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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9 U# h9 ]- [+ Y) _: Y) K
共四堆
' S& w$ B4 M3 u3 C; _称两次得出异常的在那一堆,其轻重公仔箱論壇2 P- ~; O3 a3 ^" r, [1 F3 D
在异常的那一堆中在称一次6 W5 h7 p  t( Q8 w8 s- Q( |
就可以找到了
divde the 12 balls into 3 sets of 4. 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。5 U4 G% s7 O! ]3 h( N
weight any 2 sets.
+ j7 C: s. H  |" h) @. i# m$ ytvb now,tvbnow,bttvbif the 2 sets are equal, then you know the heavy one is in the third
  X) W3 F( M- b# O- Vtvb now,tvbnow,bttvbif one of the 2 is heavier, then the heavy one is in that set
" ^  }4 m1 Z- G. I$ f3 ~" I公仔箱論壇then divide the 4 balls into 2.
+ D8 z$ j% \/ C; qtvb now,tvbnow,bttvbweigh them
6 g! I/ b( ]& T% k; D6 CTVBNOW 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 divide the heavier into 1
8 A( S" K6 I0 [" wtvb now,tvbnow,bttvband weight them.公仔箱論壇; z: `! f7 u! h
3 x weighing and get the ans.  tvb now,tvbnow,bttvb% ?0 s5 I* A5 A# e/ m+ Q5 A- w
in less than 15 secs.
1. 6 aside and weight.5.39.217.77:8898* ?5 c6 {' Z- g+ _. g+ u
2. heavier side from (1), 3 aside weight again.tvb now,tvbnow,bttvb' E* R5 L: N% A  }& v" R
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. tvb now,tvbnow,bttvb7 e8 R8 S' s- I  g' q0 j
3 n0 N9 s- o: u2 \4 @
but i have a question. 重量異常 can be heavier or lighter.... so......
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