Bit Twiddling Hacks

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http://graphics.stanford.edu/~seander/bithacks.html Bit Twiddling Hacks By Sean Eron Andersonseander@cs.stanford.edu Individually, the code snippets here are in the public domain (unless otherwise noted) — feel free to use them however you please. Th…

BitHacks

备份文件时看到的.我以前居然下过这东西. 2016-12-4 12:05:52更新纯文本格式真棒.假如使用word写的我能拷过来格式还不乱?? Markdown真好. Bit Hacks By Sean Eron Anderson seander@cs.stanford.edu Converted to Markdown by Joe Gibson (@gibsjose) joseph.gibson@nasa.gov Edits and Table of Contents by Jeroen…

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1.struct与typedef struct struct Student{int a;int b}stu1; //定义名为Student的结构体,及一个Student变量stu1 struct {int a;int b;}stu1; //只定义了一个结构体变量stu1,未定义结构体名,无法再定义其他变量 typedef struct Student{int a;int b;}Stu1,Stu2; //定义结构体类型为Student,别名为Stu1或Stu2,此时有三种定义相应变量的方式: s…

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http://aggregate.org/MAGIC/ The Aggregate Magic Algorithms There are lots of people and places that create and collect algorithms of all types (here are a few WWW sites). Unfortunately, in building systems hardware and software, we in The Aggregate o…

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