#include <iostream>
using namespace std;

#include "Rectangle.hpp"

class Cuboid {
  Rectangle rect;
  int length;
public:
  Cuboid(Rectangle r, int l);
  int volume();
};

Cuboid::Cuboid(Rectangle r, int l) {
  rect = r; length = l;
}

int Cuboid::volume() {
  return rect.width * rect.height * length;
}