原帖由 stupid818 於 2008-4-17 11:42 PM 發表 TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。6 K, L, q+ P! m$ S
first, compare 6 and another 6. they must have difference.
! W/ e$ O {1 L! M9 {# P! P5.39.217.77second, divide those 6 heavier one into two, each has 3. u will find difference again.tvb now,tvbnow,bttvb4 d, p( `6 ^/ X- u: P
third time, if u put 2 and they are equal, u will kno ... ; T- M |3 [! \5 g4 q4 d, L8 b
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but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |