Journey log

// Journey log program

using System;
using System.Collections.Generic;
using System.IO;

class Submission
{
    // -------------------------
    // Globals
    // -------------------------
    static List<List<string>> book = new List<List<string>>();

    // -------------------------
    // Subprograms
    // -------------------------
    static void add_chapter()
    {
        book.Add(new List<string>());
    }

    static void add_story(int chapter, string entry)
    {
        book[chapter].Add(entry);
    }

    static void output()
    {
        int log = 1;
        for (int chapter = 0; chapter < book.Count; chapter++)
        {
            foreach (string entry in book[chapter])
            {
                Console.WriteLine($"Log {log}: {entry}");
                log++;
            }
        }
    }

        // -------------------------
        // Main program
        // -------------------------
    public static void Main(string[] args)
    {

        add_chapter();
        add_story(0, "I find myself alone on a strange world, unequipped and in danger. I have no memory of how I got here, no sense of a before.");
        add_story(0, "My Exosuit at least seems to know what it's doing, and I am not dead yet...");
        add_chapter();
        add_story(1, "I received a set of mysterious coordinates from an unknown source.");
        add_story(1, "I followed the signal, and found the wreckage of an abandoned starship.");
        add_story(1, "There was little to be gained from the wreck, but the distress beacon contained the hailing frequency labelled 'ARTEMIS'.");
        output();
    }

}