[백준] 2530번 : 인공지능 시계 - Dart(다트)

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

import 'dart:io';
void main(){
    String? st=stdin.readLineSync();
    final v=st!.split(' ').map<int>((o)=>int.parse(o));
    var h=v.elementAt(0);
    var m=v.elementAt(1);
    var s=v.elementAt(2);
    int? n=int.parse(stdin.readLineSync()!);
    var sum=s+n;
    m+=sum~/60;
    sum%=60;
    h+=m~/60;
    m%=60;
    h%=24;
    print("${h} ${m} ${sum}");
}