编写开发文档：运用面向对象编程思想，对该系统进行分析和设计，并画出类图，并对各个类的作用、类之间的交互进行说明。

编程实现该系统中各项功能，数据要求可以由用户自由输入，输出月薪时，需同时输出所有和月薪计算相关的信息以及人员的基本信息。

实现公司人员的动态增加、删除和信息修改功能。

使用面向对象思想对所有员工进行统一管理，避免代码冗余，并实现。

*实现公司人员信息的存盘和读取。

*可动态增加删除部门

用户界面友好-The preparation of the development of the document: the use of object-oriented programming ideas, the system analysis and design, and to draw class diagram, and the role of each category, class interaction between explain. Programming various functions of the system, data requested by the user the freedom to import, export monthly income needs to be at the same time and the monthly calculation of the output of all relevant information, as well as the basic information. The realization of the dynamics of company personnel to add, delete and modify functions of information. The use of object-oriented thinking of unified management of all employees to avoid code redundancy, and to achieve.* The achievement of company personnel save and read information.* Delete departments dynamically to increase user-friendly