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( F- M1 V. ^" f0 O+ F% j2 A
共四堆2 s! m: k) p1 c$ ^0 D
称两次得出异常的在那一堆，其轻重5.39.217.77:8898% u' Y" Y- X; r
在异常的那一堆中在称一次公仔箱論壇. b$ z+ o/ \6 G4 F' A
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
1 J0 X: j* b8 @* ~weight any 2 sets.
/ J/ c9 t+ q  l: Y5.39.217.77:8898if the 2 sets are equal, then you know the heavy one is in the third
4 d: ^  U6 ?1 C7 L7 m- 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。if one of the 2 is heavier, then the heavy one is in that set
' z" a7 S7 Q! x* @tvb now,tvbnow,bttvbthen divide the 4 balls into 2.
  r. p; P. O4 u6 V9 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。weigh them
1 q6 P' X5 h, M, L' g  \and divide the heavier into 1
; G& c6 i; h3 _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。and weight them.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。3 q* I4 Q! H! N! C) w
3 x weighing and get the ans.  , \# h  f% o: N5 P0 }5 D
in less than 15 secs.

kino_kino

1. 6 aside and weight.公仔箱論壇  L8 v8 N( x4 g" G
2. heavier side from (1), 3 aside weight again.
) j; H" @) B4 ?( U% Etvb now,tvbnow,bttvb3. 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. tvb now,tvbnow,bttvb* A5 A: T( X. c

  T0 @+ h; ?1 N" |' O- a7 A( dtvb now,tvbnow,bttvbbut i have a question. 重量異常 can be heavier or lighter.... so......