01. Supplies for School

import java.util.Scanner;

public class SuppliesForSchool_01 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int countPens= Integer.parseInt(scanner.nextLine());
        int countMarkers = Integer.parseInt(scanner.nextLine());
        double litersCleaner = Double.parseDouble(scanner.nextLine());
        int discount = Integer.parseInt(scanner.nextLine());
        //Пакет химикали - 5.80 лв
        //Пакет маркери - 7.20 лв
        //Препарат - 1.20 лв (за литър)
        double pricePens = countPens * 5.80;
        double priceMarkers = countMarkers * 7.20;
        double priceCleaner = litersCleaner * 1.20;

        double totalPrice = pricePens + priceMarkers + priceCleaner;
        double priceWithDiscount = totalPrice - (totalPrice * discount) / 100;

        System.out.printf("%.3f", priceWithDiscount);

    }
}