ad490a63c84a1701.js","7474","static/chunks/7474-49ba6ec3c1d01a28.js","8090","static/chunks/8090-30c82671ddf5b306.js","8115","static/chunks/8115-3670e99fee225168.js","2092","static/chunks/2092-3fbabbadb71f9617.js","3846","static/chunks/3846-54059dbba1733522.js","6517","static/chunks/6517-b17c38227fa0d2e6.js","766","static/chunks/766-12dbb05e2adf85ab.js","4150","static/chunks/app/courses/%5BcourseSlug%5D/lessons/%5BunitSlug%5D/page-1fc213a0f4568bd8.js"],"Image"] 3b:T7d6,#include #include // Base class for different types of library users class Member { public: Member(std::string name) : name(name) {} void check_out_book(class Book* book); private: std::string name; }; // Base class for different types of books class Book { public: Book(std::string title) : title(title) {} virtual std::string get_book_type() = 0; std::string get_title() { return title; } private: std::string title; }; // Inherits from Book, represents a digital book class DigitalBook : public Book { public: DigitalBook(std::string title) : Book(title) {} std::string get_book_type() override { return "Digital"; } }; // Inherits from Book, represents a physical book class PhysicalBook : public Book { public: PhysicalBook(std::string title) : Book(title) {} std::string get_book_type() override { return "Physical"; } }; // Implementation of the checkout method void Member::check_out_book(Book* book) { std::cout << name << " checked out " << book->get_book_type() << " book " << book->get_title() << ".\n"; } // Library class that manages members and books class Library { public: void add_member(Member* member) { members.push_back(member); } void add_book(Book* book) { books.push_back(book); } private: std::vector members; std::vector books; }; int main() { Library my_library; Member alice("Alice"); Member bob("Bob"); my_library.add_member(&alice); my_library.add_member(&bob)