#include <iostream>
using namespace std;

#define MAKEVAR(type, name) \
    private: \
        type name; \
    public: \
        type get_##name() {return name;} \
        void set_##name(type o) {name = o;}

class Circle {
    // make some variables automatically!
    MAKEVAR(int, x)
    MAKEVAR(int, y)
    MAKEVAR(double, radius)
};

int main() {
    Circle c;
    c.set_x(10);
    c.set_y(5);
    c.set_radius(7.5);
    
    cout << c.get_x() << ", " << c.get_y() << " " << c.get_radius() << endl;

    return 0;
}