lux1261

答案!!!!!!!!!答案!!!!!!!!!!!答案!!!!!!!!!!!!!1

lesley

^:)^ >:D<

leekh

thx

jc49

let cc

Special_Forces

not possible

sm911118

不知道要怎麼做阿??

laou

hao

jen198053

there got more simple way to do it, just read my way, the one i answered before

samkk123

the

hakis

see 了

jenfien

第一次,一边5个称,若质量没有异常就只称剩下的2个就知道异常的那个了;若有异常就把异常的那5个用一边2个称第二次,若没有异常就是剩下的那个异常了,若有异常就把异常的那2个再2一边1个称第三次就知道了

fxenon

how?

nyb

先分3个一堆
: x5 s' H2 t4 W8 J5 ~* x共四堆/ b, \9 d: |' j( |" S% p. ]
称两次得出异常的在那一堆，其轻重8 W4 A$ J' C% Q5 w# e. j/ |* |
在异常的那一堆中在称一次公仔箱論壇( e2 @8 f, }* n- G, L
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4. os.tvboxnow.com' z$ i0 G' M% p+ u* U4 m5 p: z# E. K; l
weight any 2 sets.
" U6 ^, c: t2 r8 W; ~3 y1 nif the 2 sets are equal, then you know the heavy one is in the third
) E# J" g7 r/ T7 _公仔箱論壇if one of the 2 is heavier, then the heavy one is in that set  y* v3 P; Z  U: A) @: P% e
then divide the 4 balls into 2.
5 F" R& k& V" b- ?- x; w- W3 X, s公仔箱論壇weigh them
1 e9 H# Y! \  uos.tvboxnow.comand divide the heavier into 1
; r9 `' ^8 o. O3 ^. z( @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。and weight them.os.tvboxnow.com( d8 T+ ?" ~$ P$ `4 b9 U2 N2 z: c
3 x weighing and get the ans.  
4 b: e9 g; N; B$ |4 }8 P: b公仔箱論壇in less than 15 secs.

kino_kino

1. 6 aside and weight.
0 c# b. S, S4 B1 k& \. Cos.tvboxnow.com2. heavier side from (1), 3 aside weight again.
+ [* R" j1 \$ y, O4 V( T! f公仔箱論壇3. heavier side from (2), take 2 out of 3 to weight. If equal weight the one not on the scale is the heavier one. else the heavier one on the scale is the odd one.
2 z6 P4 e1 ~" P% g$ j0 ?3 H, p6 ?tvb now,tvbnow,bttvbos.tvboxnow.com. L- o& l8 Z2 @1 [& L
but i have a question. 重量異常 can be heavier or lighter.... so......