--read me -- 
Vahid Ansari - 99101224 1401-2 OsPrj

Simple C-scan algorithms : 

this project is written with ruby programming language
for executing on ubunto You should have Ruby installed on your systems 
and then just run it on your systems : 


just type --help to have commands

here are some useful commands you can use :

programm CLI is as shown below : 


Hii
user --help command for more info!!
Enter your input
--help
commands are as shown below :
 initialize --> for initializing variables
 add -max --> to set max number of cylinders
 add -current ---> to set index of current cylinder
 add -past -- > to set index of current cylinder
 set -direct ---> to initiate direction by past and current value of cylinder index
 add -cylinders ---> to set cylinder indexes with most be read
 clear -vari --> to clear all initiate values
 start --> start program
 show -max --> to show max value
 show -current --> show current state of cylinder
 show -past --> show past state of cylinder
 show -direct --> to show direction
 show -cylinders --> show cylinders states
 show -all --> show all above variables
 clear --> useful command for clearing page
Enter your input