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好難呀......睇答案啦...哈哈

, |/ H7 f0 m$ I1 c; s+ [$ g# d: vwww2.tvboxnow.com呵呵 這題目以前做過了tvb now,tvbnow,bttvb0 m: ?% P' q* N% W) K
不過忘記是多久做出來的
2 g; B( K  J* a% [* V: @  b: Q0 c2 f+ m公仔箱論壇不過謝謝大大分享啊
( L. P+ Z7 P, v  tTVBNOW 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。推~
i also not so comfirm bout my ans.......so hope tat the ans i got nearly the same wit u
^:)^
THX
LET ME SEE ANSWER
haha get it la let me check check sin
有意思~睇下個答案先^~^
X( =((
it's a very good question!!!

回復第 1 帖由 MagicAndy 所發的帖子

divide it into pile and wait , then use the heavy side and divided into two pile and weight, and take out the heavy side which remain3 then take any two to weifht ,if both side even then the odd one is hte different one ,and if one side is heavier than the other ,then you know the answer.
see see

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let me see
first divide it into 3 groups... 4 for each group...www2.tvboxnow.com6 t& C  a8 D0 `$ h. b8 X
den use 2 groups to test... if the weight is same... den throw away these 2 groups.. if not... use another 1 group to test with tat 2 groups... throw away the same weight groups...; |" ~$ Q, n7 \# {( |: B. z
den... left 4 balls...
% _& u0 y3 f+ w8 Q  L! ~when u use tat 3 groups to test... u oredi know it is heavier or not...1 G/ q0 B& F) V) u
so when testing these 4 balls... u juz nit 2 find out the heavier or lighter 1...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。. Z* T4 B& b7 x' L( ]1 z. z
take the heavier or lighter 1... throw away tat 2 normal ball.... u6 D; N- L# W3 j/ M5 r. C
den u juz nit 2 test the last 2 balls...; q' L& X  j, ]2 w% }
same for now... take the heavier or lighter 1...
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