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页次：15/18
每页50条记录，
本页显示701
到750，
共897
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#跟帖# 回复：The answer is ((A-C)(B-C))/C
[脑筋急转] - jinjing(74 bytes )
2010-05-18
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#跟帖# 回复：来个简单的：校对问题
[脑筋急转] - jinjing(24 bytes )
2010-05-18
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#跟帖# 回复：no - ANSWER to this question is yes, (4.60338811)
[脑筋急转] - jinjing(243 bytes )
2010-05-17
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#跟帖# 鸭在半径为x 的圆上与狐周旋于同一直径远端，不可能.
[脑筋急转] - jinjing(170 bytes )
2010-05-14
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#跟帖# 狐狸在岸上跑的速度是鸭子速度的4倍.not 4.6倍
[脑筋急转] - jinjing(276 bytes )
2010-05-14
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#跟帖# 什么最大圈绕至同径最远点,切线到岸,不知所云.
[脑筋急转] - Jinjing(77 bytes )
2010-05-13
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#跟帖# 回复：It can be proven that there is an infinite amount of prime nu
[脑筋急转] - jinjing(275 bytes )
2010-05-13
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#跟帖# 题应改为:为什么有时热水（开水）比冷水结冰快
[脑筋急转] - Jinjing(0 bytes )
2010-05-13
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#跟帖# 回复：我就这么答
[脑筋急转] - jinjing(101 bytes )
2010-05-11
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#跟帖# 回复：回复：质数的穷尽
[脑筋急转] - jinjing(48 bytes )
2010-05-11
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#跟帖# You want to peep?
[脑筋急转] - jinjing(0 bytes )
2010-05-11
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#跟帖# 1)x=2,F(75)=237.5,x=1,F(50)=125,x=.8,F(38)=110.2)x=2,F(75)=248.7
[脑筋急转] - Jinjing(111 bytes )
2010-05-10
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#跟帖# you are right in math,but the poor duck has to swim a lot of cir
[脑筋急转] - jinjing(44 bytes )
2010-05-10
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#跟帖# F(y)=[100xy+(100-y)(x*y+100)+(100-y)/2]/100,y=(100x-100)/2x
[脑筋急转] - jinjing(42 bytes )
2010-05-10
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#跟帖# 回复：鸭子在r/4半径的圆上可保持与狐狸在同一直径而在中心两侧。
[脑筋急转] - jinjing(47 bytes )
2010-05-09
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#跟帖# 回复：just delete that sentence
[脑筋急转] - jinjing(393 bytes )
2010-05-09
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#跟帖# 回复：象棋高手来看看这盘实战：
[脑筋急转] - jinjing(51 bytes )
2010-05-09
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#跟帖# 回复：据说只有智商在160以上才figure_out出来
[脑筋急转] - jinjing(23 bytes )
2010-05-09
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#跟帖# 回复：鸭子落到圆形湖中
[脑筋急转] - jinjing(259 bytes )
2010-05-09
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#跟帖# 回复：还有别的方法么？
[脑筋急转] - jinjing(128 bytes )
2010-05-09
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#跟帖# 回复：严格求解: 0.4833716386560448
[脑筋急转] - jinjing(94 bytes )
2010-05-08
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#跟帖# 回复：回复：鸭子落到圆形湖中
[脑筋急转] - jinjing(31 bytes )
2010-05-06
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#跟帖# 回复：不同意
[脑筋急转] - jinjing(70 bytes )
2010-05-05
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#跟帖# 回复：不同意
[脑筋急转] - jinjing(355 bytes )
2010-05-05
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#跟帖# 3种颜色
[脑筋急转] - jinjing(143 bytes )
2010-05-05
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#跟帖# 回复：can you explain a bit
[脑筋急转] - jinjing(306 bytes )
2010-05-05
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#跟帖# n=11
[脑筋急转] - jinjing(36 bytes )
2010-05-04
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#跟帖# 只回头一次是最优法,看看对不对.
[脑筋急转] - jinjing(68 bytes )
2010-05-04
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#跟帖# Be careful.
[脑筋急转] - jinjing(82 bytes )
2010-05-04
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#跟帖# Pure 3-dm Math modal:P(E)=13/72.The position in space is radom
[脑筋急转] - jinjing(158 bytes )
2010-05-04
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#跟帖# 回复：关于:13个球秤3次,找出异常球并指出轻重!?
[脑筋急转] - jinjing(156 bytes )
2010-05-03
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#跟帖# please transfer following,what is 1,048,576 mean?
[脑筋急转] - jinjing(313 bytes )
2010-05-03
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#跟帖# 2/Pi
[脑筋急转] - jinjing(0 bytes )
2010-05-03
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#跟帖# 回复：扔棍2
[脑筋急转] - jinjing(53 bytes )
2010-05-03
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#跟帖# not big deal,careless,3 times are enough for 13 balls
[脑筋急转] - jinjing(273 bytes )
2010-05-02
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#跟帖# 棍长?
[脑筋急转] - jinjing(0 bytes )
2010-05-02
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#跟帖# 地上有无数相距为一的//线。随机在地上扔一棍长为A棍，为求 压线的几率
[脑筋急转] - jinjing(59 bytes )
2010-05-02
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#跟帖# 4 times are enough for 42 balls, you need 5 times.
[脑筋急转] - jinjing(168 bytes )
2010-05-02
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#跟帖# 4 times are enough for4 2 ,but you need 5 times.
[脑筋急转] - Jinjing(109 bytes )
2010-05-02
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#跟帖# 回复：回复：答案
[脑筋急转] - jinjing(43 bytes )
2010-05-02
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#跟帖# 3 times are enough for 13 balls
[脑筋急转] - jinjing(263 bytes )
2010-05-02
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#跟帖# 回复：答案
[脑筋急转] - jinjing(263 bytes )
2010-05-02
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#跟帖# 回复：答案
[脑筋急转] - jinjing(175 bytes )
2010-05-02
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#跟帖# 回复：回复：回复：用天平称38个乒乓球 -- 改错
[脑筋急转] - jinjing(71 bytes )
2010-05-02
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#跟帖# wrong
[脑筋急转] - jinjing(0 bytes )
2010-05-02
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#跟帖# n次可称13*3^(n-3)个,并指出它是过轻或过重
[脑筋急转] - jinjing(171 bytes )
2010-05-02
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#跟帖# 13球指出它是过轻或过重,3次称不出的。不指轻重可以.
[脑筋急转] - jinjing(16 bytes )
2010-05-01
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#跟帖# 回复：用天平称38个乒乓球 -- 改错
[脑筋急转] - jinjing(55 bytes )
2010-04-30
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改编Raven's问题,Raven也难答.
[脑筋急转] - Jinjing(272 bytes )
2010-04-30
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#跟帖# 也对,始终如一.
[脑筋急转] - jinjing(0 bytes )
2010-04-30
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页次：15/18
每页50条记录，
本页显示701
到750，
共897
分页：
[<<]
[上一页]
[11]
[12]
[13]
[14]
[15]
[下一页]
[>>]
[首页]
[尾页]
|
| 备份档案：
当前
| 2023
| 2022
| 2021
| 2020
| 2019
| 2018
| 2017
| 2016
| 2015
| 2014
| 2013
| 2012
| 2011
| 2010
| 2009
| 2008
| 2007
| 2006
| 2005
| 2004
| 2003
|