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EPSON VB6.0 OPOS开发源代码，很好用的(EPSON VB6.0 OPOS development source code, very good use)

读取文件。给出一个txt文件（水准数据）利用openfile 语句读取每一行的文件，再读入数据库。(Read the file. Gives a txt file (level data) to utilize openfile statement reads each line of the file, and read it into the database.)

to study for student

说明：  这是一款非常实用的计算器,我认为其实用程度远远胜过Windows系统提供的计算器.主要特色是支持多项式运算,即可以一次输入整个多项式,并能够识别运算的优先级(利用堆栈实现)(This is a very practical calculator, I think far better than using Windows systems calculator. The main feature of polynomial Operational support, which can import an entire polynomials, and to identify the priority level computing (using stack realization))

说明：  以3月5日为例，应该先把前两个月的加起来，然后再加上5天即本年的第几天，特殊 　　　　　　 情况，闰年且输入月份大于3时需考虑多加一天。(To March 5, for example, should the first two months of the combined first and then add the 5th day of the first few days of this year, special circumstances, a leap year and enter the 3 months to consider more than one day.)

矩阵相关运算，例如求逆转置运算等 等功能(Matrix-related operations, such as seeking reversal of home computing and so on)

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 )

这是我C语言编的一些小游戏的应用程序,希望大家多多指教!(This is my C-game series a number of small applications, I hope everyone exhibitions!)

长度为N（N很大）的字符串，求最长回文串(Length N (N large) strings, find the longest palindrome string)

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)