save project

diy1.py

+import time
+z=time.time()
+print('开始时间为',z)
 list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
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+for a in range(0, 100):
+    for b in range(0, 100):
         list1.insert(0, 0)
+
+y=time.time()
+print('结束时间为',y)
+
+x=y-z
+print(x)
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