workcpp_5_1

#include <iostream>
#include <string>
#include <vector>

class Book {
private:
    std::string author;
    std::string title;
    std::string publisher;
    int year;
    int quantity;
    int pages;

public:
    explicit Book(const std::string& author, const std::string& title, const std::string& publisher,
                  int year, int quantity, int pages)
            : author(author), title(title), publisher(publisher), year(year), quantity(quantity), pages(pages) {}

    const std::string& getAuthor() const {
        return author;
    }

    const std::string& getTitle() const {
        return title;
    }

    const std::string& getPublisher() const {
        return publisher;
    }

    int getYear() const {
        return year;
    }

    int getQuantity() const {
        return quantity;
    }

    int getPages() const {
        return pages;
    }

    void display() const {
        std::cout << "Author: " << author << std::endl;
        std::cout << "Title: " << title << std::endl;
        std::cout << "Publisher: " << publisher << std::endl;
        std::cout << "Year: " << year << std::endl;
        std::cout << "Quantity: " << quantity << std::endl;
        std::cout << "Pages: " << pages << std::endl;
        std::cout << std::endl;
    }
};

int main() {
    std::vector<Book> books;

    // Добавляем книги в массив
    books.emplace_back("Author 1", "Title 1", "Publisher 1", 2020, 5, 200);
    books.emplace_back("Author 2", "Title 2", "Publisher 2", 2021, 3, 150);
    books.emplace_back("Author 1", "Title 3", "Publisher 3", 2022, 2, 300);
    books.emplace_back("Author 3", "Title 4", "Publisher 1", 2022, 4, 250);
    books.emplace_back("Author 2", "Title 5", "Publisher 2", 2023, 1, 180);

    // Список книг заданного автора
    std::cout << "Список книг заданного автора:" << std::endl;
    std::string searchAuthor = "Author 1";
    for (const auto& book : books) {
        if (book.getAuthor() == searchAuthor) {
            book.display();
        }
    }

    // Список книг, выпущенных заданным издательством
    std::cout << "Список книг, выпущенных заданным издательством:" << std::endl;
    std::string searchPublisher = "Publisher 2";
    for (const auto& book : books) {
        if (book.getPublisher() == searchPublisher) {
            book.display();
        }
    }

    // Список книг, выпущенных после заданного года
    std::cout << "Список книг, выпущенных после заданного года:" << std::endl;
    int searchYear = 2021;
    for (const auto& book : books) {
        if (book.getYear() > searchYear) {
            book.display();
        }
    }

    return 0;
}