Think more!

What's my keyword:
'', '& ' => '', '&& ' => '', ';' => '', '|' => '', '-' => '', '$' => '', '(' => '', ')' => '', '`' => '', '||' => '', '/' => '', '\\' => '', ); $target = str_replace(array_keys($substitutions),$substitutions,$target); echo shell_exec($target); if($_GET["typeBox"] == "flag") echo "You did again! Impressive."; } ?>