auto save

snake.py

@@ -7,6 +7,7 @@ pygame.init()
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
 while True:
-    for event in pygame.event.get():   [1,2.3]
+    for event in pygame.event.get():   
         if event.type==locals.QUIT:
             exit()
+        
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