save project

diy1.py

+import time
+start = time.time()
+print("开始的时间是：",start)
 list1 = []
 for a in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
\ No newline at end of file
+        list1.insert(0, 0)
+end = time.time()
+print("结束的时间是",end)
+result = end - start
+print("结果是",result)
\ No newline at end of file