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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,公仔箱論壇- O3 U. c* D# B. i$ o* ^: o
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- q2 q5 z" [' \9 V7 U
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
7 b8 W0 p# {' L4 Y, w公仔箱論壇5.39.217.77; d/ K2 y6 y$ z0 ]) A, E8 e
[ ????? MaxPower07 ? 2007-7-18 09:48 PM ?? ], g2 R7 q0 v0 b* ~2 L1 I! `3 ^
tvb now,tvbnow,bttvb5 j# G0 \/ o7 m2 N, r* A
[ 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.
- H) ~* N' _/ E1 D5.39.217.77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)
. }5 P, F' Z4 k' Q- A+ B( D; Ntvb now,tvbnow,bttvb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?
' H% K0 n% A4 x$ q1 PTVBNOW 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 away
7 |3 x& d, O# b6 H+ g6 m* y5.39.217.77: \: o1 d; f" Y) J. X( m( E
2/. Break the more heavy section in to 2 sections again, which is 3 balls on each side. Keep the more heavy side again.& P- [4 `3 I. z+ [1 u) G. M$ J8 V: p

2 o5 i8 D1 c! T. {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。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.
) ]8 e6 y$ X/ V* I2 I- x  h( Z* Utvb now,tvbnow,bttvbTVBNOW 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。- F  k2 U+ r8 `# X2 ~1 C) V/ I3 e
Easy. 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。: E; ?. A; u7 i6 h
huh?? How tough is it?
. M+ e; Y/ U# ^+ W7 t+ M- T. E7 x5.39.217.771/. break it down to 2 section, 6 balls on each side. Put which every section shows lighter away
3 r2 I; P7 _6 t5.39.217.77
! ~( G2 v5 z" ^$ g" W5.39.217.772/. Break the more heavy section in to 2 sections again, which is 3 balls on ea ...
6 P% d6 A& Q( J8 J( }' r" U2 A
公仔箱論壇8 \9 O: F. f5 @

% J! u% Z) c$ @9 T8 sIt 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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