class Rectangle { private int a,b; public Rectangle(int aa, int bb) { a=aa; b=bb; } public int area() { return a*b; } public int girth() { return 2*(a+b); } } public class XXK3 extends Rectangle { private int c; public XXK3(int aa, int bb, int cc) { super(aa,bb); c=cc; } public int volume() { return area()*c; } public int arrisLength() { return 2*girth()+4*c; } public static void main(String[] args) { XXK3 x=new XXK3(2,3,4); int y1=x.volume(); int y2=x.arrisLength(); System.out.println(y1+", "+y2); } } 程序运行的结果是 ( )。