save project

diy1.py

+import time 
+
+s_time = time.time()
+print('开始:',s_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)
+e_time = time.time()
+print('结束:',e_time)
+r = e_time - s_time
+print('总耗时:',r)
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