PBE-17September2017-ThreeBrothers_AngelKalinkov

import java.util.Scanner;

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

        double brother1 = Double.parseDouble(scanner.nextLine());
        double brother2 = Double.parseDouble(scanner.nextLine());
        double brother3 = Double.parseDouble(scanner.nextLine());
        double fishtime = Double.parseDouble(scanner.nextLine());

        double cleaningTime = 1 / (1 / brother1 + 1 / brother2 + 1 / brother3);
        double totalTime = cleaningTime + cleaningTime * 0.15;
        double timeDifference = Math.abs(fishtime - totalTime);
        String output = "";

        if (fishtime > totalTime) {
            output = String.format("Yes, there is a surprise - time left -> %.0f hours.%n", Math.floor(timeDifference));
        } else {
            output = String.format("No, there isn't a surprise - shortage of time -> %.0f hours.%n", Math.ceil(timeDifference));
        }
        System.out.printf("Cleaning time: %.2f%n", totalTime);
        System.out.println(output);
    }
}