using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MethodsPractice
{
    class Program
    {
         static string SwitchName(string x, string y)
         {

             string firstName = x;
             string lastName = y;

             string temp = firstName;

            firstName = lastName;
            lastName = temp;

            string final = ("{0},{1}", firstName, lastName)



            return final;

        }


        static void Main(string[] args)
        {
            string nameReversed = "";
            string first = "Tim";
            string last = "Stern";
            nameReversed = SwitchName(first, last);

            Console.WriteLine(nameReversed);
            Console.ReadKey(true);

        }


    }
}