原帖由 stupid818 於 2008-4-17 11:42 PM 發表 
9 F( S$ _4 P# J) T' k- v$ MTVBNOW 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。first, compare 6 and another 6. they must have difference. 公仔箱論壇9 @0 j" C- }& }4 V
second, divide those 6 heavier one into two, each has 3. u will find difference again.
; O4 v& n% b3 G9 j3 a' \0 H- y3 P5.39.217.76third time, if u put 2 and they are equal, u will kno ... * b# a- I+ u, @3 {8 O$ ^公仔箱論壇
4 Q2 |* B) u" M0 ctvb now,tvbnow,bttvbbut the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |