using System;

public class Program

{

    public static void Main()

    {

        string Forename = "Ben";

        string init = Forename.Substring(0,1);

        init = init.ToLower();

        string Surname = "Wise";

        Surname = Surname.Substring(0,3);

        Surname = Surname.ToUpper(); //re assigns the value what used to be Wise is overwritten with WIS

    }

}