/******************************************************************************
 * This program...
 * 
 * Copyright © 2021 Richard Lesh.  All rights reserved.
 *****************************************************************************/

import org.pureprogrammer.Utils;

public class Starter {

    public static void main(String[] args) {
        if (args.length != 1) {
            System.out.println(Utils.join("", "Syntax: ", "Starter", " 5|10|20|40"));
            System.exit(1);
        }
        int series = Utils.stoiWithDefault(args[0], 5);

        System.out.println("Hello, world!");
    }
}