原帖由 stupid818 於 2008-4-17 11:42 PM 發表 
/ b r1 c( l/ ~5 Q' {1 btvb now,tvbnow,bttvbfirst, compare 6 and another 6. they must have difference.
3 }# M' t! f- N公仔箱論壇second, divide those 6 heavier one into two, each has 3. u will find difference again.5.39.217.77:88983 L, b5 U; m' A" l
third time, if u put 2 and they are equal, u will kno ... tvb now,tvbnow,bttvb& a1 L+ I$ e0 \9 J+ ~4 K3 m
# F& }& D* K ^! otvb now,tvbnow,bttvbbut the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |