save project

diy1.py

+import time
+
+kai = time.time()
+print('开始为'+str(kai))
+
 list1 = []
 list1 = []
 for a in range(0, 1000):
 for a in range(0, 1000):
     for b in range(0, 1000):
     for b in range(0, 1000):
-        list1.insert(0, 0)
+        list1.insert(-1, 0)
\ No newline at end of file
+
+jie = time.time()
+print(jie)
+
+sj = jie - kai
+print('用时'+str(sj)+'秒')
\ No newline at end of file