save project

snake.py

@@ -53,6 +53,9 @@ while True:
     else:
         y += 30
     position.append((x, y))
+    if X == apple_x and y ==apple_Y:
+        apple_x=random.random.randint(0,660)
+        apple_y=random.random.randint(0,480)
     position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))