#define _CRT_SECURE_NO_WARNINGS

#include <iostream>
#include <cstring>


using namespace std;

struct client{
    char name[20]; // имя клиента
    char phone_number[10]; // номер телефона
    int client_id; // id клиента
    int personal_discount; // размер скидки
    bool regular_customer; // постоянный покупатель (да / нет)
};

class client_base {

public:
    client_base();
    client_base(int new_base_size);
    client_base(const client_base& other);

    void NewClient(const char name[], const char phone_number[], const int client_id, const int personal_discount, const bool regular_customer) {
        if (clients_number == clients_base_size) {
            client** temp = new client*[clients_base_size * 2];
            for (int i = 0; i < clients_number; i++) {
                temp[i] = clients[i];
                delete clients[i];
            }
            delete[] clients;
            clients = temp;
            clients_base_size *= 2;
        }
        clients[clients_number] = new client;
        strcpy(clients[clients_number]->name, name);
        strcpy(clients[clients_number]->phone_number, phone_number);
        clients[clients_number]->client_id = client_id;
        clients[clients_number]->personal_discount = personal_discount;
        clients[clients_number]->regular_customer = regular_customer;
        clients_number++;
        total_number_clients++;
    }

    void DelClient(const char name[]);
    void FindClient(const char name[]);
    void ShowAllClients();
    void ShowRegularClients();
    static int GetTotalNumberClients();


private:
    client** clients; // массив клиентов
    int clients_number; // количество клиентов
    int clients_base_size; // размер базы
    static int total_number_clients;
};


int client_base::total_number_clients = 0;


int main() {
    client_base my_base(200);
    my_base.NewClient("Ivan", "9111111111", 1129, 10, true);
    my_base.NewClient("Vasya", "9111111222", 1130, 5, false);
    my_base.NewClient("Oleg", "9111111333", 1131, 15, true);
    my_base.NewClient("Maria", "9111111444", 1132, 10, false);
    my_base.NewClient("Galya", "9111111555", 1133, 20, true);
    my_base.ShowAllClients();
    my_base.DelClient("Ivan");
    my_base.ShowRegularClients();
    my_base.FindClient("Galya");
    client_base my_base2(my_base);
    my_base2.ShowAllClients();
    cout << client_base::GetTotalNumberClients() << endl;
}