public class Rueckgabe
{
    public static void main(String[] args)
    {
	MeinObjekt x,y;

	x = new MeinObjekt( 2 );
	y = new MeinObjekt( x.y( x.x() ) );

	System.out.println(x.x);
	System.out.println(x.y);
	System.out.println(y.x);
	System.out.println(y.y);
    }
}

class MeinObjekt
{
    public int x;
    public int y;

    MeinObjekt(int y)
    {
	x = y;
    }

    public int x()
    {
	y = x;
	return x;
    }

    public int y(int y)
    {
	return x*y;
    }
}