sub __{$_[0]=~y-=#&!~_`'.+,/<>():;?- .,eintsrahgldmfopv-;print@_}
sub _{($,,$:)=split/=/,$_[0],2;$* =$*?"$:$*":$:;__
"O_=`,!=$,=>+y=:)=C,r~'`(+'=(y=`.u!=<:?!=/+?!=`:=(!$/$*#$/$/"}map{_$_
}")~.'`=+=;+.`.~>/!=~_=+=;!+.=`.!!","'!c:_>=`w:=`u.`<!=>:?!'=+_>="
,"`,~.>=`,.!!=).!_c,=,!_'&=","):u.`,=):u.=c+<<~_/=b~.>'&$/"
,")~)`,=)~?!=/:<>!_=.~_/'&=","'~x`,='~x=/!!'!=+-<+y~_/&="
,"'!?!_`,='!?!_='w+_'=+-'w~((~_/&$/","!~/,`,=!~/,`=(+~>'=+-(~<k~_/&="
,"_~_`,=_~_!=<+>~!'=>+_c~_/&=","`!_`,=`!_=<:.>'=+-<!+;~_/&$/"
,"!<!?!_`,=!<!?!_=;~;!.'=;~;~_/&=","`w!<)`,=`w!<?!=>.u((!.'=>.u((~_/&="