﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>C++博客-yefeng-最新评论</title><link>http://www.cppblog.com/yefeng/CommentsRSS.aspx</link><description>夜风'blog</description><language>zh-cn</language><pubDate>Fri, 30 Nov 2012 18:18:49 GMT</pubDate><lastBuildDate>Fri, 30 Nov 2012 18:18:49 GMT</lastBuildDate><generator>cnblogs</generator><item><title>re: 编程之美----寻找出现频率超过一半的数[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175923</link><dc:creator>yefeng</dc:creator><author>yefeng</author><pubDate>Wed, 23 May 2012 11:42:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175923</guid><description><![CDATA[@春秋十二月<br>手误，确实是n(n-2)<img src ="http://www.cppblog.com/yefeng/aggbug/175923.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">yefeng</a> 2012-05-23 19:42 <a href="http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175923#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 编程之美----寻找出现频率超过一半的数[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175895</link><dc:creator>春秋十二月</dc:creator><author>春秋十二月</author><pubDate>Wed, 23 May 2012 06:34:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175895</guid><description><![CDATA[在《算法引论》中查找众数一节，讲解了这种线性时间算法的实现，不管众数是否存在。提个小问题，P1 - P0 = (2m - n)/n(n - 1) &gt; 0，分母应该是n(n-2)吧<img src ="http://www.cppblog.com/yefeng/aggbug/175895.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">春秋十二月</a> 2012-05-23 14:34 <a href="http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175895#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 编程之美----寻找出现频率超过一半的数[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175880</link><dc:creator>yefeng</dc:creator><author>yefeng</author><pubDate>Wed, 23 May 2012 05:16:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175880</guid><description><![CDATA[@ithaca<br>我的解释有什么问题吗？<img src ="http://www.cppblog.com/yefeng/aggbug/175880.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">yefeng</a> 2012-05-23 13:16 <a href="http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175880#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: 编程之美----寻找出现频率超过一半的数[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175853</link><dc:creator>ithaca</dc:creator><author>ithaca</author><pubDate>Wed, 23 May 2012 01:31:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175853</guid><description><![CDATA[看来你还没整明白count是干什么用的。。。<img src ="http://www.cppblog.com/yefeng/aggbug/175853.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">ithaca</a> 2012-05-23 09:31 <a href="http://www.cppblog.com/yefeng/archive/2012/05/23/175828.html#175853#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法</title><link>http://www.cppblog.com/yefeng/archive/2011/09/03/154091.html#154988</link><dc:creator>欲三更</dc:creator><author>欲三更</author><pubDate>Fri, 02 Sep 2011 20:01:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/09/03/154091.html#154988</guid><description><![CDATA[@TTEE<br>那应该是编译器把if else方法优化了。<img src ="http://www.cppblog.com/yefeng/aggbug/154988.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">欲三更</a> 2011-09-03 04:01 <a href="http://www.cppblog.com/yefeng/archive/2011/09/03/154091.html#154988#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法</title><link>http://www.cppblog.com/yefeng/archive/2011/08/29/154091.html#154594</link><dc:creator>TTEE</dc:creator><author>TTEE</author><pubDate>Mon, 29 Aug 2011 02:59:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/08/29/154091.html#154594</guid><description><![CDATA[事实证明，这种算法效率最差，比if else慢50%以上。<img src ="http://www.cppblog.com/yefeng/aggbug/154594.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">TTEE</a> 2011-08-29 10:59 <a href="http://www.cppblog.com/yefeng/archive/2011/08/29/154091.html#154594#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2011/08/25/154091.html#154351</link><dc:creator>leo</dc:creator><author>leo</author><pubDate>Thu, 25 Aug 2011 09:01:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/08/25/154091.html#154351</guid><description><![CDATA[在vc下测试，右移32位，就是本身值。记得书上说，有些编译器，在移位时，先对其取32的模。<img src ="http://www.cppblog.com/yefeng/aggbug/154351.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">leo</a> 2011-08-25 17:01 <a href="http://www.cppblog.com/yefeng/archive/2011/08/25/154091.html#154351#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法</title><link>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154252</link><dc:creator>夜风</dc:creator><author>夜风</author><pubDate>Wed, 24 Aug 2011 14:42:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154252</guid><description><![CDATA[@a<br>也许是我强调得不太清楚，我的写这文章的目的不在于向大家介绍算法本身，这些早已是成熟的算法，我只是从一个推理的角度，介绍我再现该算法的过程。结果不重要，实现也不重要，何必这么钻牛角尖呢？难道文章的中心思想就如此难以把握？<img src ="http://www.cppblog.com/yefeng/aggbug/154252.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">夜风</a> 2011-08-24 22:42 <a href="http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154252#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法</title><link>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154251</link><dc:creator>夜风</dc:creator><author>夜风</author><pubDate>Wed, 24 Aug 2011 14:42:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154251</guid><description><![CDATA[@a<br>也许是我强调得不太清楚，我的写这文章的目的不在于向大家介绍算法本身，这些早已是成熟的算法，我只是从一个推理的角度，介绍我再现该算法的过程。结果不重要，实现也不重要，何必这么钻牛角尖呢？难道文章的中心思想就如此难以把握？<img src ="http://www.cppblog.com/yefeng/aggbug/154251.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">夜风</a> 2011-08-24 22:42 <a href="http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154251#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>re: min(x,y)高效算法[未登录]</title><link>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154238</link><dc:creator>a</dc:creator><author>a</author><pubDate>Wed, 24 Aug 2011 11:40:00 GMT</pubDate><guid>http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154238</guid><description><![CDATA[  <br> 既然已经有 ida 反汇编经验，至少对常用的汇编指令有个大概了解。<br>  在x86下，最高效的求 两个整数的最大值‘、最小值的指令应该是：<br>  cmp eax, ebx<br>  cmovg/cmovl eax,ebx<br><br>  再怎么高效的算法，在内嵌的机器指令面前都是浮云，<br><br> <br><img src ="http://www.cppblog.com/yefeng/aggbug/154238.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.cppblog.com/yefeng/" target="_blank">a</a> 2011-08-24 19:40 <a href="http://www.cppblog.com/yefeng/archive/2011/08/24/154091.html#154238#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>