<?php $weight_distribution = [ '5' => 0, '10' => 6, '15' => 7, '20' => 3, ]; function distribute_weights($weight, &$distribution) { while ($weight > 0) { foreach ($distribution as $max => $count) { if ($weight <= $max) { break; } } ++$distribution[$max]; $weight -= $max; } } distribute_weights(21, $weight_distribution); var_export($weight_distribution);
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