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want to know please
thanks

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see answer
逐粒放,一边一粒,有两种情况,
4 i- H; ~+ q0 g- \第一种:1.放完第一同第二粒时,天平已经倾斜咗,即係其中一粒係异常,2.攞起任意一粒,将剩低果粒同第三粒比
* e( z- a5 d8 f- [  W) @. Q4 E) I9 Jtvb now,tvbnow,bttvb第二种:1.第一同第二粒重量一样,继续加,加到个天平倾斜为止(前提係两边波既数量要一样),最后放落去果粒或倒数第二粒就係异常2.重复第一种情况第2步5.39.217.76+ u  e9 V3 H* A
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[ ????? MaxPower07 ? 2007-7-18 09:48 PM ?? ]9 Y* i1 k, i# {/ ^9 ~5 K

1 r6 l3 Q7 E8 M) S+ a. E( c6 p6 LTVBNOW 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。[ 本帖最後由 MaxPower07 於 2007-7-18 10:00 PM 編輯 ]
之前在金田一裡面有看過 但是有聽沒有懂...現在來偷看答案吧=..=

回復第 1 帖由 MagicAndy 所發的帖子

將乒乓球分4份,每份3個.
* t" {+ e% Y5 @4 m7 e8 ]2 X1 _+ Z5.39.217.76將其中一份與其他兩份分別稱兩次可得出一份重量異常.(重/轻)
% b) c4 k2 S8 T' [; }3 @6 F# d公仔箱論壇抽其中两个称,如果重量相等,则没有被选中嘅球系最重/輕的。如果重量不等,则重/輕的那一边就是那个ball了
thz
FIRST PLACE 6 BALLS ON EACH SIDE OF THE LIBRA. ONE SIDE MUST BE HEAVIER THAN THE OTHER IF ONE OF THE BALL WEIGHT MORE. NOW WITH 6 BALLS LEFT, PLACE 3 BALLS ON EACH SIDE OF THE LIBRA. THE WEIGHT DIFFERENCE WILL ELIMINATE 3 MORE BALLS. WITH 3 BALLS LEFT, JUST PICK 2 BALLS AND PLACE THEM ON THE LIBRA. IF THE WEIGHT ARE THE SMAE. THEN THE BALL NOT ON LIBRA WILL BE THE HEAVIER BALL.
huh?? How tough is it?
8 L* n# \( A1 `" a, }' m. }7 DTVBNOW 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。1/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter awaytvb now,tvbnow,bttvb7 o7 S3 i9 x" D& R% F2 ^
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。8 C- Y" j* Y- G! G# Y
2/. Break the more heavy section in to 2 sections again, which is 3 balls on each side. Keep the more heavy side again.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。; {* n: s) D  m/ [2 F1 W+ a

$ b8 P2 Z# ]  a$ itvb now,tvbnow,bttvb3/. Pick 2 balls and put them on each side from the remaing 3 balls. If they are equal weight, the ball on the table is the more heavy one, if one side is more heavy than the other, that will be the more heavy one.
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  D- v; M4 q& ~0 g- {) V5.39.217.76Easy. Tough question? For whom? I did it in 1 minute.
原帖由 auuchu 於 2007-7-21 01:50 AM 發表。 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。: n" I3 P6 {* t9 k' i5 C" G; N1 R! x/ h
huh?? How tough is it?, M+ y/ D- z; i; R
1/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter awaytvb now,tvbnow,bttvb) ~4 f2 S% O9 v' Y' D' G7 U: K

( I0 D/ K5 x+ }! _/ ytvb now,tvbnow,bttvb2/. Break the more heavy section in to 2 sections again, which is 3 balls on ea ...
( D$ y! m8 }" i1 h& F/ K4 Y公仔箱論壇5.39.217.76# |, X# R6 X9 M$ Y& ^
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。' H5 Q5 k# y: t
It says find the 1 ball  weights different from the other 11 balls, NOT FIND THE HEAVIER BALL.  Read the question before try to be a smart ass.
thz
先把12 分为 4組每組3个, 先把1組同2組称, 3组同4组称.最后,把差别最大的再称抽其中两个称,如果重量相等,则没有被选中嘅球系重量異常的。
how?
就系先5个同5个称罗  下一次就2个同2个称  有几难啊  我2分钟吾洗播  而且以前没做过

不知

不知道啊
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