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小波包分析提取振动信号中的特征频率，本程序的性能已经超过其他算法，插值与拟合，解方程，数据分析。( Wavelet packet analysis to extract vibration signal characteristic frequency, This program has exceeded the performance of other algorithms, Interpolation and fitting, solution of equations, data analysis.)

说明：  

对四级单词进行记忆,通过各种形式：按天记忆，随机记忆等模式。(Remaber the CET4 words.)

读取两日期，并算两个日期间的天数。示范日期类型的操作。　(read two dates, and count the period of two days. Model date type of operation.)

Source code of computer viruses Worm for Windows --------------------------- Hunatcha by Undermine Author s description * Run at every startup * Infect drives & files * P2P Process * Taskkill av The main reason for this virus is to show you how works, so this is why i added that variable. Sorry for the mess but like i said it s mostly to explain my virus. Peoples interessed in this technic should also rewrite DATA d32, in line w32. It also change register usage, but using a more advanced technic update taskkill.

公英制互转换器，初学VC时的小程序，对平时工程制图有些用处。(Metric to Imperial Units )

本程序实现构造任意阶幻方，输入数字构造你想要的幻方(The program to construct arbitrary magic square, magic square input digital structure you want)

在windows2000xp下直接接进行端口操作的程序源码。 (Windows2000 xp directly connected to the port operation of the program source.)

用于求三组数，每组数的各个位都不相同。第二组数为第一组的2倍，第3组数为第一组的3倍(Is used to find the number of three, the number of the bits in each group are different. The second number of groups for the first group of two times the number of the third group of three times the first group)

银行管理程序，实现简单管理员删户开户，转账等功能(Bank management program)