public class Main {
    public static void main(String[] args) throws IOException {
        String msg = "Hello ";
        List<String> strings = new
ArrayList<String>(Arrays.asList(args));
        try {
            String s = strings.remove(0);
            for (int i = 0; i >= 0; i++) {
                msg += s.toCharArray()[i];
            }
        } catch (ArrayIndexOutOfBoundsException e) {
            System.out.println(msg);
            main(strings.toArray(new String[0]));
        } catch (IndexOutOfBoundsException e) {
            System.out.println("Goodbye");
        }
    }
}

No tickets needed - can't make it anywat

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