class Fruit
{
private:
    std::string m_name;
    std::string m_color;

public:
    Fruit(std::string name, std::string color)
        : m_name(name), m_color(color)
    {
    }

    std::string getName() const { return m_name; }
    std::string getColor() const { return m_color; }

};

class Apple : public Fruit
{
private:
    double m_fiber;

public:
    Apple(std::string name, std::string color, double fiber)
        :Fruit(name, color), m_fiber(fiber)
    {
    }

    double getFiber() const { return m_fiber; }

    friend std::ostream& operator<<(std::ostream &out, const Apple &a)
    {
        out << "Apple (" << a.getName() << ", " << a.getColor() << ", " << a.getFiber() << ")n";
        return out;
    }
};