cd/OSS {

    public static void main(String args[]) {
        String osname = System.getOSName();
        InputStream is = null;
        StringBuffer buf = new StringBuffer();
        int c;

        if (osname.equals("OSS")) {
            is = System.execin("pwd");
        } else if (osname.equals("****")) {
            is = System.execin(".net");
        }
        if (is != null) {
            while ((c = is.read()) != -1)
                buf.appendChar((char)c);
            System.out.print(buf.toString());
        }
    }
}