(solution. figure it out yourself, or you'll be sorry!)
Perngr n ybbc. Hfr nyy cvrprf rkprcg gur Hc cvrpr ng zrqvhz/znkvzhz cbjre. Hfr gur Hc cvrpr gb ahqtr gur juvgr cnegvpyrf gb gur yrsg. Fraq gur juvgr cnegvpyrf qbja ng gur hccre-yrsg. Fraq gurz evtug guebhtu gur oyhr. Fraq oyhr cnegvpyrf hc guebhtu gur checyr pvepyr.