账户登录简版

static void Main(string[] args)

{

const string UN = "admin";

const string PW = "123456";

string usename, password;

int i=0;

while (i <=3)

{

Console .WriteLine ("请输入用户名:");

usename=Console .ReadLine ();

Console .WriteLine ("请输入密码:");

password =Console .ReadLine ();

if ((usename == UN) && (password == PW))

{

Console.WriteLine("登陆成功");

break;

}

else

{

Console.WriteLine("请重新登陆");

i++;

}

}

if (i > 3)

{

Console.WriteLine("当天登陆超过三次，账户被锁定");

}

Console.ReadLine();

}

账户登录简版