Online PHP editor | output for UvnvQ

<?php //$input = file_get_contents('php://stdin','r'); //$params = explode("\n",$input); $params = [3,3,60,100] $probes = shift_array($params); function silnia($n) { return ($n <= 1) ? 1 : gmp_mul($n, silnia($n-1)); } function z($silnia) { $strSilnia = (string)$silnia; $zeroCount = 0; for ($i = strlen($strSilnia)-1; $i >= 0; $i--) { if ($strSilnia[$i] == 0) $zeroCount += 1; else break; } echo $zeroCount.PHP_EOL; } for ($i = 0; $i < $probes; $i++) { z(silnia($params[$i])) }