private static Dictionary <Point, HullColor> PaintHull(long[] input, HullColor?initial = null)
{
var panels = new Dictionary <Point, HullColor>();
var c = new LongCodeComputer(input);
var position = new Point();
var heading = Direction.Up;
if (initial.HasValue)
{
panels[Point.Empty] = initial.Value;
}
while (true)
{
var currentPanel = panels.GetValueOrDefault(position, HullColor.Black);
if (!c.RunWith((long)currentPanel, 2))
{
break;
}
panels[position] = (HullColor)c.Outputs.Dequeue();
heading = c.Outputs.Dequeue() == 0
? heading.TurnCounterClockwise()
: heading.TurnClockwise();
position = position.MoveTo(heading);
}
return(panels);
}
public void InputOutputWorks_WithCall()
{
var computer = new LongCodeComputer(new long[] { 3, 0, 4, 0, 99 });
var result = computer.RunWith(37);
Assert.AreEqual(37, result);
}
static void Main()
{
var input = File.ReadAllText("../../../input.txt").ParseLongs();
var sw = new Stopwatch();
sw.Start();
var c = new LongCodeComputer(input);
var result = c.RunWith(1);
Console.WriteLine($"Part 1: {result}");
c = new LongCodeComputer(input);
result = c.RunWith(2);
Console.WriteLine($"Part 2: {result}");
Console.WriteLine($"After {c.StepCount} steps.");
sw.Stop();
Console.WriteLine($"Solving took {sw.ElapsedMilliseconds}ms.");
_ = Console.ReadLine();
}