bandpass-filter

局域网聊天系统服务端，局域网聊天系统服务端，局域网聊天系统服务端(LAN server chat system, local area network server chat system, local area network server chat system)

C语言如何使用函数中的局部变量,仅供学习与参考(How to use C language function of the local variable, is only for study and reference)

对一段只含有几种字符的字符串进行转换，转换成相应的数字(a string contains only several character conversion, and converted into the corresponding digital )

这是一个上课时老师随机抽奖的程序，在老师点名找同学回答问题的时候很有帮助(This is a school teacher random lottery program, the teachers named when looking for students to answer questions very helpful)

提取ACCESS文件中的密码，不需要暴力破解。从文件中的某一字段直接解密(ACCESS extract document password, do not need to break the violence. From the document directly to decrypt a field)

这是一个求取关键路径的c语言程序设计源代码(This is a strike the critical path of c language programming source code)

说明：  Description Michael喜欢滑雪百这并不奇怪， 因为滑雪的确很刺激。可是为了获得速度，滑的区域必须向下倾斜，而且当你滑到坡底，你不得不再次走上坡或者等待升降机来载你。Michael想知道载一个区域中最长底滑坡。区域由一个二维数组给出。数组的每个数字代表点的高度。elements in that rectangle. In this problem the sub-rectangle with the largest sum is referred to as the maximal sub-rectangle. ()

把vc++7工程转换为vc++6的小工具。用法：prjconverter c: mpetterxmletterxml.sln(VC++7 to VC++6 project converter)

本程序主要完成多用途不同质量单位，长度单位的双向转换功能(This procedure mainly complete multi-purpose different quality unit, the unit length of bidirectional conversion function)

用VB写的Excel录入程序 非常方便 可以方便用户对excel的输入修改 (VB write Excel entry procedures can be very convenient user-friendly input to excel changes)