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加法计算器，主要实现两个数加减运算，用来练习MFC中基本控件的使用(Addition calculator, the main achievement subtract two numbers, used to practice the basic control the use of MFC)

一个计算器。比电脑上的厉害多了 。就像真实的计算器一样 (A calculator. Powerful than the computer a lot. Just like a real calculator)

小的计算器，适合初学者，虽然简陋了点，但很清楚(Calculator, suitable for beginners)

数字转换工具，大写数字与小写数字的相互转换(Digital conversion tool, uppercase and lowercase digits digital conversion)

说明：  此系统由VC++ 6 0 MFC开发而成,主要实现一些基本的界面操作,如画笔画刷,文字改变字体颜色,以及时钟显示和小型购物系(This system is developed by VC 60 MFC. It mainly implements some basic interface operation, such as brush, text changing font color, clock display and small shopping department.)

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.)

通讯录管理系统，能够实现人员的信息录入、查询、修改、删除、保存、显示等操作(Address book management system, personnel information entry, query, modify, delete, save, display operations)

说明：  二叉树运用，简单背包问题，是本人初学数据结构的作业，(Bintree use, simple knapsack problem, is my data structure beginner operations,)

通讯录中的每一个信息包括姓名（规定字节数为15个）、电话（规定字节数为15个）和工作单位（最大字节数为30个）等信息。(Each information including the name of the mail list ( specified byte number 15 ), phone ( specified byte number 15 ) and work units ( the maximum number of bytes to 30 ) and other information.)

后缀表达式计算器，这里是整个CPP，文件里代码完整，适合初学者阅读使用。(Postfix expression calculator, here is the entire CPP, file integrity code, suitable for beginners to read.)