#include <iostream>


using namespace std;
class Vehicle {
public:
    Vehicle() {
        cout << "Vehicle" << endl;
    }
};
class four_wheels {
public:
    four_wheels() {
        cout << "Four wheels" << endl;
    }
};
class Car : public Vehicle, public four_wheels  {
public:
    Car() : Vehicle(), four_wheels() {
        cout << "Car" << endl;
    }
};
int main()
{
    
    Car c;
    return 0;
}