using System;

public class Program

{

    public static void Main()

    {

        string surname;

        string fullname;

        int startIndex= 0;

        int endIndex= 1;

        Console.WriteLine(" Enter your first name: ");

        String firstName;

        firstName = Console.ReadLine();

        Console.WriteLine(" Enter your surname: ");

        surname= Console.ReadLine();

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

        initial= initial.ToUpper();

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

        surnameStart= surname.ToUpper();

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

        fullname= initial + surnameStart;

        Console.WriteLine("Hello "+ fullname);

    }

}

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