import java.awt.Rectangle;

public class RefTest2
{
    public static void main (String[] args)
    {
	Rectangle a;
	Rectangle b;

	a = new Rectangle(3, 4);
	b = a;
	b.setSize(5,6);
	System.out.println( "a= " + a.getHeight() + ","+a.getWidth()
			    +" and b= " +b.getHeight() + ","+b.getWidth());
    }
}