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diy1.py

@@ -5,8 +5,8 @@ print("开始时间",a)
 list1 = []
 list1 = []
 for a in range(0, 1000):
 for a in range(0, 1000):
     for b in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
+        list1.append(0)
 b = time.time()
 b = time.time()
 print("结束时间为",b)
 print("结束时间为",b)
 
 
-print("共耗时",a-b,"秒")
+print("共耗时",b-a,"秒")
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