using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

         List<string> listInput = new List<string>();

         listInput.Add("Apple");

         listInput.Add("Banana");

         listInput.Add("Orange");

        string Prefix = "My-";

        string AnyName = string.Join(",", listInput.Select(x=> Prefix + x));

        Console.WriteLine(AnyName);

    }

}