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原帖由 stupid818 於 2008-4-17 11:42 PM 發表
& H- M- O- x* [8 }" \first, compare 6 and another 6. they must have difference.
+ c: b; x3 S' C- E, Usecond, divide those 6 heavier one into two, each has 3. u will find difference again.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。' o  W$ C5 |+ s: _
third time, if u put 2 and they are equal, u will kno ...
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but the question has not defined whether the abnormal ball is heavier or ligher than normal ones ....
終於想通了 , 但跟樓主答案不一樣的方法$ M( u1 C3 P" P( q( K/ m1 _
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用了... 大約兩三小時
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[ 本帖最後由 kfflee 於 2008-4-21 02:15 PM 編輯 ]
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