此程序为通讯录管理系统，用户可以在可执行文件中建立自己的通讯录，并可以随时对其进行修改、增加、删除、查询，清屏等操作，系统会将最终的数据存入文件并保存起来，以便随时使用。-This procedure for the address book management system, users can create their own executable file in the address book, and can modify, add, delete, query, clearance operation screens, the system will be the ultimate data into the file and Save up to use at any time.