public void selectMethod(int method){
		//the methods to use
		if(method==1) new FCFS(r.getRawSequence(),r);
		if(method==2) new SSTF(r.getCurrent(),r.getRawSequence(),r);
		if(method==3) new Scan(r.getCurrent(),r.getPrevious(),r.getRawSequence(),r);
		if(method==4) new CScan(r.getCurrent(),r.getPrevious(),r.getRawSequence(),r);
		if(method==5) new Look(r.getCurrent(),r.getPrevious(),r.getRawSequence(),r);
		if(method==6) new CLook(r.getCurrent(),r.getPrevious(),r.getRawSequence(),r);
	}