public async Task <string> SolvePart1Async(Stream input)
{
var line = await input.ReadLineAsync();
var registers = line.Split(',').Select(x => long.Parse(x)).ToArray();
_program.Init(registers);
var outputChannel = Channel.CreateUnbounded <long>();
await _program.RunAsync(await 1.ToChannelAsync(), outputChannel);
return((await outputChannel.Reader.ReadAllAsync().LastAsync()).ToString());
}
public async Task <string> SolvePart1Async(Stream input)
{
var line = await input.ReadLineAsync();
var registers = line.Split(',').Select(x => long.Parse(x)).ToArray();
_intcodeProgram.Init(registers);
var outputChannel = Channel.CreateUnbounded <long>();
var inputChannel = Channel.CreateUnbounded <long>();
await _intcodeProgram.RunAsync(inputChannel, outputChannel);
return((await GetAlignmentParametersAsync(outputChannel)).ToString());
}
public async Task <string> SolvePart2Async(Stream input)
{
var line = await input.ReadLineAsync();
var registers = line.Split(',').Select(x => long.Parse(x)).ToArray();
_intcodeProgram.Init(registers);
var panels = await GetPaintedPanelsAsync(_intcodeProgram, PaintedColor.White);
var s = new StringBuilder();
for (int j = panels.Keys.Max(c => c.y); j > panels.Keys.Min(c => c.y) - 1; j--)
{
for (int i = panels.Keys.Min(c => c.x); i < panels.Keys.Max(c => c.x) + 1; i++)
{
s.Append(panels.ContainsKey((i, j))
? panels[(i, j)] == PaintedColor.White ? "#" : " "
public async Task <string> SolvePart1Async(Stream input)
{
var line = await input.ReadLineAsync();
var registers = line.Split(',').Select(x => long.Parse(x)).ToArray();
var map = new Dictionary <(long x, long y), long>();
for (int x = 0; x < 50; x++)
{
for (int y = 0; y < 50; y++)
{
var outputChannel = Channel.CreateUnbounded <long>();
var inputChannel = Channel.CreateUnbounded <long>();
_intcodeProgram.Init(registers.ToArray()); // copy
await inputChannel.Writer.WriteAsync(x);
await inputChannel.Writer.WriteAsync(y);
await _intcodeProgram.RunAsync(inputChannel, outputChannel);
map[(x, y)] = await outputChannel.Reader.ReadAsync();