03. On Time for the Exam

import java.util.Scanner;

public class OnTimeForTheExam1 {
    public static void main(String[] agrs) {
        Scanner scanner = new Scanner(System.in);

        int hourExam = Integer.parseInt(scanner.nextLine());
        int minuteExam = Integer.parseInt(scanner.nextLine());
        int hourArrive = Integer.parseInt(scanner.nextLine());
        int minuteArrive = Integer.parseInt(scanner.nextLine());

        int examMinutes = hourExam * 60 + minuteExam;
        int arriveMinute = hourArrive * 60 + minuteArrive;
        //Late
        if (arriveMinute > examMinutes) {
            int timeLate = arriveMinute - examMinutes;
            System.out.println("Late");
            if (timeLate >= 60) {
                System.out.printf("%d:%02d hours after the start", timeLate / 60, timeLate % 60);


            } else {
                System.out.printf("%d minutes after the start", timeLate % 60);
            }

        }
        //On time
        else if (arriveMinute <= examMinutes && examMinutes - arriveMinute <= 30) {

            int onTime = examMinutes - arriveMinute;
            if (onTime == 0) {
                System.out.println("On time");
            } else if (onTime >= 10 && onTime <= 30) {
                System.out.println("On time");
                System.out.printf("%02d minutes before the start", onTime);

            } else if (onTime < 10) {
                System.out.println("On time");
                System.out.printf("%d minutes before the start", onTime);
            }
        }
        //Early
        else if (arriveMinute < examMinutes && examMinutes - arriveMinute > 30) {
            int earlyTime = examMinutes - arriveMinute;
            System.out.println("Early");
            if (earlyTime >= 60) {
                System.out.printf("%d:%02d hours before the start", earlyTime / 60, earlyTime % 60);
            } else {
                System.out.printf("%02d minutes before the start", earlyTime % 60);
            }
        }
    }
}