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頁次：13/18
每頁50條記錄，
本頁顯示601
到650，
共897
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#跟帖# I'm sorry,wrong,too old to be right soon.
[腦筋急轉] - jinjing(236 bytes )
2010-07-31
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#跟帖# 007好,加一條件,考生過目不忘.每題都答.
[腦筋急轉] - jinjing(275 bytes )
2010-07-31
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#跟帖# 回複：生活中的數學 ３
[腦筋急轉] - jinjing(285 bytes )
2010-07-31
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#跟帖# I guess the result was from computer.Mr.Blue,did you use
[腦筋急轉] - jinjing(230 bytes )
2010-07-27
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#跟帖# you're smart,but can't make sence of my statement.
[腦筋急轉] - jinjing(0 bytes )
2010-07-24
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#跟帖# Set Y always not belong to Y.Do you know power of a
[腦筋急轉] - jinjing(275 bytes )
2010-07-24
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#跟帖# you know how paradox takes place?
[腦筋急轉] - jinjing(54 bytes )
2010-07-24
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#跟帖# A=B,they are not two sets...No definion,no right
[腦筋急轉] - jinjing(92 bytes )
2010-07-24
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#跟帖# think about set A and -A(not A)
[腦筋急轉] - jinjing(0 bytes )
2010-07-24
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#跟帖# 30 years ago,it was interesting guestion,if the set
[腦筋急轉] - jinjing(154 bytes )
2010-07-24
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#跟帖# 數學病,...題可改為算0~n,您大多記錄一樣,証明等號.
[腦筋急轉] - jinjing(85 bytes )
2010-07-24
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#跟帖# 回複：謝謝您的答複！我也認為是這四種。簡稱為相離，相交，包含和相等。
[腦筋急轉] - jinjing(162 bytes )
2010-07-23
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#跟帖# Great!You has varified f(1 ,2 ,5 ,8 )>=52,though I
[腦筋急轉] - jinjing(30 bytes )
2010-07-22
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#跟帖# Yes,C(8,3)-C(4,1)*C(2*3,1)=32 or[ C(2,1)*]^3*C(4,3)=32
[腦筋急轉] - jinjing(0 bytes )
2010-07-22
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#跟帖# 回複：初等集合論：兩個集合之間有多少種關係？
[腦筋急轉] - jinjing(239 bytes )
2010-07-21
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#跟帖# 回複：請適當陳述歸納法,直接法,對應法.
[腦筋急轉] - jinjing(406 bytes )
2010-07-19
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#跟帖# 回複：f(1,1,1,1)=5意思是1,1,1,1用加減乘除算不出5。問題是怎樣證明算不出5？
[腦筋急轉] - jinjing(87 bytes )
2010-07-19
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#跟帖# Please verify f(1,2,3,4)=29
[腦筋急轉] - jinjing(0 bytes )
2010-07-19
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#跟帖# 回複：死人唄，人出生到死.
[腦筋急轉] - jinjing(25 bytes )
2010-07-19
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#跟帖# 回複：初等集合論：n元集合有2^n個子集。有多少種方法證明之？
[腦筋急轉] - jinjing(23 bytes )
2010-07-19
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也猜測一種比賽,答案給出,一定有人不同意.
[腦筋急轉] - jinjing(142 bytes )
2010-07-16
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#跟帖# 回複：我也想到您所提楊輝三角:C(m,n)=C(m-1,n-1)+C(m-1,n)
[腦筋急轉] - jinjing(76 bytes )
2010-07-16
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#跟帖# 回複：Jin's answer is good enough
[腦筋急轉] - jinjing(7 bytes )
2010-07-15
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#跟帖# 回複：回複：A B 兩人分蛋糕 （難度適中）
[腦筋急轉] - jinjing(639 bytes )
2010-07-15
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#跟帖# 回複：三個特例，包括（難度-低）。望起拋磚引玉之功效。
[腦筋急轉] - jinjing(219 bytes )
2010-07-12
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#跟帖# 經典物理學中,能量守恒定律是原理.
[腦筋急轉] - jinjing(42 bytes )
2010-07-05
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#跟帖# Your question is belong to philosophy ,coz we can't
[腦筋急轉] - jinjing(56 bytes )
2010-07-05
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#跟帖# Thanks.This was from your hand? Wonderful!
[腦筋急轉] - jinjing(0 bytes )
2010-07-05
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#跟帖# 如是,我想一定改變了公理係統.
[腦筋急轉] - jinjing(142 bytes )
2010-07-05
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#跟帖# P(A5A2A5A3A4A3)=1/16 ,it is not 1/8,last term is-1/32
[腦筋急轉] - jinjing(23 bytes )
2010-07-05
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#跟帖# 友誼,有兒有傘,有霧
[腦筋急轉] - jinjing(0 bytes )
2010-07-05
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#跟帖# 無07=007=smart=active=tricksy=.....
[腦筋急轉] - jinjing(0 bytes )
2010-07-05
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#跟帖# 4,divided by 9,......the remainders are 4,5,6,7,8,9....
[腦筋急轉] - jinjing(14 bytes )
2010-07-04
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#跟帖# your formula are good,but opperation is....
[腦筋急轉] - jinjing(164 bytes )
2010-07-04
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#跟帖# Think the remainder ,each number diverd by some number
[腦筋急轉] - jinjing(124 bytes )
2010-07-02
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#跟帖# 回複：回複：回複：據說是上限最高的IQ測試題
[腦筋急轉] - jinjing(127 bytes )
2010-07-01
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#跟帖# You should be 200,you can put any number for "?"
[腦筋急轉] - jinjing(327 bytes )
2010-06-30
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#跟帖# 回複：據說是上限最高的IQ測試題
[腦筋急轉] - jinjing(72 bytes )
2010-06-30
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#跟帖# 回複：據說是上限最高的IQ測試題
[腦筋急轉] - jinjing(57 bytes )
2010-06-30
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#跟帖# 回複：(ZT)世界杯寶貝大預測
[腦筋急轉] - jinjing(55 bytes )
2010-06-27
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#跟帖# 回複：回複：Catch and Match
[腦筋急轉] - jinjing(393 bytes )
2010-06-27
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#跟帖# 回複：回複：回複：回複：I'm careless,410 not 411,but the inequolity is good.
[腦筋急轉] - jinjing(204 bytes )
2010-06-27
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#跟帖# 回複：回複：I'm careless,410 not 411,but the inequolity is good.we can
[腦筋急轉] - jinjing(166 bytes )
2010-06-23
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#跟帖# fast to get answer.(if the anwser is less than smallest number)
[腦筋急轉] - jinjing(0 bytes )
2010-06-22
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#跟帖# I'm careless,410 not 411,but the inequolity is good.we can very
[腦筋急轉] - jinjing(0 bytes )
2010-06-22
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#跟帖# 70 is notright,the best case : 5*70=350,411-350=61,there 30 peop
[腦筋急轉] - jinjing(48 bytes )
2010-06-22
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#跟帖# 回複：n less or=m+1,n=even,m=n-1,n=odd,m=n,I think.
[腦筋急轉] - jinjing(32 bytes )
2010-06-22
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#跟帖# n
[腦筋急轉] - jinjing(59 bytes )
2010-06-22
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#跟帖# 回複：100個人做題
[腦筋急轉] - jinjing(59 bytes )
2010-06-21
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#跟帖# 10001,11001 are wrong,01010 is right.your order is too special.
[腦筋急轉] - jinjing(34 bytes )
2010-06-20
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頁次：13/18
每頁50條記錄，
本頁顯示601
到650，
共897
分頁：
[<<]
[上一頁]
[11]
[12]
[13]
[14]
[15]
[下一頁]
[>>]
[首頁]
[尾頁]
|
| 備份檔案：
當前
| 2023
| 2022
| 2021
| 2020
| 2019
| 2018
| 2017
| 2016
| 2015
| 2014
| 2013
| 2012
| 2011
| 2010
| 2009
| 2008
| 2007
| 2006
| 2005
| 2004
| 2003
|