auto save

diy2.py

@@ -5,16 +5,15 @@ while True:
     if i>0:
         name = input("请输入用户名:")
         password = input("请输入密码:")
+        i-=1
         if name == username and password == userpassword:
             print("登录成功!")
             break
         if name != username:
             print("用户名不存在，请重新输入！")
             continue
-            i-=1
         elif password != userpassword:
             print("密码错误，请重新输入！")
-            i-=1
     else:
         print("，请带身份证到我司")
         exit()