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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,
$ b" x7 u4 R, D& z, _- W) e+ `& c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
- M- s' [0 Z, bTVBNOW 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。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
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! f3 f1 T  h' ]! Z[ ????? MaxPower07 ? 2007-7-18 09:48 PM ?? ]os.tvboxnow.com4 _& c3 S+ G& q9 Z9 A9 \
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 T* N4 H  R' T3 m3 `5 F$ l
[ 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.tvb now,tvbnow,bttvb0 N" P7 Q2 K& Z4 L2 `& F& L9 e9 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)tvb now,tvbnow,bttvb  a+ v) [5 v; E/ ~$ D
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?tvb now,tvbnow,bttvb( F: q, `  i" t2 B! _3 p8 n; J' p6 r
1/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter awayTVBNOW 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。4 ]3 T( W% s. {9 ]) a, L
os.tvboxnow.com" Q0 d' T7 V4 s
2/. Break the more heavy section in to 2 sections again, which is 3 balls on each side. Keep the more heavy side again.3 z$ h, c5 X& Z* c2 y
tvb now,tvbnow,bttvb4 ]% u1 f* L9 V  B) T1 |
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.
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Easy. Tough question? For whom? I did it in 1 minute.
原帖由 auuchu 於 2007-7-21 01:50 AM 發表。
$ X; K" @2 i) ^( B2 fhuh?? How tough is it?tvb now,tvbnow,bttvb  J' X% g9 v3 C8 T& @
1/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter away0 s* k- Z' u* l6 M& [

  m' [5 C. N) K1 |2/. Break the more heavy section in to 2 sections again, which is 3 balls on ea ...
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5 |& `7 b( @6 ^6 R
+ S; |5 }. Y+ W% z5 t  o) m9 aIt 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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