OnTime-Zlatka

import java.util.Scanner;

public class Test {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int hourExam = Integer.parseInt(scanner.nextLine());
        int minutesExam = Integer.parseInt(scanner.nextLine());
        int hourArrive = Integer.parseInt(scanner.nextLine());
        int minutesArrive = Integer.parseInt(scanner.nextLine());
        int totalExamTime = hourExam * 60 + minutesExam;
        int totalArriveTime = hourArrive * 60 + minutesArrive;
        if (totalArriveTime > totalExamTime) {
            System.out.println("Late");
            int lateMinutes = totalArriveTime - totalExamTime;
            if (lateMinutes < 60) {
                System.out.printf("%d minutes after the start", lateMinutes);
            } else {
                int hour = lateMinutes / 60;
                int minutes = lateMinutes % 60;
                System.out.printf("%d:%02d hours after the start", hour, minutes);
            }
        } else if (totalArriveTime == totalExamTime || totalExamTime - totalArriveTime <= 30) { // промених < с <=
            System.out.println("On time");
            int ontime = totalExamTime - totalArriveTime;
            if (ontime <= 30 && ontime != 0) {
                System.out.printf("%d minutes before the start", ontime);
            }
        } else if (totalExamTime - totalArriveTime > 30) {
            System.out.println("Early");
            int earlyMinutes = totalExamTime - totalArriveTime;
            if (earlyMinutes < 60) {
                System.out.printf("%d minutes before the start", earlyMinutes);
            } else {//earlyMinutes>=60
                int hours = earlyMinutes / 60;
                int minutes = earlyMinutes % 60;
                System.out.printf("%d:%02d hours before the start", hours, minutes); // имаше правописна грешка

            }
        }
    }
}