ProgBasicsExam1and2December2018-E02schoolTrip

import java.util.Scanner;

public class E02schoolTrip {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        double days = Double.parseDouble(scanner.nextLine());
        double kg = Double.parseDouble(scanner.nextLine());
        double firstDogg = Double.parseDouble(scanner.nextLine());
        double secondDogg = Double.parseDouble(scanner.nextLine());
        double thirdDogg = Double.parseDouble(scanner.nextLine());

        double total = days * (firstDogg + secondDogg + thirdDogg);

        if (total > kg) {
            System.out.printf("%.0f more kilos of food are needed.", Math.ceil(total - kg));
        } else {
            System.out.printf("%.0f kilos of food left.", Math.floor(kg - total));
        }

    }
}