using System;

using System.Collections.Generic;

using System.Linq;

using System.Threading;

​

public class Program

{

    private static int _readersCount = 5;

    private static int _writersCount = 2;

    private static int _count   = 100;

    public static void Main()

    {

        List<int> container = new List<int>();

        Fire(readerWorker,writerWorker,container);

    }

    public static void readerWorker(List<int> container)

    {

        var str = string.Join(",",container.ToArray());

        Console.WriteLine("Read items: " + str);

        Thread.SpinWait(100);

    }

    public static void writerWorker(List<int> container)

    {       

        var element = Environment.TickCount;

        container.Add(element);

        Console.WriteLine("Item added: " + element);

        Thread.SpinWait(10);

    }

    public static void Fire(Action<List<int>> reader, Action<List<int>> writer,List<int> container)

    {

        var threads = Enumerable

            .Range(0, _readersCount)

            .Select(n => new Thread(

                () => {

                    for (int i = 0; i < _count; i++)

                        reader(container);

                }))

            .Concat(Enumerable

                    .Range(0, _writersCount)

                    .Select(n => new Thread(

                        () => {

                            for (int i = 0; i < _count; i++)

                                writer(container);

                        })))

            .ToArray();

        foreach (var thread in threads)

        {        

            thread.Start();

        }

        foreach (var thread in threads)

        {

                thread.Join();

        }

    }

}