save project

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
\ No newline at end of file
+import time
+start_time = time.time()
+print("开始时间",start_time)
+list1 =[]
+for a in range(0,1000):
+    for b in range(0,1000):
+        list1.insert(0,0)
+ang = time.time()
+print("结束时间",ang)
+print("运行时间"start_time - ang)
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