
 
 #endif
diff --git a/src/dancing_links.c b/src/dancing_links.c
index 877c7ec..fbb962e 100644
--- a/src/dancing_links.c
+++ b/src/dancing_links.c
@@ -205,6 +205,11 @@ void    fill_map(char *map, int size, t_node *ttr, int letter)
 
 void    print_solution(t_list *sol, t_node *root, int amount)
 {
+    // doesn't work for one ttr
+    // if ttr has dimensions 3x2
+    // output square must be 3x3
+    // but func print 4x4
+
     char    *map;
     int     i;
     int     map_size;