save project

diy1.py

+import time
+
+start_time=time.time()
+print("开始时间是",start_time)
+
 list1 = []
 list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
+for a in range(0, 100):
+    for b in range(0, 100):
         list1.insert(0, 0)
         list1.insert(0, 0)
+end_time=time.time()
+print('结束时间是',end_time)
+
+result=end_time-start_time
+print('总共耗时',result)
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