#include <iostream>
using namespace std;

    class Wheel{
       int radius,
           thickness;
    public:
       Wheel(int radius_, int thickness_) : radius(radius_), thickness(thickness_)
       {}
    };

    class Taxi {
       Wheel myWheel[4];
    public:
       Taxi();
    };
    
Taxi::Taxi () : myWheel { Wheel(5,5), Wheel(3,3), Wheel(5,5), Wheel(3,3)} {
   cout << "Ctor of Taxi" << endl;
}    

int main() {
	Taxi taxi;
	return 0;
}