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diy1.py

@@ -4,7 +4,7 @@ print("开始时间：",kaishi)
 list1=[]
 for a in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
+        list1.append(0)
 jieshu=time.time()
 print("结束时间：",jieshu)
 haoshi=jieshu-kaishi