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

namespace ThreadPool1
{
    class Program
    {
        static int interval;

        static void Main(string[] args)
        {
            Console.Write("Interval to display results at?> ");
            interval = int.Parse(Console.ReadLine());

            ThreadPool.QueueUserWorkItem(new WaitCallback(StartMethod));
            Thread.Sleep(100);
            ThreadPool.QueueUserWorkItem(new WaitCallback(StartMethod));
            Console.ReadLine();

        }

        static void StartMethod(Object stateInfo)
        {
            DisplayNumbers("Thread " + DateTime.Now.Millisecond.ToString());
            Console.WriteLine("Thread Finished");
        }

        static void DisplayNumbers(string GivenThreadName)
        {
            Console.WriteLine("Starting thread: " + GivenThreadName);

            for (int i = 1; i <= 8 * interval; i++)
            {
                if (i % interval == 0)
                {
                    Console.WriteLine("Count has reached " + i);
                    Thread.Sleep(1000);
                }
            }
        }

    }
}