auto save

snake.py

@@ -21,7 +21,7 @@ while True:
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
-    y=y+30
+    x=x+30
     position.append((x, y))
     position.append((x, y))
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去