package thread_test;

class A implements Runnable

{

    public void run()

    {

        while(true)

        {

            System.out.println("AA");

        }

    }

}

class B implements Runnable

{

    public void run()

    {

        while (true)

        {

            System.out.println("BB");

            try

            {

                Thread.sleep(500);

            }

            catch(Exception e)

            {}

        }

    }

}

public class Thread_test

{

    public static void main(String[] args)

    {

        Thread aa = new Thread(new A());

        Thread bb = new Thread(new B());

        //aa.start();

        bb.start();

    }

}