本程序属于操作系统程序，可能会给大家的作业带来帮助，其功能是将硬盘和软盘的文件间实现相互读写，希望想实现此功能的朋友喜欢-This procedure belongs to the operating system procedures, the operation may be helpful to everyone for their homework, and its function is to document the hard disk and floppy disk to read