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支持计算式编辑并计算，并提供常用方程，函数键盘，时间显示等功能(Support calculation formula editor and calculate and provide commonly used equations, function keyboard, the time display and other functions)

利用vc++开发的TIN的生成算法 (Using vc++ TIN generation algorithm developed)

说明：  可求任意长整数的加减法，输入格式为1，1111，1111类型的格式(Rectifiable arbitrary long integer addition and subtraction, enter the format type of format 1,1111,1111)

to study for student

一个简单的计算器程序，实现了加、减、乘、除计算(A simple calculator program to achieve the add, subtract, multiply, divide computing)

Calculator using switch

说明：  这是一个很简单的C++程序 也只是随手练练而已 我现在的水平还不行 不过 我一直都在努力(This is a very simple C program is only to practice it, I threw the level is not enough but I have been efforts)

VB编程实现改变系统日期格式,有需要的就下载吧。(VB Programming to change the system date format, there is a need to download it.)

说明：  用VB做得，仿Vista经典界面的日历，也算个万年历，(Done using VB, a classic interface like Vista' s calendar, a calendar are also considered,)

这是一个功能完善的计算器小程序，开发环境时VC++6.0(This is a good small program.)