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
! w6 ?, Y% E" Y/ F$ w0 d0 z; t, P共四堆公仔箱論壇0 D# S1 k# k9 W  B# w+ B. q
称两次得出异常的在那一堆，其轻重
  ?+ q- d  V8 t9 o; c* }9 c在异常的那一堆中在称一次www2.tvboxnow.com: m+ l+ g- Y2 N- h  F
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
  G1 [8 A" _, h( Aweight any 2 sets.公仔箱論壇# Y2 W, q3 B  A* Z4 f  w" q
if the 2 sets are equal, then you know the heavy one is in the thirdTVBNOW 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。0 k3 V4 v1 S- r, K9 o5 R
if one of the 2 is heavier, then the heavy one is in that set
5 L4 r. e& Z0 _4 [% u2 Q* dTVBNOW 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。then divide the 4 balls into 2.$ i  |% N  U8 }( [5 v. m, L5 O
weigh themTVBNOW 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。5 c1 r% _$ q: u# A
and divide the heavier into 1公仔箱論壇" m3 I) {. u; Z0 u! g) ?
and weight them.
# y% K( J& ^+ }7 e9 W# }tvb now,tvbnow,bttvb3 x weighing and get the ans.  
1 H6 e. R% t! Gtvb now,tvbnow,bttvbin less than 15 secs.

kino_kino

1. 6 aside and weight.tvb now,tvbnow,bttvb/ [. P& ~/ E9 K: B
2. heavier side from (1), 3 aside weight again.
. D: i6 m5 T4 R: J0 `+ utvb 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.
/ o) x; X# u) L4 d公仔箱論壇
/ r' b$ B/ |4 f& {6 b$ _  [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。but i have a question. 重量異常 can be heavier or lighter.... so......