public class InheritNormal {
    public static void main(String[] args) {

	A a=new A(1,2);
	a.print1();a.print2();System.out.println("--");

	B b=new B(1,2,3);
	b.print1();b.print2();System.out.println("--");

	A c=new B(1,2,3);
	c.print1();c.print2();
    }
}

class A {
    private int w;
    protected int x;
    public int y;
    public static int z;

    public A(int w, int x) {
	this();
	this.w=w;
	this.x=x;
    }

    public A() { z = 3; }

    public static void setZ(int val) {z=val;}

    public void print1() {
	System.out.println("Print1: "+(w+x+y+z));
    }

    public void print2() {
	System.out.println("Print2: "+(w+x+y+z));
    }

}

class B extends A {
    public B(int a, int b, int c) { 
	super(a,b); 
	y = c;
    }
    public void print2() {
	print1();
	super.print2();
    }
}

/* 
   Print1: 6
   Print2: 6
   --
   Print1: 9
   Print1: 9
   Print2: 9
   --
   Print1: 9
   Print1: 9
   Print2: 9
*/