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
/ I8 E" e. p4 T  Z) ?3 D2 Y7 c1 z公仔箱論壇共四堆
  ?% A! ^% B4 g$ B! i0 B1 ~tvb now,tvbnow,bttvb称两次得出异常的在那一堆，其轻重$ r: x% D# c1 A  b2 @
在异常的那一堆中在称一次
# m; V, g5 z8 G1 r! A& ZTVBNOW 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。就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
# r4 [% [" X4 D1 {) Hwww.tvboxnow.comweight any 2 sets.
1 Q2 z8 c% e! \" g0 r2 V, MTVBNOW 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。if the 2 sets are equal, then you know the heavy one is in the third) k+ Z: b6 h' E
if one of the 2 is heavier, then the heavy one is in that set公仔箱論壇. G* A' S# ?# z7 C8 X
then divide the 4 balls into 2.0 y% k5 p9 @* Q0 f
weigh them! h  M) U# Y) `
and divide the heavier into 19 I, ]8 n* M. x( z0 m' M
and weight them.
( R' y7 J! |- ]- B$ L; g. 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。3 x weighing and get the ans.  www.tvboxnow.com7 p6 |! F' s. A) ~4 @
in less than 15 secs.

kino_kino

1. 6 aside and weight.公仔箱論壇2 V  n+ ?5 P, k, M' m* x
2. heavier side from (1), 3 aside weight again.
& h4 Q2 ^! @/ D8 Owww.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.
' g$ p& G, R( s6 L1 a6 yTVBNOW 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。
1 R. S: ^+ i9 X公仔箱論壇but i have a question. 重量異常 can be heavier or lighter.... so......