不错的代码，很好用 不错的代码，很好用 不错的代码，很好用...

一个用C++编制的控制仿真程序，效果挺好的 。有兴趣的可以-C compiled a control simulation program, the effect is very good. Interested parties can s

点在多边形内判断，思想：点的做射线与多边形的交点个数。-Point in polygon judge thought: point to do ray intersection and the number of polygons.

封装非终结符集合的类Vn，可以求出 FIRST集和FOLLOW集。-Package of non-terminal symbol set of classes Vn, you can find the FIRST sets and FOLLOW sets.

霍夫曼编码 提供基本内核 下载后用户可根据需要根改-Huffman code, provides the fundamental core, you can modify it as your wish after downloading it.

这个是用C写的哈夫曼编码与解码，起中间数据还用文件显示，以便大家观摩-this is written in C Huffman coding and decoding, starting with intermediate data file, so that we watch

井字游戏函数返回游戏状态1游戏结束的结果1比赛过程中游戏结束，没有结果函数绘制的井字游戏玩家标记板

C++ primer plus第7章课后的编程练习，所有代码都通过编译，学习C++的同学可以参考一下。-C++ Primer plus Chapter 7 after-school programming exercises, all code through the compiler, learning C++ Students for reference.

曲线离散化算法实现，Douglas_Peucker算法。-Curve discretization algorithm, Douglas_Peucker algorithm.

Vc与Matlab混合编程的一些实例，比较有用，对于混合编程中常用的数据类型转换，系统设计以及算法设计等等，以实例展现，可以稍加修改即可投入实用。-Vc mixed with Matlab programming examples, more useful for mixed programming commonly used data type conversion, system design and algorithm design, etc., with examples to show, can be modified can be put into practical use.

实现多项式的相加 解决了某一范围内的多项式相加 有些不完善 SORRY-The realization of the sum polynomial solution of a polynomial within the scope of the sum of some imperfect SORRY