实现菜单设计,使用数据文件保存和修改,应用结构体和指针。实现图书的采编，查找，借阅，归还，清空等。-Achieve menu design, use and modify the data file, the application of structure and pointer. Achieve book editing, search, borrow, return, empty, etc.

一个比较好的文件浏览程序源码，可以看到各个盘符下的文件，个人觉得查找文件，管理文档比系统自带的好，希望对大家有用-A better file browser program source code, you can see the files under each letter, personal feel to find files, manage documents than the system comes the hope that useful