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答案!!!!!!!!!答案!!!!!!!!!!!答案!!!!!!!!!!!!!1
^:)^ >:D<
thx
let cc
not possible
不知道要怎麼做阿??
hao

the model answer is stupid

there got more simple way to do it, just read my way, the one i answered before
the
see 了
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
how?
先分3个一堆  m, L' D7 e% B
共四堆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。+ `: W9 z7 R" X" B5 A/ _
称两次得出异常的在那一堆,其轻重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。7 {1 _* p$ {; D8 u* E
在异常的那一堆中在称一次
' P# G7 Q) E$ E5 hTVBNOW 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
divde the 12 balls into 3 sets of 4. # P4 K0 f5 C& a
weight any 2 sets.
$ Y) I  h5 F# L& a0 X. c6 h# G8 m3 Lif the 2 sets are equal, then you know the heavy one is in the third公仔箱論壇9 o4 u$ W0 P3 G3 c+ ]8 \2 m+ F
if one of the 2 is heavier, then the heavy one is in that set
- m! t0 s& l; {$ m& F# O+ Qtvboxnow.comthen divide the 4 balls into 2.
- Q# N1 ^( g5 k( {. R$ C3 A3 h7 qtvb now,tvbnow,bttvbweigh them
3 D) D. e! x0 ~+ e, R0 cand divide the heavier into 1, h8 x( T. V2 r  H
and weight them.7 ]5 a  B! q1 f! c6 N! L$ W( `
3 x weighing and get the ans.  
5 |0 n9 h9 G( ^, p: etvb now,tvbnow,bttvbin less than 15 secs.
1. 6 aside and weight.
7 M- |4 R3 ^4 ?2 n. S1 a! Jtvboxnow.com2. heavier side from (1), 3 aside weight again.公仔箱論壇" H+ _) a) w( S
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. tvboxnow.com3 L0 E/ F5 t1 U- P, l$ D

. m7 z) d) p- s% \3 w5 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。but i have a question. 重量異常 can be heavier or lighter.... so......
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