auto save

diy1.py

+import time
+star_time=time.time()  #开始时间
+print("开始时间为：",star_time)
 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.time()
+print('结束时间为：',end_time)
+result=end_time-star_time
+print("程序花费的时间：",result)
\ No newline at end of file