Online PHP editor | refs for Qf2W8

<?php class Shipping { /** * @return integer The minimum number of boxes needed to hold a given number of items */ public static function minimalNumberOfPackages($items, $availableLargePackages, $availableSmallPackages) { $maxSize = 5; $minSize = 1; if ($items < $maxSize) return $items * $minSize; if (($items - ($maxSize * $availableLargePackages + $availableSmallPackages)) > 0) return -1; $itemsNotHoldByMax = $items / 5; var_dump($itemsNotHoldByMax); if ($itemsNotHoldByMax > $items) $itemsNotHoldByMax = $availableLargePackages; return $itemsNotHoldByMax + ($items - $maxSize * $itemsNotHoldByMax); } } echo Shipping::minimalNumberOfPackages(16, 2, 10);