[C++] HackerRank Day13 Solution

/*
https://www.hackerrank.com/challenges/30-abstract-classes/problem

*/


class MyBook : public Book  {
    protected:
        int price;
    public:
        MyBook(string title, string author, int price) : Book(title,author) {
            this->price = price;
        }
 
        void display() {
            cout << "Title: " << title << endl;
            cout << "Author: " << author << endl;
            cout << "Price: " << price << endl;
        }
};