class Rectangle { private int a,b; public Rectangle(int aa, int bb) {a=aa; b=bb;} public int area() {return a*b;} public int gir

题目：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); } }

A:34, 36

B:24, 36

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