private string Part2CountCalculator(ImageLayer[] layers)
{
var result = new ImageLayer(layers[0]);
for (int i = 0; i < layers.Length; i++)
{
result = result.RenderAbove(layers[i]);
}
return(result.AsDisplayableString(25, 6).Replace('0', '_').Replace('1', 'H').Replace('2', ' '));
}