GroceryBasket.java - master - FreddDEAGLE/sds

GroceryBasket.java
57 строк2 KB
FreddDEAGLE
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21 апр 2025, 20:51
21 апр 2025, 20:518d42ace
import java.util.Scanner;

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

        showMenu(products, prices);
        dialogCustomer(counters);
        showCart(products, prices, counters);
    }

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


    private static void dialogCustomer(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]) - 1;

            counters[position] += counter;
        }

    }

    private static void showMenu(String[] products, int[] prices) {
        System.out.println("Cписок товара для покупок");
        for (int i = 0; i < products.length; i++) {
            System.out.printf("%d. %s %d руб/шт\n", i + 1, products[i], prices[i]);
        }
        System.out.println(" ");
    }

}