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睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C/ Z* w9 z$ D: U4 `; d- I, K
weigh A & B (ex. B heavier)
/ {. m8 }( w$ l3 t' tTVBNOW 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。then weigh B & C (B & C same weight)
- Y! O/ l& \5 dto find which group has the weight difference and find out is it (A is lighter)5.39.217.76/ ~% ^4 X) l2 ^& g3 {  Q4 b
heavier or lighter公仔箱論壇, t5 n6 Y8 U6 _: _  U
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
% @5 S! |  e9 m' \5 TTVBNOW 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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