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睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C
1 N% D, f! l! `0 n1 o5 a! x/ H公仔箱論壇weigh A & B (ex. B heavier)
9 [1 ~: q! N; {! N; e7 }1 L5.39.217.77:8898then weigh B & C (B & C same weight)
1 p; U# D3 s1 u/ Bto find which group has the weight difference and find out is it (A is lighter)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。: K7 P* B9 k" q& \: y; E
heavier or lighter3 X& B( f! I2 J7 b4 o: _
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
) F0 ~8 J1 N4 P& @4 P  omeasure 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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