public class MyClass {

   static class MyThreadClass implements Runnable{



      public void start() {

         Thread t = new Thread(this,"threadName");

         t.start();

      }

      

      @Override

      public void run() {

         System.out.println("Hello");

         try {

            Thread.sleep(1000);

            System.out.println("Hello Again");

         } catch (InterruptedException e) {

            e.printStackTrace();

         }

         

      }

      

   }

   

   public static void main(String[] args){

      MyThreadClass myThreadClass = new MyThreadClass();

      myThreadClass.start();

      

      MyThreadClass myThreadClass2 = new MyThreadClass();

      myThreadClass2.start();

   }

}