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睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C
$ ^. ~: z) T+ P% Ltvb now,tvbnow,bttvbweigh A & B (ex. B heavier)- o0 K. V$ k, M( Y/ z) W: x7 ]/ d5 l
then weigh B & C (B & C same weight)5.39.217.76- B5 b1 v7 X3 G2 _
to find which group has the weight difference and find out is it (A is lighter)
. ?! p, ]& K( J4 |9 @- N" xTVBNOW 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 lighter3 }' o2 B# D* M2 T$ J# w
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
' {) t, [4 u4 ZTVBNOW 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。measure 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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