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
# D+ H1 [4 Q: z共四堆
- M: J7 F( a/ K7 N2 V% }1 c! t4 S称两次得出异常的在那一堆，其轻重
3 o! W  D* r) g7 y在异常的那一堆中在称一次6 M, Z. Y* f# [% O9 N& C
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
/ X8 V& i; |% i2 o, Uweight any 2 sets.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。  Q6 G! o: t' A  J
if the 2 sets are equal, then you know the heavy one is in the third
) E) E- Z$ q1 a. Ptvb now,tvbnow,bttvbif one of the 2 is heavier, then the heavy one is in that set
* ?6 A. j+ z) V3 vtvb now,tvbnow,bttvbthen divide the 4 balls into 2.
4 ]) m* d4 m3 U6 U, wwww3.tvboxnow.comweigh them
8 ~+ s+ r8 _. K+ Z; r9 h1 W2 F4 |: j; TTVBNOW 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 divide the heavier into 1
* `. j' n; q. z6 L+ Y/ f. F* A4 f0 `; hand weight them.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。. j/ Q# I. N' [4 o/ X6 x5 g9 P
3 x weighing and get the ans.  www3.tvboxnow.com- T* `! c2 o& _% ]7 g4 v
in less than 15 secs.

kino_kino

1. 6 aside and weight.www3.tvboxnow.com3 p5 F. |; U+ F6 Q
2. heavier side from (1), 3 aside weight again.
. Q6 `6 o, _6 e+ x4 P/ Stvb now,tvbnow,bttvb3. 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. : V2 P  j# f$ t9 i* Q3 ~
/ f! A- p" M6 W$ a# f4 r, v
but i have a question. 重量異常 can be heavier or lighter.... so......