auto save

diy2.py

@@ -8,8 +8,8 @@ while True:
         break
         break
     if name!=username:
     if name!=username:
         print("错了")
         print("错了")
-        continue
     if password!=userpassword:
     if password!=userpassword:
         print("错了2")
         print("错了2")
+        exit()
     print("用户名和密码错误!请重新输入")
     print("用户名和密码错误!请重新输入")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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