原帖由 stupid818 於 2008-4-17 11:42 PM 發表 ! k$ B. v- g! D- Z, x% S0 p
first, compare 6 and another 6. they must have difference. os.tvboxnow.com4 X! a% k+ H& h$ l1 l
second, divide those 6 heavier one into two, each has 3. u will find difference again.公仔箱論壇4 T& `: i" {. f/ j' |$ D" B1 N
third time, if u put 2 and they are equal, u will kno ... . d% H3 n$ X$ U U8 y8 N9 Z6 Qtvb now,tvbnow,bttvb公仔箱論壇/ l) r: x5 [6 P0 ~) n+ w _
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |