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
" P$ I) \) F& l" R" @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。共四堆
* V; R1 c6 Z! vTVBNOW 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。称两次得出异常的在那一堆，其轻重
6 b$ N. Y; x$ K5 Y/ }5 t5 r在异常的那一堆中在称一次  b# y6 a5 Q0 k1 q; y$ M
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
5 Q( F. Z, D" B; S0 {公仔箱論壇weight any 2 sets.
/ f! h4 ^7 f. i公仔箱論壇if the 2 sets are equal, then you know the heavy one is in the third
" ~% r# i% d; a& K! d) |* x: Sif one of the 2 is heavier, then the heavy one is in that set0 a- F: i$ S# o, F* I! H) {
then divide the 4 balls into 2.
, x8 Q7 I9 [4 nweigh them
; @6 [5 L. _( z7 ]& a8 g公仔箱論壇and divide the heavier into 1" z- A1 i! L& ]2 V$ I9 ^! J/ f3 y
and weight them.
% f" A3 M8 F9 S8 `2 `/ jwww3.tvboxnow.com3 x weighing and get the ans.  
2 c! c: M5 W: o( Ktvb now,tvbnow,bttvbin less than 15 secs.

kino_kino

1. 6 aside and weight.
% j+ O; i; I5 C2 M, V* Y! y# D! UTVBNOW 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.公仔箱論壇: z8 k; x8 g! j( m  }/ d. k
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.
8 D' y# i9 V8 F: f* u8 Y! R
: V2 w& _" T. q! W% J" ]: iTVBNOW 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......