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

class Avia {
private:

    struct Request {
        struct Date
        {
            int day;
            int month;
            int year;
        };
        struct Passenger
        {
            std::string surname;
            std::string name;
            std::string patronymic;
        };
        std::string point;
        int number;
        Passenger passenger;
        Date date;
    };

    std::vector<Request> m_request;
    static Request m_temp;

    void setAviaRequest() {
        m_request.push_back(Avia::m_temp);
    }

public:

    Avia()
    {
    }

    void addAviaRequest() {
        std::cout << "Enter a point: ";
        std::cin >> Avia::m_temp.point;
        std::cout << "Enter a number: ";
        std::cin >> Avia::m_temp.number;
        std::cout << "Enter a surname: ";
        std::cin >> Avia::m_temp.passenger.surname;
        std::cout << "Enter a name: ";
        std::cin >> Avia::m_temp.passenger.name;
        std::cout << "Enter a patronymic: ";
        std::cin >> Avia::m_temp.passenger.patronymic;
        std::cout << "Enter a day: ";
        std::cin >> Avia::m_temp.date.day;
        std::cout << "Enter a month: ";
        std::cin >> Avia::m_temp.date.month;
        std::cout << "Enter a year: ";
        std::cin >> Avia::m_temp.date.year;
        setAviaRequest();
    }

    void deleteAviaRequest() {
        m_request.pop_back();
    }

    void printAviaRequests()const {
        if (m_request.size() < 1) {
            std::cout << "No requests" << std::endl;
        }
        else {
            for (int index = 0; index < m_request.size(); ++index) {
                std::cout << "Avia request #" << index+1 << "\n" << std::endl;
                std::cout << "Point: " << m_request.at(index).point << std::endl;
                std::cout << "Number: " << m_request.at(index).number << std::endl;
                std::cout << "Surname: " << m_request.at(index).passenger.surname << std::endl;
                std::cout << "Name: " << m_request.at(index).passenger.name << std::endl;
                std::cout << "Patronymic: " << m_request.at(index).passenger.patronymic << std::endl;
                std::cout << "Day: " << m_request.at(index).date.day << std::endl;
                std::cout << "Month: " << m_request.at(index).date.month << std::endl;
                std::cout << "Year: " << m_request.at(index).date.year << std::endl;
            }
        }
    }
};

void main() {
    Avia requests;
    requests.printAviaRequests();
    requests.addAviaRequest();
    requests.printAviaRequests();
    requests.deleteAviaRequest();
    requests.printAviaRequests();
}