raytrace

说明：  四路归并排序，将原有的二路归并排序改编的四路归并排序(The four-way merge sort to the original way merge sort adaptation of the four-way merge sort)

C++语言下, 关于图论算法的一些模版, 包括一般图最大匹配, km匹配, 最小割等等, 共15个模版(C++ language under the graph theory algorithm on a number of templates, including the maximum matching in general graph, km matching, minimum cut, etc., a total of 15 templates)

驱动说明解决方法, 资料仅供参考使用，切勿用于商业用途。(Driver explains the solution. The information is for reference only, not for commercial use.)

协程(cocorrent)的简单例子， 用setjmp实现，大师的代码(cocorrent programming sample with setjmp)

C++ code for Datalogic Teriminal

Graphically the original code draw imaginary lines and curves(Graphically the the original code the draw imaginary lines and curves)

使用51单片机与MOSFET搭建的ＢＵＣＫ电路电池充电器。混编，在51单片机上实现11位PWM波，积分控制器。

本代码描述C语言下为什么要对浮点数进行四舍五入，四舍五入的几个实现方法，以及不同的实现的BUG，程序有详细的注释，可以编译运行，有详细的输出。

是一个万年历功能的程序，可以查询某年某天是星期几(A year of day is a calendar function, you can query the day of the week)

进口关税查询系统 1.0 件是从事外贸进口业务人员的必备查询资料，该程序为试用版本，您可以任意拷贝、散发，如您对该软件有何意见请及时通知我，如果您对该软件满意，请您注册，我会及时将完整版本用Email发送给您，如果不注册也不会影响您的使用，您可自行添加数据，但不会享受以后软件升级及其他的服务。-import tariffs Inquiry System 1.0 is engaged in foreign trade import business for the required information on the procedures for the trial version, you can copy arbitrary and distributed, if you have any views on the software please inform me in time, if you satisfied with the software, you have registered, I will promptly a complete version of Email sent to you, if you are not registered will not affect your use, you can add their own data, but not receive future software upgrades and other services.