diff --git a/a3/world.h b/a3/world.h
index df2d4e9..858f4a7 100644
--- a/a3/world.h
+++ b/a3/world.h
@@ -3,7 +3,8 @@
 
 #include "snake.h"
 
-void render(const struct state* state);
-void place_food(struct state* state);
+void init_world(struct state* world, int width, int height);
 
-#endif
+void print_world(struct state* world);
+
+#endif