save project

diy1.py

@@ -9,7 +9,7 @@ print('开始时间为:',start_time)
 list1 = []
 for a in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
+        list1.append(0)
 end_time = time.time()
 print('jieshushijianwei:',end_time)