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睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C
7 a! p) ?$ T$ Dweigh A & B (ex. B heavier)www3.tvboxnow.com9 Y* o9 ]% I' V# |% \! O; ]( o
then weigh B & C (B & C same weight)
' Q) T. X1 A: u" o% o# @to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb$ X/ t$ V5 r2 b* q. I' T* }$ _
heavier or lighter公仔箱論壇1 S! s2 @$ [9 s
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
4 u4 }% k; V& S6 B3 w( rmeasure 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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