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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
6 i) X7 ?; p; S  n7 A5 MTVBNOW 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。共四堆公仔箱論壇1 L* |3 ?3 W! L( \9 h% I
称两次得出异常的在那一堆,其轻重
6 m2 ^6 r* L) b) ~+ Z4 Y在异常的那一堆中在称一次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 {! Q; b# W% R* \! }; Q
就可以找到了
divde the 12 balls into 3 sets of 4.
  `1 k' A* b6 f+ `7 e. d0 q1 y' Y6 Mweight any 2 sets.
$ G: F2 ?) w% [! L1 |: \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。if the 2 sets are equal, then you know the heavy one is in the third
5 a. o) [4 c4 ?公仔箱論壇if one of the 2 is heavier, then the heavy one is in that set
) G  j: e' n2 E2 h; W) C+ m! [" H7 tthen divide the 4 balls into 2.
8 F# y, @* o6 o( {! q7 J公仔箱論壇weigh themtvb now,tvbnow,bttvb: i# j3 _# r) ]6 |; E
and divide the heavier into 11 M" f; Z2 y4 H% B# l6 _
and weight them.
: ^! q# [! o( z* A4 X公仔箱論壇3 x weighing and get the ans.  
5 x* l6 f/ @& c! o- x0 qin less than 15 secs.
1. 6 aside and weight.) Y5 q# M6 L- S$ u/ i: j9 K' K& [
2. heavier side from (1), 3 aside weight again.
8 C( g* k7 M0 W* A/ y  `0 A5.39.217.773. 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.
/ x* E( w) I& v" y
" M5 C( O8 c6 w) O+ t* X5 \; Nbut i have a question. 重量異常 can be heavier or lighter.... so......
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