auto save

diy1.py

-list1 = []
-for a in range(0, 1000):
-    for b in range(0, 1000):
-        list1.insert(0, 0)
\ No newline at end of file
+import time
+
+stat_time = time.time()
+list = []
+print("开始时间：", start_time)
+for a in range(0,1000):
+    for a in range(0,1000):
\ No newline at end of file