auto save

diy1.py

+import time
+start=time.time()
 list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
\ No newline at end of file
+for a in range(0, 100):
+    for b in range(0, 100):
+        for c in range(0,100):
+            list1.insert(0,0)
+    print(list1)
+end=time.time()
+spend=end-start
+print(spend)
\ No newline at end of file