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
3 U8 {) c" B" n* wwww.tvboxnow.com共四堆$ f' L) E% m0 ?
称两次得出异常的在那一堆，其轻重
5 b$ d: _( Y& L+ T! D" a在异常的那一堆中在称一次
4 D( x! a8 r7 o/ Z就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
$ e& I9 Z$ r8 V! v( c6 OTVBNOW 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。weight any 2 sets.www.tvboxnow.com: l1 A! ]% a- v5 t  ^
if the 2 sets are equal, then you know the heavy one is in the third+ `: E0 G' d$ B. _) @& ?5 q
if one of the 2 is heavier, then the heavy one is in that set公仔箱論壇& s. c# g; H' e. m1 f
then divide the 4 balls into 2.
1 B7 @- B0 p. u* ]! }7 uweigh them
! B  Y, s# h# w. Fand divide the heavier into 1$ }, d" }+ x+ u3 W: ^
and weight them.- E1 j/ c& H' b$ O  r
3 x weighing and get the ans.  
6 S5 }+ y' Y0 Q* D6 ^" v; Y8 Xin less than 15 secs.

kino_kino

1. 6 aside and weight.
% v4 a8 ~6 m, s: v, 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。2. heavier side from (1), 3 aside weight again.www.tvboxnow.com, H; O- R. J$ R4 b/ o
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. " D, f9 V1 X/ G% a9 Z7 K+ S

4 Q9 k- H4 i6 c5 l0 Qbut i have a question. 重量異常 can be heavier or lighter.... so......