demo creation, which CRBTree class can use copied

电子购物商城系统（C#实现）包括后台管理(Electronic shopping mall system (C# implementation))

数字通信中的4QAM调制下的解调程序,并带有误码率仿真功能,推荐数字通信方向研究人员下载使用(The demodulation program under the modulation of 4QAM in digital communication has the function of error rate simulation, and it is recommended that the digital communication research personnel can download and use it.)

a program to find the area of circle

给出了EASYARM2200开发板的配套资源，包含部分代码。(The supporting resources of the EASYARM2200 development board are given, including some code.)

编写程序，统计出大、小写字母、空格、 数字和其它字符个数 (Programming, the statistics of large, lowercase letters, spaces, numbers and other number of characters)

matlab勒让德 - 高斯求积,用于计算勒让德 - 高斯求积分(Gauss–Laguerre quadrature)

k均值分类在遥感影像中的应用，完整的c++代码，注释详细易懂，并且已经验证过(k-means classification in remote sensing images in the application, complete c++ code, comments, detailed and easy to understand, and have been verified)

学生成绩管理系统，输入输出等，排序求值等。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。(student magnement system)

多址接入协议性能仿真比较,给出主程序源代码和各个脚本M文件(Multiple access protocol performance simulation given main program source code and script M-file)

功能完备的数字钟功能完备的数字钟/时分秒(A fully functioning digital clock/when minutes and seconds)