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- #define _CRT_SECURE_NO_WARNINGS
- #include <iostream>
- using namespace std;
- struct client {
- char name[30]; // имя клиента
- char phone_number[20]; // 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() {
- clients = new client[100];
- clients_number = 0;
- clients_base_size = 100;
- }
- client_base(const int new_base_size) {
- clients = new client[new_base_size];
- clients_number = 0;
- clients_base_size = new_base_size;
- }
- void new_client(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;
- clients = temp;
- clients_base_size *= 2;
- }
- 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++;
- }
- void del_client(const char* name) {
- for (int i = 0; i < clients_number; i++) {
- if (!strcmp(clients[i].name, name)) {
- for (int j = i; j < clients_number - 1; j++) {
- clients[j] = clients[j + 1];
- }
- i--; // на случай идущих подряд клиентов с одинаковым именем (иначе второго перескакивает)
- clients_number--;
- }
- }
- }
- void find_client(const char* name) {
- for (int i = 0; i < clients_number; i++) {
- if (!strcmp(clients[i].name, name)) {
- cout << clients[i].name << ": номер " << clients[i].phone_number << ", id " << clients[i].client_id << ", скидка " << clients[i].personal_discount << " %";
- if (clients[i].regular_customer) {
- cout << ", постоянный покупатель";
- }
- cout << endl;
- }
- }
- cout << endl;
- }
- void show_all_clients() {
- for (int i = 0; i < clients_number; i++) {
- cout << clients[i].name << ": номер " << clients[i].phone_number << ", id " << clients[i].client_id << ", скидка " << clients[i].personal_discount << " %";
- if (clients[i].regular_customer) {
- cout << ", постоянный покупатель";
- }
- cout << endl;
- }
- cout << endl;
- }
- void show_regular_clients() {
- for (int i = 0; i < clients_number; i++) {
- if (clients[i].regular_customer) {
- cout << clients[i].name << ": номер " << clients[i].phone_number << ", id " << clients[i].client_id << ", скидка " << clients[i].personal_discount << " %" << endl;
- }
- }
- cout << endl;
- }
- ~client_base() {
- delete[] clients;
- }
- private:
- client* clients; // массив клиентов
- int clients_number; // количество клиентов
- int clients_base_size; // размер базы
- };
- int main() {
- setlocale(LC_ALL, "ru");
- client_base my_base(200);
- my_base.new_client("Иван", "+79111111111", 1129, 10, true);
- my_base.new_client("Вася", "+79111111222", 1130, 5, false);
- my_base.new_client("Олег", "+79111111333", 1131, 15, true);
- my_base.new_client("Мария", "+79111111444", 1132, 10, false);
- my_base.new_client("Галя", "+79111111555", 1133, 20, true);
- my_base.show_all_clients();
- my_base.del_client("Иван");
- my_base.show_regular_clients();
- my_base.find_client("Галя");
- }
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