本项目名称为《模拟一个简单二级文件管理系统》，该项目中包含目录的创建，目录下文件、子目录的创建。对文件的操作包括：创建、删除、读、写、修改文件属性等模式。对目录的操作包括：创建、删除。-The name of the project for the simulation of a simple two-level file management system, the project included the creation of the directory, directory files, subdirectories create. Operation of the document include: create, delete, read, write, and modify file attributes mode. The operation of the directory include: create, delete.