Main.java - master - dm_kv/hw1

Main.java
55 строк2 KB
dm_kv
upload files
26 ноя 2025, 12:28
26 ноя 2025, 12:28c2f6dff
import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        Address address1 = new Address("Russia", "Moscow");
        Address address2 = new Address("Russia", "Kazan");
        Address address3 = new Address("Russia", "Tver");
        Address address4 = new Address("Russia", "Tula");
        Address address5 = new Address("Belarus", "Minsk");
        Address address6 = new Address("Belarus", "Brest");

        Map<Address, Integer> costPerAddress = new HashMap<>();
        costPerAddress.put(address1, 28);
        costPerAddress.put(address2, 38);
        costPerAddress.put(address3, 48);
        costPerAddress.put(address4, 58);
        costPerAddress.put(address5, 88);
        costPerAddress.put(address6, 98);

        Set<String> geography = new HashSet<>();

        int sum = 0;
        while (true) {
            System.out.print("Заполнение нового заказа.\n");
            System.out.print("Введите страну: ");
            String country = scanner.nextLine();
            if ("end".equals(country)) {
                break;
            }
            System.out.print("Введите город: ");
            String city = scanner.nextLine();
            if ("end".equals(city)) {
                break;
            }
            System.out.print("Введите вес (кг): ");
            int weight = scanner.nextInt();
            scanner.nextLine();

            Address address = new Address(country, city);
            if (costPerAddress.containsKey(address)) {
                System.out.println("Стоимость доставки составит: " +
                        costPerAddress.get(address) * weight + " руб.");
                sum += costPerAddress.get(address) * weight;
                System.out.println("Общая стоимость всех доставок: " +
                        sum + " руб.");
                geography.add(country);
                System.out.println("Посылки доставлялись в " + geography.size() + " стран.\n");
            } else {
                System.out.println("Не существует такого адреса доставки.\n");
            }
        }
    }
}