using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter new username ");

        string userName = Console.Readline();

        Console.WriteLine("Enter new password");

        string userPassword = Console.Readline();

        Console.WriteLine("please enter your new username");

        string nameLogin = Console.ReadLine();

        Console.WriteLine("please enter your password");

        string passwordLogin = Console.ReadLine();

        if (nameLogin == userName && passwordLogin == userPassword)// If this statemnt is true the next line will be displayed for the user

        {

        Console.Writeline(Congratulations and welcome!");

                          } 

        else 

                          {

        Console.WriteLine("You have entered the details incorrectly - please try again");

                              nameLogin = Console.ReadLine();

                              passwordLogin = Console.ReadLine();

                          }

    }

}