auto save

diy1.py

@@ -4,6 +4,7 @@ list1 = []
 for a in range(0, 1000):
     for b in range(0, 1000):
         list1.append(0)
+        # # # # #  list1.insert(-1,0)
 
 y=time.time()
 print(y-x)
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