Add 15min to Time

import java.util.Scanner;

public class TimeAdd15Min {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int hours = Integer.parseInt(scanner.nextLine());
        int minutes = Integer.parseInt(scanner.nextLine());
        int timeInMinutes = hours * 60 + minutes;
        int addTime = timeInMinutes + 15;
        int totalTimeHours = addTime / 60;
        int totalTimeMinutes = addTime % 60;
        if(totalTimeHours == 24){
        totalTimeHours =0;
    }
        System.out.printf("%d:%02d", totalTimeHours,totalTimeMinutes);

    }
}