using namespace std;

class Rectangle { public: int width; int height; virtual void display() { cout << width << " " << height << endl; } }; class RectangleArea : public Rectangle { public: void read_input() { cin >> width; cin >> height;

}
void display()override
{
 Rectangle::display();
 cout << width * height << endl; 
}

};

int main() { RectangleArea rectangle1; rectangle1.read_input(); rectangle1.display(); return 0; }