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100个人做题
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adou1108 -
(245 bytes)
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06/20/2010
20:08:43
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回复:100个人做题
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commentate -
♂
(2 bytes)
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06/21/2010
10:01:52
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This is not the correct.
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adou1108 -
(32 bytes)
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06/21/2010
10:07:18
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回复:This is not the correct.
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commentate -
♂
(2 bytes)
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06/21/2010
10:08:12
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At least 91 people got at least one question correct.
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皆兄弟也 -
♂
(0 bytes)
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06/21/2010
10:26:10
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At least 91+85-100=76 people got at least two questions correct.
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皆兄弟也 -
♂
(0 bytes)
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06/21/2010
10:28:15
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At least 76+81-100=57 people got at least three questions correc
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皆兄弟也 -
♂
(0 bytes)
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06/21/2010
10:31:47
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it is wrong!
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皆兄弟也 -
♂
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06/21/2010
22:13:10
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reason :
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commentate -
♂
(289 bytes)
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06/21/2010
13:14:17
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回复:reason :
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adou1108 -
(6 bytes)
()
06/21/2010
17:55:18
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回复:100个人做题
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jinjing -
(59 bytes)
()
06/21/2010
20:04:52
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The inequality isn't even necessary
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ElizabethTaylor -
♂
(775 bytes)
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06/22/2010
18:27:22
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70 is notright,the best case : 5*70=350,411-350=61,there 30 peop
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jinjing -
(48 bytes)
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06/22/2010
20:19:24
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I'm careless,410 not 411,but the inequolity is good.we can very
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jinjing -
(0 bytes)
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06/22/2010
20:29:24
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fast to get answer.(if the anwser is less than smallest number)
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jinjing -
(0 bytes)
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06/22/2010
20:33:56
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回复:I'm careless,410 not 411,but the inequolity is good.we can ve
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commentate -
♂
(32 bytes)
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06/23/2010
07:11:14
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回复:回复:I'm careless,410 not 411,but the inequolity is good.we can
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jinjing -
(166 bytes)
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06/23/2010
09:00:17
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回复:回复:回复:I'm careless,410 not 411,but the inequolity is good.we
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commentate -
♂
(94 bytes)
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06/24/2010
10:11:47
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回复:回复:回复:回复:I'm careless,410 not 411,but the inequolity is good.
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jinjing -
(204 bytes)
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06/27/2010
14:37:06
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回复:100个人做题
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a1lehp -
♂
(0 bytes)
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06/29/2010
17:14:53
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Catch and Match
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yaluzangbu -
♂
(432 bytes)
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06/19/2010
06:20:47
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n
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jinjing -
(59 bytes)
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06/22/2010
16:59:12
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回复:n less or=m+1,n=even,m=n-1,n=odd,m=n,I think.
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jinjing -
(32 bytes)
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06/22/2010
17:02:50
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回复:n
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tony_ren -
♂
(400 bytes)
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07/03/2010
20:15:30
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回复:Catch and Match
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yaluzangbu -
♂
(196 bytes)
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06/27/2010
15:43:06
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回复:回复:Catch and Match
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jinjing -
(393 bytes)
()
06/27/2010
19:42:46
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儿子拿回来的题, 搞不出了, 请大家帮忙
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rorodad -
♂
(246 bytes)
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06/18/2010
16:23:32
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I think it is answer.
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jinjing -
(180 bytes)
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06/18/2010
17:29:48
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回复:I think it is answer.
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rorodad -
♂
(17 bytes)
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06/18/2010
17:47:24
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回复:回复:I think it is answer.
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jinjing -
(40 bytes)
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06/18/2010
18:11:07
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回复:回复:回复:I think it is answer.
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rorodad -
♂
(60 bytes)
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06/18/2010
18:16:55
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回复:回复:回复:回复:I think it is answer.
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jinjing -
(112 bytes)
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06/18/2010
19:44:07
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we get together.
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皆兄弟也 -
♂
(0 bytes)
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06/18/2010
20:11:46
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(19*0+12*1+1*2)/32=7/16, right?
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皆兄弟也 -
♂
(135 bytes)
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06/18/2010
20:10:28
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回复:(19*0+12*1+1*2)/32=7/16, right?
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jinjing -
(39 bytes)
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06/18/2010
20:22:27
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don't say that! it is funny we reached the same point.
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皆兄弟也 -
♂
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06/18/2010
21:53:14
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my answer: 39/64
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twfx -
♂
(39 bytes)
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06/19/2010
14:18:53
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formula are ...,the denometer can't be 64.
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jinjing -
(0 bytes)
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06/19/2010
19:25:24
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correct
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wfmi -
♂
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06/28/2010
11:48:50
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It should be: (1/2+1/4+1/8)*(1/2+1/4)=21/32
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ManYou -
♂
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06/19/2010
10:40:08
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If p1,p3;p2,p4 had been connecded,you would be right
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jinjing -
(0 bytes)
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06/19/2010
19:51:10
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You are correct.
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ManYou -
♂
(4 bytes)
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06/30/2010
17:13:45
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It got to same anwser: (1/2+1/4+1/8)*(1/2+1/4)*4/6=7/16
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ManYou -
♂
(0 bytes)
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06/30/2010
18:41:37
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回复:儿子拿回来的题, 搞不出了, 请大家帮忙
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bhm -
(18 bytes)
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06/20/2010
01:02:38
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回复:回复:儿子拿回来的题, 搞不出了, 请大家帮忙
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bhm -
(1507 bytes)
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06/20/2010
01:05:05
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almost all good, but 01010 and some other one ...not good
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jinjing -
(0 bytes)
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06/20/2010
08:58:02
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10001,11001 are wrong,01010 is right.your order is too special.
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jinjing -
(34 bytes)
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06/20/2010
09:34:47
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回复:儿子拿回来的题, 搞不出了, 请大家帮忙
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crazy_math -
♂
(53 bytes)
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06/21/2010
20:45:34
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Simplify
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badminton -
♂
(156 bytes)
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06/25/2010
09:28:55
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87.5%
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bwhahaha -
♂
(0 bytes)
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06/27/2010
09:51:04
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回复:儿子拿回来的题, 搞不出了, 请大家帮忙
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tony_ren -
♂
(400 bytes)
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07/03/2010
20:18:37
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回复:回复:儿子拿回来的题, 搞不出了, 请大家帮忙
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tony_ren -
♂
(74 bytes)
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07/03/2010
20:25:31
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your formula are good,but opperation is....
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jinjing -
(164 bytes)
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07/04/2010
15:07:20
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回复:Still not correct, but thanks....
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tony_ren -
♂
(117 bytes)
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07/04/2010
19:19:37
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P(A5A2A5A3A4A3)=1/16 ,it is not 1/8,last term is-1/32
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jinjing -
(23 bytes)
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07/05/2010
07:30:05
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儿子拿回来的题, 搞不出了, 请大家帮忙
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rorodad -
♂
(204 bytes)
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06/18/2010
16:15:46
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什么样的人最难叫醒?
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Atair -
♂
(0 bytes)
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06/16/2010
18:52:18
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(ZT)世界杯宝贝大预测
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孤苦的人 -
♂
(493 bytes)
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06/15/2010
13:29:49
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N据说很小
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孤苦的人 -
♂
(0 bytes)
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06/15/2010
13:34:19
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回复:(ZT)世界杯宝贝大预测
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jinjing -
(55 bytes)
()
06/27/2010
21:31:24
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好久不来,一来居然看见“罪恶与愚昧”
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7率 -
(5455 bytes)
()
06/15/2010
09:27:29
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在什么地方将军可以任人摆布?
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Atair -
♂
(0 bytes)
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06/14/2010
19:24:27
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理发,化妆,做秀,手术,人质,催眠,解剖......还有最常见的一个地方
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twfx -
♂
(12 bytes)
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06/15/2010
09:15:01
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Chinese chess
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oops_yz -
♀
(0 bytes)
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06/15/2010
12:40:25
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哈哈,你们忘了一个,
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Atair -
♂
(10 bytes)
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06/16/2010
18:50:40
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能容纳所有景物的球是什么球?
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Atair -
♂
(0 bytes)
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06/14/2010
19:23:09
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简单排列组合:n个人住N间房,每间房足以容纳n个人,有多少种住法?
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皆兄弟也 -
♂
(66 bytes)
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06/14/2010
08:56:38
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1)考虑不同人的区别;
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皆兄弟也 -
♂
(0 bytes)
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06/14/2010
08:57:20
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回复:N^n
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Blue_Diamond -
♂
(0 bytes)
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06/14/2010
22:18:40
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对!谢谢!每个人都可选N个房中的任何一个,n个人就有N^n住法。
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皆兄弟也 -
♂
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06/15/2010
12:28:39
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2)对所有人一视同仁。
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皆兄弟也 -
♂
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06/14/2010
08:57:48
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回复:C(N+n-1,n)
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Blue_Diamond -
♂
(60 bytes)
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06/14/2010
22:23:33
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对!此题有点挑战性。请解释下您的答案:C(N+n-1,n)
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皆兄弟也 -
♂
(0 bytes)
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06/15/2010
12:32:08
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Blue too busy, I try...
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jinjing -
(296 bytes)
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06/16/2010
20:58:07
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Thanks for your try..., but hard to follow
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皆兄弟也 -
♂
(0 bytes)
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06/17/2010
06:59:23
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解释:|OOO|OOOOOOOOOO|O||OOOOO|.....|OOO|||O|OOOOOOOOO|O|
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皆兄弟也 -
♂
(555 bytes)
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06/17/2010
07:43:19
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回复:解释:|OOO|OOOOOOOOOO|O||OOOOO|.....|OOO|||O|OOOOOOOOO|O|
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jinjing -
(43 bytes)
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06/17/2010
08:30:56
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m people and n rooms: C(m+n-1,m), instead of C(m+n-1,n).
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皆兄弟也 -
♂
(28 bytes)
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06/17/2010
10:00:40
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I'm sorry,I think n=N,at first.
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jinjing -
(0 bytes)
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06/17/2010
15:08:21
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回复:解释:|OOO|OOOOOOOOOO|O||OOOOO|.....|OOO|||O|OOOOOOOOO|O|
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jinjing -
(289 bytes)
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06/17/2010
08:53:58
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sorry, not smart enough.
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皆兄弟也 -
♂
(264 bytes)
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06/17/2010
10:15:10
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回复:sorry, not smart enough.
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Jinjing -
(869 bytes)
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06/17/2010
15:03:30
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should be 1111---41,43,34,14 .
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jinjing -
(0 bytes)
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06/17/2010
16:17:14
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it seems i have understood you. you may have solved the problem
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皆兄弟也 -
♂
(192 bytes)
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06/17/2010
10:48:31
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四位平方数,前两位和后两位都相同,怎么求?(知道是7744,但怎么推呢?
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好吃客 -
♀
(0 bytes)
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06/12/2010
20:04:34
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回复:四位平方数,前两位和后两位都相同,怎么求?(知道是7744,但怎么推呢?
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aisanguo -
(413 bytes)
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06/12/2010
20:17:40
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非常感谢!
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好吃客 -
♀
(0 bytes)
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06/13/2010
05:16:02
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A typo: "0
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aisanguo -
(0 bytes)
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06/15/2010
17:30:34
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就只是稍微啰嗦了那么一点点
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7率 -
(215 bytes)
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06/16/2010
10:33:03
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本末倒置。 LZ 直观看出是7744,但希望知道如何理性推导出7744。
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皆兄弟也 -
♂
(77 bytes)
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06/16/2010
13:37:52
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既然你自己跳出来了,咱就拿你做个样子娱乐大家吧
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7率 -
(1128 bytes)
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06/16/2010
15:28:38
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讨论问题,请对网友用词不要过激!
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皆兄弟也 -
♂
(40 bytes)
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06/16/2010
20:12:31
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我用词过激了吗?那好!我道歉!对不起你的神经系统!
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7率 -
(0 bytes)
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06/17/2010
02:10:15
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回复:四位平方数,前两位和后两位都相同,怎么求?(知道是7744,但怎么推呢?
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jinjing -
(109 bytes)
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06/16/2010
21:08:58
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good for a few guesses; but not for a lot guesses.
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皆兄弟也 -
♂
(0 bytes)
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06/17/2010
01:14:11
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Yes,we can cancel 81,49,36,25,16 by number theory.
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jinjing -
(0 bytes)
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06/17/2010
16:13:58
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同一个问题
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Atair -
♂
(70 bytes)
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06/10/2010
18:36:11
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LOL
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idiot94 -
♂
(23 bytes)
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06/10/2010
19:06:18
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几点了
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Teetrinker -
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06/11/2010
05:15:07
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小平问了小婷五次同一个问题:改革开放进行到什么程度了?
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皆兄弟也 -
♂
(0 bytes)
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06/11/2010
09:01:56
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回复:同一个问题
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guest007 -
(72 bytes)
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06/11/2010
09:58:01
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吃了吗?
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生肖迷宫 -
♂
(140 bytes)
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06/11/2010
13:35:57
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(zt) 有完没完,滚一边去。
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aisanguo -
(0 bytes)
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06/12/2010
13:58:38