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第2的....直覺告訴我
0000000000
友華
我已經想很久了% ~( V# O: P0 ^; U# d
實在太難
; w. Q, z0 _8 P4 A$ Z! I0 _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
4 l# z% y4 O4 N& g& i) D: FTVBNOW 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。assume number 1, 2, 3 and 4, pick number a, b, c and d.% p- ?# P7 G+ E2 x# Z
number 4 knows how many left in the bag which is 100-a-b-c公仔箱論壇* Y: ]8 c: W' X
take the average of (100-a-b-c)
& B! o( j4 t  n6 B' }' ^# Hthen number 4 knows a or b or c must be greater or less than average of (100-a-b-c)tvb now,tvbnow,bttvb+ f/ I, P. j7 f9 A9 z6 B0 H
and number 4 can squeeze himself into the average and what number 5 picks.
( I) ]8 _9 K" E- s3 m8 Zso number 4 will have the best chance.
- P/ w) Y; ?: m- L1 FTVBNOW 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。tvb now,tvbnow,bttvb$ M6 z: j2 I+ ?  O) {
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 !!
# I' M! K' e: z: l; n4 ?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!!!公仔箱論壇8 O+ v1 d1 o* ~

1 O. N5 @8 K0 R8 L0 {7 Z4 ~. dtvb now,tvbnow,bttvb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 !!!                  
3 N& Q. Y  {5 Y6 }) `* ~, W( v6 X# j% M公仔箱論壇公仔箱論壇- G4 L* z$ X9 A  `4 G, u
             no 1 take 20 ( can be any ) no 2 take 19 ( can be any ) , no 3, 4, 5, take 18, 18, 18. www3.tvboxnow.com) W8 _* a, H# {/ B1 D7 _/ U& N
So they will all die !!                                                      ' `: y2 `; J0 n1 c6 s

. R# x, A. [& E3 v4 J8 Jtvb now,tvbnow,bttvb0 ?+ u; u0 N9 }

  U+ _1 ^" l! U7 [tvb now,tvbnow,bttvb/ E! q# C& Z+ x; T# N
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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.
, G# s4 X3 A) O8 M. N& ]tvb now,tvbnow,bttvb( m- F4 e# K2 F+ D$ Z; \7 m
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.  tvb now,tvbnow,bttvb) Y, l$ u8 d1 g6 \/ E+ o! z3 v

) B/ r5 D; V4 O4 R* qtvb 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.
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7 N0 r$ f- t2 f9 O, r2 B9 l#3 did the obvious choice 40 divided by 2 =20, so he picked 20
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( ~7 P# j3 J* H+ h* b! cwww3.tvboxnow.com#4 base on knowing the median rule take 60 divided by 3 =20, so he picked 20 as well.
: t  g- o& o, l% P; Utvb now,tvbnow,bttvb
: f/ c$ ?4 v+ q* d$ 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。#5 same as above, he takes 80 divided by 4 =20, picked 20 as well.
3 z" i1 v. q& ^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。www3.tvboxnow.com2 x& r" u2 D" Z/ E0 l, {0 g
Ended all have the same number and all died.
我猜NO4,
7 w5 Y* O; ]* K公仔箱論壇因為他可以取前面三位豆子的平均數,
3 a4 l) {, f; [: v7 ^公仔箱論壇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
: Y2 n4 ?  p+ M0 p+ K3 FTVBNOW 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。, k& \" d9 t3 y6 j2 ^9 B. ~5 y
[ 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,公仔箱論壇9 P& Z9 v5 ~- J& {4 }0 J' Y1 p
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。+ p& E- q0 k: }' H. V/ D
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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