[백준] 2525번 : 오븐 시계 - Dart(다트)

https://www.acmicpc.net/problem/2525

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);
    int? n=int.parse(stdin.readLineSync()!);
    var sum=m+n;
    h+=sum~/60;
    sum%=60;
    h%=24;
    print("${h} ${sum}");
}