原帖由 stupid818 於 2008-4-17 11:42 PM 發表
$ M, ?6 ?0 X- X6 ~$ p! o" d, W$ X U. [first, compare 6 and another 6. they must have difference. 公仔箱論壇7 \% ~# V$ U& i- H
second, divide those 6 heavier one into two, each has 3. u will find difference again.
6 I4 ~5 j+ l+ K, T3 G公仔箱論壇third time, if u put 2 and they are equal, u will kno ... % {0 \& I) Z3 d7 |7 k* _tvb now,tvbnow,bttvbos.tvboxnow.com. j/ w$ g! W2 T8 x" v
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |