using System;

public class Program

{

    public static void Main()

    {

        string inputPass;

        string userPass = "123@";

        byte counter = 0;

        Console.WriteLine("123@");

        ReEnter:

        counter++;

        inputPass = Console.ReadLine();

        if(inputPass == userPass){

            Console.WriteLine("Password is correct.");

        }else{      

            if(counter == 3){

                Console.WriteLine("Access denied. Wrong password entered");

            }else{

​

                goto ReEnter;

            }

        }

    }

}