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- import java.util.Scanner;
- public class ThreeBrothers {
- public static void main(String[] args) {
- Scanner scanner = new Scanner(System.in);
- double time1 = Double.parseDouble(scanner.nextLine());
- double time2 = Double.parseDouble(scanner.nextLine());
- double time3 = Double.parseDouble(scanner.nextLine());
- double needTime = Double.parseDouble(scanner.nextLine());
- double allCleanTime = (1 / (1 / time1 + 1 / time2 + 1 / time3)) + (0.15 * (1 / (1 / time1 + 1 / time2 + 1 / time3)));
- System.out.print("Cleaning time: ");
- System.out.printf("%.2f%n", allCleanTime);
- double time_left = needTime - allCleanTime;
- double nedostig = allCleanTime - needTime;
- if (time_left > 0) {
- System.out.print("Yes, there is a surprise - time left -> ");
- System.out.print((int) ((Math.floor(time_left))));
- System.out.print(" hours.");
- } else if (time_left < 0) {
- System.out.print("No, there isn't a surprise - shortage of time -> ");
- System.out.print((int) ((Math.ceil(nedostig))));
- System.out.print(" hours.");
- }
- }
- }
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