auto save

diy1.py

@@ -2,7 +2,7 @@ import time
 start=time.time()
 list1 = []
 for a in range(0, 1000):
-     for b in range(0,1000):
+     for b in range(0,1000):     
         list1.insert(0, 0)
 end=time.time()
 result=end-start