#include<stdio.h>
using namespace;

class Car {
  private:
    int price;
  protected:
    int gear;
  public:
    int speed;
};

class RaceCar : public Car {
  private:
    int Heigh;
  public:
    int maxGear;
};

int main()
{
  Car c;
  RaceCar rc;
  c.price = 100;
  c.gear = 2;
  c.speed = 1;
  rc.gear = 4;
  rc.speed = 5;
  rc.Heigh = 25;
  rc.maxGear = 6;
}