diff --git a/screen.c b/screen.c
index e0c14c2..657c4fc 100644
--- a/screen.c
+++ b/screen.c
@@ -123,6 +123,7 @@ int screen() {
     keypad(win, TRUE); //para ter as flechas
     refresh();
 
+    /* dibuxa caixa e cuadra */
     box(win, 0, 0);
     int* esquinasCaja = cuadra(win, width, height);