using System;

using System.Threading;

public class Program

{

    public static ThreadLocal<int> field = new ThreadLocal<int>(() => 

            {

                return Thread.CurrentThread.ManagedThreadId;

            });

    public static void Main()

    {

        new Thread(() => 

                {

                    for(int x = 0;x < field.Value; x++)

                    {

                        Console.WriteLine("Thraed A : {0}",x);

                    }

                }).Start();

        new Thread(() => 

                {

                    for(int x = 0;x < field.Value; x++)

                    {

                        Console.WriteLine("Thraed B : {0}",x);

                    }

                }).Start();

        Console.ReadLine();

    }

}