[Java] 14. Time Plus 15 Minutes

import java.util.Scanner;

public class TimePlus15Minutes {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int h = Integer.parseInt(scanner.nextLine());
        int m = Integer.parseInt(scanner.nextLine());

        int allScanMinutes = (h * 60) + m;

        int plus15 = allScanMinutes + 15;
        int hour = 0;
        int minutes = 0;

        if (plus15 <= 59) {
            minutes = plus15;
        } else if (plus15 >= 60) {
            hour = plus15 / 60;
            minutes = plus15 % 60;
        }

        if ((plus15/60)<=23) {
            hour = plus15/60;
        } else if ((plus15/60)>23){
            hour = (plus15/60)-24;
        }

        if (minutes<=9) {
                System.out.printf("%s:0%s", hour, minutes);
        } else {
                System.out.printf("%s:%s", hour, minutes);
        }
    }
}