test

cv9/snake.c

@@ -36,6 +36,10 @@ void free_snake(struct snake* sn){
 }
 
 int is_snake(struct snake* snake, int x, int y) {
+    while (snake) {
+        if (snake->x == x && snake->y == y) return 1;
+        snake = snake->next;
+    }
     return 0;
 }