4) Books

#include <iostream>
#include <vector>
using namespace std;

class Book{
public:
    // Конструктор
    Book(string Autor, string Name, string Publishing, int Year, int Sheets){
        set_autor(Autor);
        set_name(Name);
        set_publishing(Publishing);
        set_year(Year);
        set_sheets(Sheets);
    }

    // Сеттеры
    void set_autor(string autor){
        Autor = autor;
    }
    void set_name(string name){
        Name = name;
    }
    void set_publishing(string publishing){
        Publishing = publishing;
    }
    void set_year(int year){
        Year = year;
    }
    void set_sheets(int sheets){
        Sheets = sheets ;
    }
    // Геттеры
    string get_autor(){
        return  Autor;
    }
    string get_name(){
        return Name;
    }
    string get_publishing(){
        return Publishing;
    }
    int get_year(){
        return Year;
    }
    int get_sheets(){
        return Sheets;
    }

    // other
    void print_all_data(){
        cout << Autor << " " << Name << " " << Publishing << " "
               << " " << Year<< " "<< Sheets << endl;
    }

private:
    // Автор, Название, Издательство, Год, Количество страниц.
    string  Autor,
            Name,
            Publishing;
    int     Year,
            Sheets;
};

void show_for_autor(vector <Book> Books, string autor){
    cout << "Books by  " << autor << endl;
    int size = Books.size();
    for (int i = 0;i<size; i++){
        if(Books[i].get_autor() == autor){
            Books[i].print_all_data();
        }
    }
}

void show_for_publisher(vector <Book> Books, string publisher){
    cout << "\n\nBooks by  " << publisher << endl;
    int size = Books.size();
    for (int i = 0;i<size; i++){
        if(Books[i].get_publishing() == publisher){
            Books[i].print_all_data();
        }
    }
}

void show_year_more(vector <Book> Books, int year){
    cout << "\n\nBooks newer  " << year << endl;
    int size = Books.size();
    for (int i = 0;i<size; i++){
        if(Books[i].get_year() > year){
            Books[i].print_all_data();
        }
    }
}


int main() {
    vector <Book> Books;
    Books.push_back(Book("Bulgakov", "Master i margarita", "Moskow", 1930, 200 ));
    Books.push_back(Book("Tolstoy", "Voina i mir", "Moskow", 1870, 1300));
    Books.push_back(Book("Dostoevskiy", "Prestuplenie i nakazanie", "Moskow",1866 , 250));
    Books.push_back(Book("Dostoevskiy", "Bratia Karamazovy", "Moskow", 1880, 170));
    Books.push_back(Book("Tolstoy", "Anna Karenina", "Leningrad", 1873, 300));


    show_for_autor(Books, "Bulgakov");
    show_for_publisher(Books, "Moskow");
    show_year_more(Books, 1900);
    return 0;
}