Show.java - master - evgeniasd/HWMassiv

Show.java
49 строк2 KB
evgeniasd
create: Show.java
31 май 2026, 14:15
31 май 2026, 14:158019c7e
import java.util.Scanner;

public class Show {
    public static void main(String[] args) {
        String[] products = {"Хлеб", "Яблоки", "Молоко"};
        int[] prices = {100, 200, 300};
        int[] counters = new int[products.length];

        showAssortment(products, prices);
        doDialog(counters);
        showCart(products, prices, counters);
    }

    private static void doDialog(int[] counters) {
        Scanner sc = new Scanner(System.in);
        while (true) {
            System.out.println("Выберите товар и количество или введите end");
            String answer = sc.nextLine();
            if ("end".equals(answer)) {
                break;
            }
            String[] positionAndCounter = answer.split(" ");
            int position = Integer.parseInt(positionAndCounter[0]) - 1;
            int counter = Integer.parseInt(positionAndCounter[1]);
            counters[position] += counter;
        }
    }

    private static void showCart(String[] products, int[] prices, int[] counters) {
        System.out.println("Ваша корзина:");
        int total = 0;
        for (int i = 0; i < products.length; i++) {
            if (counters[i] > 0) {
                int currentPosition = prices[i] * counters[i];
                total += currentPosition;
                System.out.printf("%s %d шт %d руб/шт %d руб в сумме%n",
                        products[i], counters[i], prices[i], currentPosition);
            }
        }
        System.out.printf("Итого %d руб%n", total);
    }

    private static void showAssortment(String[] products, int[] prices) {
        System.out.println("Список возможных товаров для покупки:");
        for (int i = 0; i < products.length; i++) {
            System.out.printf("%d. %s %d руб/шт%n", i + 1, products[i], prices[i]);
        }
    }
}