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- #include <iostream>
- #include <string>
- class publication
- {
- private:
- std::string title;
- float coast;
- public:
- void getdata()
- {
- std::cout << "Название" << std::endl;
- std::getline(std::cin, title);
- std::cout << "Цена" << std::endl;
- std::cin >> coast;
- }
- void putdata() const
- {
- std::cout << "Название книги: " << title
- << ", Цена: " << coast
- << std::endl;
- }
- };
- class book: private publication
- {
- private:
- int num_pages;
- public:
- void getdata()
- {
- publication::getdata();
- std::cout << "Число страниц" << std::endl;
- std::cin >> num_pages;
- }
- void putdata() const
- {
- publication::putdata();
- std::cout << "Количество страниц: " << num_pages
- << std::endl;
- }
- };
- class type: private publication
- {
- private:
- float time;
- public:
- void getdata()
- {
- publication::getdata();
- std::cout << "Время " << std::endl;
- std::cin >> time;
- }
- void putdata() const
- {
- publication::putdata();
- std::cout << "Время: " << time
- << std::endl;
- }
- };
- int main()
- {
- book b,b1,b2;
- b.getdata();
- b.putdata();
- b1.getdata();
- b1.putdata();
- b2.getdata();
- b2.putdata();
- type t;
- t.getdata();
- t.putdata();
- }
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