Main.java - master - conann/test6

Main.java
63 строки2 KB
Kirill Opra
test6
02 мар 2025, 14:08
02 мар 2025, 14:08d07e550
import java.util.Scanner;


public class Main {
    public static void main(String[] args) {

        String[] products = {"Хлеб", "Яблоки", "Молоко"};
        int[] prices = {100, 200, 300};
        int [] quantities = new int[products.length];

        printMenu(products, prices);
        dialogwithuser (quantities);
        result(products, prices, quantities);
    }


    private static void printMenu(String[] products, int[] prices) {

        System.out.println("Список товаров доступных для покупки: ");
        for (int i = 0; i < products.length; i++) {
            System.out.println((i + 1) + ". " + products[i] + " - " + prices[i] + " руб.");
        }
    }

    private static void dialogwithuser(int[] quantities) {
        Scanner scanner = new Scanner(System.in);

        while(true) {
            System.out.println("Выберите товар и количество или введите 'end'");
            String input = scanner.nextLine();

            if (input.equals("end")) {
                break;
            }

            String [] parts = input.split(" ");
            int productIndex = Integer.parseInt(parts[0]) - 1;
            int quantity = Integer.parseInt(parts[1]);
            quantities[productIndex] += quantity;


        }
    }

    private static void result(String[] products, int[] prices, int[] quantities) {

        int sum = 0;
        System.out.println("Корзина:");

        for (int i = 0; i < products.length; i++) {
            if (quantities[i] > 0) {
                int cost = prices[i] * quantities[i];
                sum += cost;
                System.out.printf("%s %d шт %d руб. за шт. (%s руб. в сумме)\n",
                        products[i],
                        quantities[i],
                        prices[i],
                        cost);
            }
        }
        System.out.println("корзина:" + sum);
    }
}