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
( Z% w8 a1 T! r" Y& r# y! `9 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。共四堆
: \) H4 @& Y. h9 ?- f称两次得出异常的在那一堆，其轻重tvb now,tvbnow,bttvb. D5 ?. l% ~8 a# Z5 F8 o
在异常的那一堆中在称一次
, i% D* m, z+ L  K) j3 ?) u就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4. ! o; o' }* g. G2 A
weight any 2 sets.$ j2 e% J2 |, Z$ H3 e! x$ [  R& {
if the 2 sets are equal, then you know the heavy one is in the third
+ a/ [4 L+ C' P1 c  [tvb now,tvbnow,bttvbif one of the 2 is heavier, then the heavy one is in that settvb now,tvbnow,bttvb3 @( E  _+ _$ Y% z
then divide the 4 balls into 2.
$ I9 M) V  I' T7 F" ~+ _; I5 }weigh them
3 U4 d! A. A. l/ }" bwww2.tvboxnow.comand divide the heavier into 1
: ?. }5 p+ |# g+ d1 L) J/ [, a' band weight them.www2.tvboxnow.com& N7 e: G3 `: l
3 x weighing and get the ans.  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。7 d: t7 e& K* {0 ^
in less than 15 secs.

kino_kino

1. 6 aside and weight.
- z# O+ b' `! S9 q7 GTVBNOW 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。2. heavier side from (1), 3 aside weight again.
. y, l* R7 ^8 X$ r2 Y% f, gwww2.tvboxnow.com3. 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 ?# F6 t" o7 T2 X  |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。
/ X& M1 @7 u: B" W! E7 bwww2.tvboxnow.combut i have a question. 重量異常 can be heavier or lighter.... so......