Heidi get brain thumb but evening is not challenge await dauntless agent dinner precisely midnight n attendee love play risky gameevery zombie get number ni 1nin write forehead although zombie number number write forehead N1 fellow note number unique from point communication zombie allow observation key success when cuckoo clock strike midnight attendee simultaneously guess number forehead if guess number correctly zombie survive home happily on hand single attendee manage guess number correctly doom diezombie are not bright creature Heidi act fast want jeopardize life she single option perform quick surgery brain manage chest ability remotely reprogram decisionmake strategy attendee upcoming midnight game can suggest sound strategy Heidi give rule game ensure attendee guess number correctly possible sequence number foreheadsGiven zombie rank R n1 number ni attendee forehead program return number zombie rank r shall guess those answer define strategy check flawless