public class Two extends One {
    private int z;
    public void setData(int a, int b, int c){
            // Postcondition: x = a; y = b; z = c;
        super.setData(a, b);
        z = c;
    }
    public void print() {
            // Output the values of x, y, and z
        super.print();
        System.out.println(z);
    }
}