<?php function power($s) { return array_sum(array_map(function($e) { return ord($e) - 64; }, str_split($s))); } function battle($x, $y) { $l = power($x); $m = power($y); echo ($l == $m) . " - " . $l . " - " . $m . "\n"; return ($l > $m) ? $x : ($l < $m) ? $y : "Tie!"; } echo battle("FOUR", "FIVE");
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