class TelleEksempel {

  public static void main(String[] args) {
    // Thread t1 = new TelleTraad();
    // Thread t2 = new TelleTraad();

    Runnable telleJobb = new TelleJobb();
    Thread t1 = new Thread(telleJobb);
    Thread t2 = new Thread(telleJobb);


    t1.start();
    t2.start();

    try {
      Thread.sleep(4000);
    } catch (InterruptedException e) {}
    // t1.interrupt();
    // t2.interrupt();

  }

  static class TelleJobb implements Runnable {
    @Override
    public void run() {
      int teller = 0;
      while (!Thread.interrupted()) {
        teller++;
      }
      System.out.println("Telte til " + teller);
    }
  }
  static class TelleTraad extends Thread {
    @Override
    public void run(){
      int teller = 0;
      while(!interrupted()){
        teller++;
      }
      System.out.println("Telte til " + teller);
    }
  }


}