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
1 x  w, L% R, G0 Q公仔箱論壇共四堆
8 E# v% d8 D( w. d$ G称两次得出异常的在那一堆，其轻重
* T7 p. Y9 W" x7 q7 ftvb now,tvbnow,bttvb在异常的那一堆中在称一次tvb now,tvbnow,bttvb8 z6 V* v( p4 ?" V8 Z1 x4 f
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4. ) k3 b$ E6 G4 l2 a) a3 G
weight any 2 sets.
( @- {/ w8 T4 aif the 2 sets are equal, then you know the heavy one is in the third! X$ w. O5 \+ J. Y
if one of the 2 is heavier, then the heavy one is in that set
& _2 B+ Z" ?/ xthen divide the 4 balls into 2.5.39.217.769 c6 ?4 E* q0 K: B0 ?
weigh themtvb now,tvbnow,bttvb# k8 u/ f5 G) T0 d4 B. B+ \% _. p3 a
and divide the heavier into 1
. \; h2 z' }' e* E; Z! r. }: S: }公仔箱論壇and weight them.
. L+ D  ]9 Y8 O) QTVBNOW 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.  
( u7 P" k& x# _; m0 M+ Otvb now,tvbnow,bttvbin less than 15 secs.

kino_kino

1. 6 aside and weight.* J1 p2 q- H; g
2. heavier side from (1), 3 aside weight again.
$ m/ Y" J2 @5 y! \; a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. ! i4 y2 \  H, ^
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。6 K' o/ u9 O5 ]- r3 k. q1 T" W5 V. G
but i have a question. 重量異常 can be heavier or lighter.... so......