public void Should_calculate_polymer_after_40_turns()
    {
        var inputPath = Path.Combine(TestContext.CurrentContext.TestDirectory, "Day14Tests/Input/example.txt");
        var input     = File.ReadLines(inputPath);

        var result = Day14.CalculatePolymerTemplateForFortyTurns(input.ToArray());

        Assert.That(result, Is.EqualTo(2188189693529));
    }