using System;

public class Program

{

    public static void Main()

    {

        string Surname;

        string fullname;

        int startIndex = 0;

        int endIndex = 1;

        Console.WriteLine("what is your first name");

        string Firstname;

        Firstname = Console.ReadLine();

        Console.WriteLine("what is your last name");

         Surname = Console.ReadLine();

        string initial = Firstname.Substring(startIndex, endIndex);

        initial = initial .ToUpper();

       string surnameStart = Surname.Substring(startIndex, endIndex);

        surnameStart = surnameStart.ToUpper();

        Surname = surnameStart + Surname.Substring(1, Surname.Length-1);

        fullname = initial +  Surname ;

        Console.WriteLine("Welcome " + fullname);

        Console.ReadLine();

    }

}