c write a data structure for the procedure, which includes a coin

组合问题，从M个不同字符中任取N个字符的所有组合-Combination of issues, from the M different characters of any N-character check all combinations

遵循C和基本C++标准的Map类，移植来至MFC的MapPtrToPtr，可以在各种平台下使用，可以在各种编译器下编译。-Follow the C and basic C++ Standard Map class, transplanted to the MFC

c++下的AOV实现-c achieve the AOV

用c#与sql编写的简单库存管理系统 ,很实用,适合初学者参考-C# and sql prepared using a simple inventory management system, it is useful for advanced users!!

单链表的一些简单算法。-some simple algorithm.

包含有各种各样的数字信号处理经典算法源代码,很有用的.-includes a wide variety of classical digital signal processing algorithm source code, very useful.

大数相乘的源代码,使用C++在VC环境中实现.-multiply large numbers of the source code, the use of C in the VC environment to achieve.

代码名称：The alxBase classes for work with dbf files 代码说明：读写DBF文件的类 工具/平台：VC Win2-code name:The alxBase classes for work with dbf files. code specification: a class for reading DBF files.

不需要数据库的留言板，通过一个文件存储信息，但是功能全部完备，注册留言 后台管理 很实用。-Message boards do not need a database through a file to store information, but the function of all complete, the registration message is very useful background management.

Qsort针对不同数据类型的用法，Qsort采用快排实现，比传统的sort更有效率-Qsort for the usage of different data types, Qsort exclusive use of quick implementation, more efficient than the traditional sort