返回列表 回復 發帖
睇睇.. 完全唔識- -
lets try
take 4 balls as a group, 3 groups - A B C- [2 f) H5 R# @: O' P. i
weigh A & B (ex. B heavier)公仔箱論壇9 o! J. N6 {, d2 O7 J
then weigh B & C (B & C same weight)tvb now,tvbnow,bttvb" Z- E/ L9 x8 }/ K  R
to find which group has the weight difference and find out is it (A is lighter)
! ?0 D$ J" g9 c) |heavier or lighter
8 ^/ K3 X& _% f, |2 q4 W9 C# @tvb now,tvbnow,bttvbthen measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter). g8 D1 p' z; ^6 a9 B' V6 W
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
返回列表