save project

diy1.py

+import time 
 list1 = []
+a=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)
+s=time.time()
+c=a-s
+print(a,c)
+
+