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个一堆公仔箱論壇3 \7 u4 y4 g5 v! ~0 R
共四堆公仔箱論壇& \- R; C0 ~1 d+ ?
称两次得出异常的在那一堆，其轻重
. w2 s' J2 I' J0 `( O5 m" |- cwww2.tvboxnow.com在异常的那一堆中在称一次
( m# U& ^% X! Q( i! Y' Qtvb now,tvbnow,bttvb就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
9 f% C3 ?6 S0 b. kwww2.tvboxnow.comweight any 2 sets.! S9 a+ I' y  N0 `" D
if the 2 sets are equal, then you know the heavy one is in the third
# b. ~3 y; W7 H+ g7 |$ L. h: [$ {' lif one of the 2 is heavier, then the heavy one is in that settvb now,tvbnow,bttvb: S7 B$ ~+ q/ B  h- q% z
then divide the 4 balls into 2.
. |7 S8 ?- n: u) m' w8 ltvb now,tvbnow,bttvbweigh themwww2.tvboxnow.com1 c3 ?5 I9 Q/ C: a/ z* D
and divide the heavier into 1www2.tvboxnow.com5 ^7 P2 U$ v1 k* V) Q9 ]2 x7 i# P1 V
and weight them.2 i/ u0 \. X& X- d
3 x weighing and get the ans.  
- i/ o  |( E& M& Zin less than 15 secs.

kino_kino

1. 6 aside and weight.公仔箱論壇% L  B  D8 n0 \. \% X) v
2. heavier side from (1), 3 aside weight again.
+ s; i! R9 Q0 J/ Xwww2.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.   o) a, D: \# w: [/ ~7 J8 `

* x% f2 E( K9 V: ~6 PTVBNOW 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。but i have a question. 重量異常 can be heavier or lighter.... so......