C++博客-王之昊的小屋-最新评论http://www.cppblog.com/Wangzhihao/CommentsRSS.aspx为了自己的梦想，每天要像小乐一样勤奋！zh-cnTue, 11 Jan 2011 08:22:36 GMTTue, 11 Jan 2011 08:22:36 GMTcnblogsre: The Return of Carl 正八面体上的最短路http://www.cppblog.com/Wangzhihao/archive/2011/01/04/118513.html#137937左手右手左手右手Tue, 04 Jan 2011 02:47:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2011/01/04/118513.html#137937

左手右手 2011-01-04 10:47 发表评论
]]>re: 最后的区域赛http://www.cppblog.com/Wangzhihao/archive/2010/11/25/134495.html#134608SosiSosiThu, 25 Nov 2010 03:46:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2010/11/25/134495.html#134608

Sosi 2010-11-25 11:46 发表评论
]]>re: NWERC 2009http://www.cppblog.com/Wangzhihao/archive/2010/11/04/100949.html#132457王之昊王之昊Thu, 04 Nov 2010 09:12:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2010/11/04/100949.html#132457http://2009.nwerc.eu/results.php

王之昊 2010-11-04 17:12 发表评论
]]>re: NWERC 2009http://www.cppblog.com/Wangzhihao/archive/2010/11/04/100949.html#132456agaagaThu, 04 Nov 2010 09:05:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2010/11/04/100949.html#132456

aga 2010-11-04 17:05 发表评论
]]>re: fzu 1775 Counting Binary Trees http://www.cppblog.com/Wangzhihao/archive/2010/09/10/101770.html#126304王之昊王之昊Fri, 10 Sep 2010 05:16:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2010/09/10/101770.html#126304比如算C（10，3） % 4 等价于 [ (10*9*8) / (3*2*1) ] % 4.
然后又等价于 { [ 2^4 * (5*9*1) ] / [ 2^1 * (3*1*1) ] } % 4,相当于把和4不互素的因子提出来，这种因子是很少的。
然后得到 [ (5*9*1) / (3*1*1) ] % 4 直接用模或者求逆算就可以了

王之昊 2010-09-10 13:16 发表评论
]]>re: fzu 1775 Counting Binary Trees http://www.cppblog.com/Wangzhihao/archive/2010/09/05/101770.html#125928lisongs1lisongs1Sun, 05 Sep 2010 02:54:00 GMThttp://www.cppblog.com/Wangzhihao/archive/2010/09/05/101770.html#125928

lisongs1 2010-09-05 10:54 发表评论
]]>