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第2的....直覺告訴我
0000000000
友華
我已經想很久了
4 T% }4 N+ h6 @, q) r) H3 eTVBNOW 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。實在太難公仔箱論壇7 I2 Y' s3 l* q
只好來看答案了
no2,,3,4應該沒那麼容易死瓜

回復第 1 帖由 蘭昀 所發的帖子

number 4 has the best chance to live
1 Z$ ]' K/ H1 Z$ Q$ f- e* k6 u9 \0 h公仔箱論壇assume number 1, 2, 3 and 4, pick number a, b, c and d.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。4 J; w" z# b: q0 Z. f& i; K
number 4 knows how many left in the bag which is 100-a-b-c5.39.217.77:8898* O4 ~3 S" _6 \' @# }
take the average of (100-a-b-c)* ?! d& Y% E  x8 [5 q& d5 H+ G# m
then number 4 knows a or b or c must be greater or less than average of (100-a-b-c)
( h- ^5 r3 Z' A2 @9 ZTVBNOW 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。and number 4 can squeeze himself into the average and what number 5 picks.tvb now,tvbnow,bttvb+ h9 j( ]6 R2 p
so number 4 will have the best chance.
! r" J$ B: L2 g公仔箱論壇tvb now,tvbnow,bttvb0 l$ {, I6 x" P# {% ?7 X* z
i hope this is a good logic hehe
同意楼上 Number 4 係最安全!! Number5 係一定死咖了!! 不过我就唔知 Number 1,2,3 边个唔好彩jie !!
! S: m3 A/ ?' XTVBNOW 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。玩心理咖话!! 5号 好大压力!! 因为就算佢知剩下几多豆 佢豆好难判断所以!!!0 h' N/ `; Z: i* {7 ^& c5 K
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如果绝D咖哇!!  全部豆色!!! 1号摞97粒 剩下3粒 一人一粒  大家一锅熟 哈哈!!!!(因为一人要一粒 所以佢哋冇得拣  只可以摞一粒!!)
想不到!!答案呢?
應該是第三ㄍ吧
no 2 !!! no 2 !!!                  
5 Y0 @! V2 N8 Q6 |( r& ?. ITVBNOW 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 f& g7 X7 {5 Z
             no 1 take 20 ( can be any ) no 2 take 19 ( can be any ) , no 3, 4, 5, take 18, 18, 18.
6 X4 w# L% q9 [7 L8 h5.39.217.77:8898So they will all die !!                                                      
* }2 D* F$ E& V& W" itvb now,tvbnow,bttvb公仔箱論壇" N# F' q, d( X" L9 h% ~

0 L( Z; G% }& ^& X& X公仔箱論壇5.39.217.77:88988 t! s7 c9 @( j4 @& w: A
5.39.217.77:8898" k! e; m0 m, \  ~5 J
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。( q: R: I- _" D; C2 q+ w3 I8 j
Just Joking !!!
The best chance is #3 because all he needs is take #1 + #2 divide by 2. e.g. #1+#2=28 then he take 14. This is the best chance to avoid being highest or lowest and worst case scenario is he equals #1 & #2. However because all 5 knows this simple theory so I think they all died because they all ended up picking the same number of beans.
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0 O* g: L  |1 Q  |& d6 _# \Starting from #1, he knows he cannot pick anything bigger then 49 because if he did, then #2 only have to leave 3 beans for #3 #4 & #5 then he'll live. e.g. #1 picked 53 then #2 picks 100-53-3=44.  then A,C,D,E all died. e.g. #1=53, #2=(100-53-3)=44, #3=1, #4=1, #5=1. The best chance for #1 is to pick anything less then or equal the median 20 (100 divided by 5). In fact anything between 3-20 won't change the result. Let's say #1 pick 20.  
7 a; a/ Q2 |9 ?公仔箱論壇
! ?2 W4 l5 N6 ]9 N5 P. q' atvb now,tvbnow,bttvbNow #2 knows whatever he picks, #3 will take the median between him & #1 e.g. now #1 picked 20, if he pick 6 then #3 will pick 13 putting him either being the lowest or highest. He cannot allow that so the best chance is to match #1, so he picked 20 as well.
$ l' I& ?( C' c/ qTVBNOW 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。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。2 S; O/ B" R7 Q+ Y0 K3 S* H; w) w
#3 did the obvious choice 40 divided by 2 =20, so he picked 205.39.217.77:8898: r5 E% o4 s3 h. D
tvb now,tvbnow,bttvb2 {% q! L$ V+ D9 Y. c9 _
#4 base on knowing the median rule take 60 divided by 3 =20, so he picked 20 as well.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。1 z7 ^# E( X. w3 g& P* q

4 n8 I* @6 \' Z. x6 W( F5.39.217.77:8898#5 same as above, he takes 80 divided by 4 =20, picked 20 as well.
3 |- |9 b& e+ i/ ^: N* H0 f公仔箱論壇# d2 D# Z( L8 U6 M6 m' [+ |
Ended all have the same number and all died.
我猜NO4,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。. a0 n/ m! Q% V5 }
因為他可以取前面三位豆子的平均數,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。4 i7 C8 G, P9 {
也可以防止豆子不夠讓NO5墊底。
最后一个人最安全!因为当四个人拿完之后,他可以拿quarter of 之前拿的总数,咁样嘅话,佢係最大或者最小的几率係最低嘅```而前面几个人,用呢种方法摞会係最大或者最小的几率会比5号大D...而呢种方法係最有效避免最大或者最小嘅
" D  K1 V7 D5 {; ?- x0 V  Vtvb now,tvbnow,bttvb5.39.217.77:8898! n2 O$ b2 j$ `6 p/ M& D6 s
[ 本帖最後由 289675283 於 2006-12-15 01:21 AM 編輯 ]
[-X  所謂IQ題唔喺可以用普通思維gē,5.39.217.77:88984 j  J3 q1 A" ]$ c& c
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答案應該喺 :抓豆子不多不少的那個囚犯存活率是最大的
想想
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