auto save

diy2.py

@@ -9,14 +9,14 @@ while True:
             print("登录成功!")
             break
         print("用户名和密码错误!请重新输入")
+        i-=1
         if name!=username:
            print("用户名错误")
            print(sir(i)+"次")
            continue
         if password!=userpassword:
            print("密码错误")  
-           print(sir(i)+"次")  
-              
+           print(sir(i)+"次")           
   if not i>0:
         print("sws")
         exit