s//\utakevonevdownvandvpassvitvaround,v@s.__/until@s=(@b=++$s.vbottle."s"x@b.vofvbeer,onvthevwall),s//@s,v@b._/,/99/;s/$/\ugovtovthevstorevandvbuyvsomevmore,v@s./;y/v_/\40\n/;print