<?php function wordScore($word){ $map = '^^abcdefghijklmnopqrstuvwxyz1234567890'; return array_reduce(str_split($word), function($score, $letter) use ($map) { if (!$score) $score = 2; echo pow(stripos($map, $letter), 2) . ", "; return $score | pow(stripos($map, $letter), 2); }); } echo wordScore('london') . "\n"; echo wordScore('sports'); exit;
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