Well..divided into 6/6 first to define a heavier group is certainly right. Randomly select 3/3 will result another heavier group.
1 ^) ^. A5 z; w% q+ G" YTVBNOW 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。The problem is we don't know the weight of each individual ball, so it will not be accurate to figure out which ball is irregular by only weight them once.tvb now,tvbnow,bttvb9 X8 K$ l5 l/ u( F
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