// overloading class copy constructor
#include <iostream>
using namespace std;
class CRectangle {
    int *pWidth, *pHeight;
    public:
        CRectangle ();
        CRectangle (CRectangle& copyMe);
        CRectangle (int,int);
        int area (void) {return (*pWidth) * (*pHeight);}
};
CRectangle::CRectangle () {
    pWidth = new int(5);
    pHeight = new int(5);
}
CRectangle::CRectangle (CRectangle& copyMe) {
    pWidth = new int(*(copyMe.pWidth));
    pHeight = new int(*(copyMe.pHeight));
}
CRectangle::CRectangle (int a, int b) {
    pWidth = new int(a);
    pHeight = new int(b);
}

void PrintRect (CRectangle printMe) {
    cout << "passed rect area: " << printMe.area() << endl;
}

int main () {
    CRectangle rect (3,4);
    cout << "rect area: " << rect.area() << endl;
    PrintRect(rect);
    return 0;
}