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睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C公仔箱論壇: B8 [7 r' ~* C6 p3 z
weigh A & B (ex. B heavier)
' t* Y. z9 l; E7 x) }  }then weigh B & C (B & C same weight)tvb now,tvbnow,bttvb+ A; x( [' k! g* ^+ ]) n
to find which group has the weight difference and find out is it (A is lighter)
+ x( K1 X: O; }% S" l4 Y; C) PTVBNOW 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。heavier or lighter
$ e* i- Y, r, S' d! itvb now,tvbnow,bttvbthen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
- {8 g% Y( W# ^# Ttvb now,tvbnow,bttvbmeasure E vs F to find which 1 is lighter....
简单!!
easy
???
is it really tht hard?
thank you for your sharing!
???????????????
唔識
thx
;)) ;))
好難呀....
分成a,b,c三堆,分别为5,5,2三堆,先称a与b,若平衡,则中a中取一个与c中任一个称,就得到结果。若a与b不平衡,假设a略重,重a中随机取3个出来加上c中任一个,b中取3个出来加c中的任一个,若平衡,则a中剩余一个就为异常。若a仍重

哈哈

hv a look
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