Задача 2.5

package Java1program;

import java.util.Scanner;

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

        Scanner scanner = new Scanner(System.in);


        int neededHours = Integer.parseInt(scanner.nextLine());
        int days = Integer.parseInt(scanner.nextLine());
        int workers = Integer.parseInt(scanner.nextLine());

        double workDays = (days * 0.9) * 8;
        double workHours = (workers * (2 * days));
        double hours = workHours + workDays;
        double dif = hours - neededHours;
        double hoursDif = Math.floor(hours - neededHours) * (-1);


        if (hours >= neededHours) {
            System.out.printf("Yes !%.0f hours left.", dif);
        } else {
            System.out.printf("Not enough time!%.0f hours needed.", hoursDif);
        }


    }
}