javc

public class ThreadScheduling3 extends Thread {
    private static class Couple {
        int x = 0;
        int y = 0;
        public void increment() {
            x++;
            y++;
        }
    }
    Couple ThreadP;
    public void run() {
        ThreadP.increment();
    }
    // Definition of main method
    public static void main(String args[]) {
        Couple p = new Couple();
        ThreadScheduling3 t1 = new ThreadScheduling3();
        ThreadScheduling3 t2 = new ThreadScheduling3();
        t1.ThreadP = p;
        t2.ThreadP = p;
        t1.start();
        t2.start();
    try {
        t1.join();
        t2.join();
    } catch(InterruptedException ie)
    {};
    JavaSystem.out.println("x = " +p.x + " ; y = " +p.y);
    }
}