Exam - 7 January 2018 - 02. Airplane

<?php
$h = intval(readline());
$m = intval(readline());
$flightDuration = readline();
$sum = ($flightDuration + $m) / 60;
$min = ($flightDuration + $m) % 60;
$finalHours = floor($sum + $h);
if ($finalHours >= 24) {
    $finalHours -= 24;
}
echo sprintf("%01.0fh ", $finalHours);
echo sprintf("%01.0fm", $min);