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5.39.217.76+ L' q/ k( R0 u' r6 Y( y
共四堆公仔箱論壇7 V' M3 S6 K) C1 M  h1 X/ e& Q
称两次得出异常的在那一堆，其轻重
+ _: h8 {# c7 m; {/ @$ F公仔箱論壇在异常的那一堆中在称一次公仔箱論壇& R" A3 a+ y: g# K9 S! m  _% t
就可以找到了

ceteriz

divde the 12 balls into 3 sets of 4.
* q* F0 g2 L# X1 Mweight any 2 sets.
1 q, T4 L3 Z6 wif the 2 sets are equal, then you know the heavy one is in the third
) s6 F/ N+ O2 pif one of the 2 is heavier, then the heavy one is in that set6 w4 O, q" C( q. _) Q! v3 [& e
then divide the 4 balls into 2.tvb now,tvbnow,bttvb* v: ~4 w- _) V8 I0 U& y
weigh them公仔箱論壇: e% t3 `( R) n5 L5 n# W
and divide the heavier into 1tvb now,tvbnow,bttvb' V% R- a5 _/ F  k  b
and weight them.
6 ]* h6 a/ {1 R4 Itvb now,tvbnow,bttvb3 x weighing and get the ans.  
' [! \8 e, r6 e# f( w/ y- }公仔箱論壇in less than 15 secs.

kino_kino

1. 6 aside and weight.
! H" T  C! l) P( `, W! j6 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.
) Q5 z- t/ f, m! Mtvb 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. 5.39.217.76) \. d1 `7 H9 k' c, ~

% A4 G+ L/ A1 [4 r公仔箱論壇but i have a question. 重量異常 can be heavier or lighter.... so......