使用管道实现父子进程间的通信(c语言编程)；判断闰年，比较两个数的大小，文件IO操作-Father and son use the pipeline to achieve inter-process communication (c language programming) judge a leap year, compare the two the number of size, file IO operation

2009年图书：精通Shell脚本编程 The book is meant for the intermediate shell coder up to the advanced shell-code hacker, because I don’t explain many basic programming structures. If you’re looking for that type of book, you should look to the resources me

考虑到脚本语言灵活变量类型、强大正则表达式处理能力再加上系统本身管道、重定向以及丰富命令行工具，本文简要的介绍了一个C与脚本的混合编程的思路-Taking into account the variable type of a scr ipting language and flexible, powerful regular expression processing capabilities coupled with the system itself pipes, redirection,

该程序是利用哈夫曼算法实现对文件的压缩，编程语言是C++，平台是windows。(The program uses the Huffman algorithm to compress the file, the programming language is C++, and the platform is windows.)