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want to know please
thanks

see answer

see answer
逐粒放,一边一粒,有两种情况,5 B5 @3 k# Y9 ]5 S
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
3 x" D) m0 u+ Y  m* ~4 q5 Q5.39.217.77:8898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
$ f" M4 M7 m$ p* ^公仔箱論壇: P" z' h4 o, C9 A4 u
[ ????? MaxPower07 ? 2007-7-18 09:48 PM ?? ]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。' R$ k' f" a8 Y8 s% G" H

5 W# o1 O1 s8 j[ 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.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。$ v' j' D' J' F
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)
8 {% f& e0 _% [+ Z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?
* Q5 H9 ~; G3 d( O$ C/ o1/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter away5.39.217.77:88980 r; N. u/ {3 b1 J* P$ _

3 X$ i& m! E8 Stvb now,tvbnow,bttvb2/. Break the more heavy section in to 2 sections again, which is 3 balls on each side. Keep the more heavy side again.
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3/. 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.
4 h. [# A$ v" u( X7 G# d' ]1 YTVBNOW 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。
& E. u' u4 p. g, WTVBNOW 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。Easy. Tough question? For whom? I did it in 1 minute.
原帖由 auuchu 於 2007-7-21 01:50 AM 發表。
8 Z; S  u" E4 ohuh?? How tough is it?
, G1 `0 E! m" v" t. f3 A3 c) STVBNOW 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 away4 M0 g: _8 _& G: \1 K

8 n' B0 Z! d; G/ {5.39.217.77:88982/. Break the more heavy section in to 2 sections again, which is 3 balls on ea ...
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tvb now,tvbnow,bttvb2 @* G; d( h0 N! [

$ ^/ \. c9 y" [" u9 R8 l5 v1 ^tvb now,tvbnow,bttvbIt 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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