sub _{${_}=q{HBAy@YA\l{}nK@\KbB\K~{}WZG@[CCAm};${_}={q{{{}}}=>[reverse+split+q{{}}]};${_}->{q{{{}}}}->[@{_}];}
$_=reverse+_({},{})^qq{\056}x+length&_({},{})and+print;