<?php

	function dominó($data) {
		$ret = '';
		$remains = null;
		$tmp = null;
		for ($i = 0; $i < strlen($data); $i++) {
			$remains = 0;
			$tmp = ord($data[$i]);
			while ($tmp > floor(ord($data[$i]) / 8)) {
				$tmp = floor($tmp / 2);
			}
			$tmp = ($tmp >= 10 ? $tmp : '0'.$tmp);
			$remains = ord($data[$i]) - ($tmp * 8);
			$ret .= $tmp.'.'.$remains;
			$remains = null;
			$tmp = null;
		}
		return $ret;
	}

	function dominar($data) {
		$ret = '';
		foreach (str_split($data, 4) as $targetPart) {
			$targetPart = (explode('.', $targetPart)[0] * 8) + explode('.', $targetPart)[1];
			$ret .= chr($targetPart);
		}
		return $ret;
	}

?>