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
8 p/ J/ U7 f( q1 R& ltvb now,tvbnow,bttvb共四堆
. ]( _+ _* f) i5.39.217.77:8898称两次得出异常的在那一堆，其轻重9 B5 b! O9 V. Z6 k" S( ]4 g! I2 P5 p
在异常的那一堆中在称一次
+ v( G+ W8 o+ o6 ]8 i! q& Dtvb now,tvbnow,bttvb就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
3 K1 z, b: z/ Y7 bweight any 2 sets.
4 w" r  x" l* N/ ~9 g" [& I! J  w5.39.217.77:8898if the 2 sets are equal, then you know the heavy one is in the third
( V2 z; p; H8 D5.39.217.77:8898if one of the 2 is heavier, then the heavy one is in that setTVBNOW 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。9 f" K9 X5 b# M% _8 K* E5 A
then divide the 4 balls into 2.
6 e! q+ }5 E( 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。weigh them
2 V8 q: Z3 k6 n+ [+ V, Z6 Mtvb now,tvbnow,bttvband divide the heavier into 1TVBNOW 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。+ G  s; L' y7 I/ J, u& K2 m! `
and weight them.公仔箱論壇: i: [1 h" r4 m$ B; c
3 x weighing and get the ans.  公仔箱論壇' I2 G- {0 {$ O
in less than 15 secs.

kino_kino

1. 6 aside and weight.
3 ^! Y+ X) l. n9 m2. heavier side from (1), 3 aside weight again.
/ Q1 ], U- D1 [/ v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.
: U3 Y" ?* i; M2 J3 _tvb now,tvbnow,bttvb
3 r, T  M3 W+ [5.39.217.77:8898but i have a question. 重量異常 can be heavier or lighter.... so......