save project

diy1.py

-list1 = []
+import time 
+list1=[]
+stard_time=time.time()
 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()
+a=end_time-stard_time
+print(a)
\ No newline at end of file