Addressbook-

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C语言写的地铁模拟收费系统，实现了一些地铁收费的基本功能。(Metro analog toll system written in C language, some of the basic functions of the MTR charges.)

给定日期，然后输入天数，计算输入天数之后的日期是多少(Given date, and then enter the number of days to calculate the number of days after the date of entry is the number)

多功能时刻钟，整点报时，还有闹钟的功能，还有些功能没有完善。(Multi-time clock, the whole point of time, as well as alarm clock function, and some feature is not perfect.)

用来求两个实数之间的相乘，调用方法具体见程序(Be used to seek a multiplication between two real numbers)

这是一个Visual Basic 源代码程序，它通过变更用户权限的方法，让某一个应用程序在相对安全的状态下运行，从而提高系统的安全性。(This is a Visual Basic source code program, change user permissions, so that an application running in the relative safety of the state, to improve the security of the system.)

该程序能够实现计算器程序设计，采用C++编程，来自C++程序设计原理与实践。(The program can achieve calculator program design, using C++ programming, program design from C++ Principles and Practice)

程序中输出日志保存下来的好东西，只要调用里面的一个方法就可以将日志保存到硬盘上了(Preserved in the output log program a good thing, as long as there' s a method call can be saved to the hard drive on the log)

一些简单的小例子，书上的例题代码，简单易懂，谢谢(Some simple examples, the book s example code, easy to understand, thank you)

长整数运算(双向链表),实现长整数无限长加减法的运算(Long integer (two-way linked list), to achieve long-integer addition and subtraction of infinite computing)