01. Sum Seconds

package S2_ConditionalStatements;

import java.util.Scanner;

public class SumSeconds {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int first = Integer.parseInt(scanner.nextLine());
        int second = Integer.parseInt(scanner.nextLine());
        int third = Integer.parseInt(scanner.nextLine());

        int totalSeconds = first + second + third;

        int minutes = totalSeconds / 60;
        int seconds = totalSeconds % 60;

        if (seconds < 10) {
            System.out.println(minutes + ":0" + seconds);
        } else {
            System.out.println(minutes + ":" + seconds);
        }
    }
}