Video Duration

import java.util.Scanner;


public class VideoDurations {

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

        String videoLenght = "";
        int hoursLenght = 0;
        int minutesLenght = 0;
        int hoursSum = 0;
        int minutesSum = 0;

        while (true) {
            videoLenght = input.nextLine();

            if (videoLenght.equals("End")) {
                break;
            }

            String[] times = videoLenght.split(":");
            hoursLenght = Integer.parseInt(times[0]);
            minutesLenght = Integer.parseInt(times[1]);

            hoursSum += hoursLenght;
            minutesSum += minutesLenght;

            if (minutesSum >= 60) {
                hoursSum += 1;
                minutesSum -= 60;
            }

        }

        String mins = String.format("%2d", minutesSum).replace(' ', '0');

        System.out.printf("%d:%s",hoursSum, mins);
    }

}