Narkoman Records

#include <iostream>
#include <cmath>
#include <sstream>

using namespace std;

class Surface {
  private:
    float width, height;

  //methods
  public:
    float getSurface() {
      return width * height;
    }

  //getter & setter
  public:
    float getWidth() {
      return width;
    }
    float getHeight() {
      return height;
    }

    void setWidth(float width) {
      this->width = width;
    }
    void setHeight(float height) {
      this->height = height;
    }
};

class Painting {
  private:
    float plnSqMeter;

  //getter & setter
  public:
    float getPlnSqMeter() {
      return plnSqMeter;
    }

    void setPlnSqMeter(float plnSqMeter) {
      this->plnSqMeter = plnSqMeter;
    }
};

class PaintedSurface : public Surface, public Painting  {
  public:
    float getPrice() {
      return Surface::getSurface() * Painting::getPlnSqMeter();
    }
};

int main() {
  PaintedSurface ps;
  ps.setWidth(10);
  ps.setHeight(5);
  ps.setPlnSqMeter(3.9);
  cout << ps.getPrice();

  return 0;
}