using System;

using System.Collections.Generic;

using System.Collections.Concurrent;

using System.Threading;

using System.Linq;

using System.Text;

using System.Threading.Tasks;       

public class Program

{

    static Queue<string> queue = new Queue<string>();

    public static void TaskwithQueueProducerConsumer()

        {

​

            Task.Factory.StartNew(() =>

            {

            for (int i = 0; i < 20; i++)

            {

             queue.Enqueue("value");

            }

            });

            Task.Factory.StartNew(() =>

            {

                for (int j = 0; j < queue.Count; j++)

                {

​

                    string value = queue.Dequeue();

                    Console.WriteLine("Worker 1: " + value);

​

                }

​

            });

​

            Task.Factory.StartNew(() =>

            {

                for (int k = 0; k < queue.Count; k++)

                {

​

                    string value = queue.Dequeue();

                    Console.WriteLine("Worker 2: " + value);

​

                }

​

​

            });

        }

    public static void Main()

    {

      TaskwithQueueProducerConsumer();

    }

}