using System;
using System.Globalization;
namespace Lesson
{
    class Program
    {
        static bool Login(string name, string password, ref string info )
        {
            string rightUserName = "admin";
            string rightPassword = "admin123";
            if (name == rightUserName && password == rightPassword)
            {
                return true;
            }
            else if (name == rightUserName && password != rightPassword )
            {
                info = "密码错误";
                return false;
            }
            else if (name != rightUserName && password == rightPassword)
            {
                info = "账号错误";
                return false;
            }
            else
            {
                info = "全错全错!";
                return false;
            }
        }
        static void Main(string[] args)
        {
            string inputUserName, inputPassword;
            Console.Write("请输入用户名:");
            inputUserName = Console.ReadLine();
            Console.Write("请输入密码:");
            inputPassword = Console.ReadLine();
            string info = "";
            bool access = Login(inputUserName,inputPassword,ref info);
            if (access)
            {
                Console.WriteLine("登录成功");
            }
            else
            {
                Console.WriteLine("登录失败"+ '\n' + info);
            }

        }
    }
}