[백준 2530] 인공지능 시계

문제

https://www.acmicpc.net/problem/2530

2530번: 인공지능 시계

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내가 작성한 코드

import java.io.*;
import java.util.StringTokenizer;

public class 백준2530 {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        StringTokenizer st = new StringTokenizer(br.readLine());
        int hour = Integer.parseInt(st.nextToken());
        int min = Integer.parseInt(st.nextToken());
        int sec = Integer.parseInt(st.nextToken());

        int time = Integer.parseInt(br.readLine());

        int ntime = hour*3600 + min*60 + sec;
        int etime = ntime + time;

        int rsec = etime%60;
        int rmin = (etime/60)%60;
        int rhour = (etime/60)/60;

        if(rhour>=24){
            rhour -= 24*(rhour/24);
        }

        bw.write(Integer.toString(rhour)+" "+Integer.toString(rmin)+" "+Integer.toString(rsec));
        bw.close();
    }
}