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5 H  e2 @* T; y$ g5 C7 M" c0 B
共四堆. l+ ?. h( L% v7 z5 M) ?- A
称两次得出异常的在那一堆，其轻重
. g5 x4 \; v+ K8 d" \/ oTVBNOW 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。在异常的那一堆中在称一次
8 B3 a/ s8 M0 N' S: K( J3 W# \就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4. 5.39.217.778 \  A! c0 }& `: T2 x/ W8 [
weight any 2 sets.5.39.217.77* [; Z3 e8 f7 h
if the 2 sets are equal, then you know the heavy one is in the third公仔箱論壇; t3 d0 |5 y" }4 |9 x
if one of the 2 is heavier, then the heavy one is in that settvb now,tvbnow,bttvb, u, m- `- ^, ^5 v) f! Y) o4 z
then divide the 4 balls into 2.3 {# H7 ~; l# H( o# y
weigh them
+ F3 J; E9 W/ @/ @and divide the heavier into 1
/ A$ [$ t. o0 s, j6 c+ K5.39.217.77and weight them.
! V) q( i' d/ Y8 Q+ w3 G' XTVBNOW 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。3 x weighing and get the ans.  
$ ]8 l. S; {* C6 KTVBNOW 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。in less than 15 secs.

kino_kino

1. 6 aside and weight.
# n5 \) ^: i. {$ {4 L: K公仔箱論壇2. heavier side from (1), 3 aside weight again.8 R8 ]- @3 g/ w/ f) m6 w: R, t* c
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. 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。" o( S; S9 Z/ O' \" S
* W: n; f0 O7 H. Y( U; ]2 ]! O# {( ]
but i have a question. 重量異常 can be heavier or lighter.... so......