auto save

diy2.py

@@ -22,3 +22,10 @@ while True:
             print("你还有"+str(cishu)+"次输入的机会")
     else:
         print("你的输入次数已用完！")
+while True:
+    for event in pygame.event.get( ):
+        if event.type==locals.QUIT:
+            exit()
+    screen.blit(background,(0,0))
+    
+            
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