phpinclude'utils.php';if(isset($_POST['guess'])){$guess=(string)$_POST['guess'];if($guess===$secret){$message='Congratulations!Theflagis:'.$flag;}else{$message='Wrong.TryAgain';}}if(preg_match('/utils\.php\/*$/i',$_SERVER['PHP_SELF'])){exit("hacker:)");}if(preg_match('/show_source/',$_SERVER['REQUES

phpinclude'utils.php';if(isset($_POST['guess'])){$guess=(string)$_POST['guess'];if($guess===$secret){$message='Congratulations!Theflagis:'.$flag;}else{$message='Wrong.TryAgain';}}if(preg_match('/utils\.php\/*$/i',$_SERVER['PHP_SELF'])){exit("hacker:)");}if(preg_match('/show_source/',$_SERVER['REQUES