s$$,kcah HPAJ rehtona tsuJ$;
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$)->(($$)->(($$)->
(($$)->(($$=sub{print chop})
))))))))))))))))))))))))));;
s$$\nrekcah rehtona tey morf
$;$;=$$;$;->$;->$;->$;->$;->
$;->$;->$;->$;->$;->$;->$;->
$;->$;->$;->$;->$;->$;->$;->
$;->$;->$;->$;->$;->$;->$;()