<?php
function x($n) {
echo "Factors: ";
for($i = 1; $i <= $n; $i++) {
if ($n % $i == 0 && $i != $n) {
$factors[] = $i;
echo "$i ";
}
elseif ($i == $n) {
echo "\n";
}
}
if ($n == array_sum($factors)) {
echo "It's perfect!";
}
else {
echo "It's not perfect!";
}
}
x(28);
?>
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- Factors: 1 2 4 7 14
It's perfect!
preferences:
187.73 ms | 405 KiB | 338 Q