cipandiaodusuanfa

说明：  这个程序主要实现对磁盘进行调度的算法，有先来先服务，最短寻道优先，扫描，单向扫描和循环五种算法的实现。
(This program to disk scheduling algorithm, first come first serve, Seeking shortest priority scanning, check scanning and circulation of five algorithms to achieve.)