using System;

using Xunit;

using System.Collections.Generic;

​

namespace mytest

{

        public delegate string WriteLogDelegate(string logMessage);

public class Program

{

​

    public static void Main()

    {

        Console.WriteLine("Hello World");

        int count = 0;

                public void WriteLogDelegateMethod()

        {

            WriteLogDelegate log;

            log = ReturnMessage;

            var result = log("Hello!");

            Console.WriteLine(result);

        }

        string ReturnMessage(string message)

        {

            count++;

            return message;

        }

    }

}

}