PC Store

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        double processorPrice = Double.parseDouble(scanner.nextLine()),
                videoPrice = Double.parseDouble(scanner.nextLine()),
                ramPrice = Double.parseDouble(scanner.nextLine());
        int ramCount = Integer.parseInt(scanner.nextLine());
        double discount = Double.parseDouble(scanner.nextLine()), USDToBGN = 1.57,
                sum = ((processorPrice + videoPrice) * (1 - discount) + ramPrice * ramCount) * USDToBGN;

        System.out.printf("Money needed - %.2f leva.\n", sum);
    }
}