public string Compute(string[] input)
{
long noun = 0, verb = 0;
long expectedOutput = 19690720;
long[] program = IntCodeProgramParser.Parse(input);
for (noun = 0; noun < 100; noun++)
{
for (verb = 0; verb < 100; verb++)
{
var computer = new IntCodeComputer(program);
computer.Noun = noun;
computer.Verb = verb;
computer.RunIntcodeProgram();
if (computer.FirstValue == expectedOutput)
{
goto outside;
}
}
}
outside : return($"{(100 * noun) + verb}");
}
public string Compute(string[] input)
{
var program = IntCodeProgramParser.Parse(input);
var reach = 0L;
var gridSize = 50;
var validPoints = new List <Point>();
// Count reachable
for (var x = 0; x < gridSize; x++)
{
for (var y = 0; y < gridSize; y++)
{
var computer = new IntCodeComputer(x, program);
var output = computer.RunIntcodeProgram(y) ?? 0;
reach += output;
Console.WriteLine($"Output: {x} - {y} - {output} - Reach: {reach}");
if (output > 0)
{
validPoints.Add(new Point {
X = x, Y = y
});
}
}
}
return($"{reach}");
}
public string ComputePartTwo(string[] input)
{
var program = IntCodeProgramParser.Parse(input);
var gridSize = 2000;
var validPoints = new List <Point>();
// Count reachable
while (true)
{
for (var x = 0; x < gridSize; x++)
{
for (var y = 0; y < gridSize; y++)
{
var computer = new IntCodeComputer(x, program);
var output = computer.RunIntcodeProgram(y) ?? 0;
if (output == 1)
{
computer = new IntCodeComputer(x - 99, program);
output = computer.RunIntcodeProgram(y + 99) ?? 0;
if (output == 1)
{
return($"Closest {(x-99) * 10000 + (y)}");
}
}
}
}
}
}
public string Compute(string[] input)
{
var computer = new IntCodeComputer(IntCodeProgramParser.Parse(input));
game = new Game(computer);
game.Setup();
return($"{game.BlockTilesCount}");
}
public string Compute(string[] input)
{
var program = IntCodeProgramParser.Parse(input);
var robot = new ScaffoldRobot(new IntCodeComputer(program));
robot.Run();
return($"{robot.AlignmentParamsSum}");
}
public string ComputePartTwo(string[] input)
{
var maxMinutes = 0;
var program = IntCodeProgramParser.Parse(input);
for (int i = 0; i < 1000; i++) // using stats for the filfiest hack in history of filthy hacks, it will eventually give the right answer
{
var computer = new IntCodeComputer(program);
var explorer = new Explorer(computer, Point.Origin);
computer.SetDatasource(explorer);
try
{
while (true)
{
explorer.Explore();
}
}
catch (Explorer.QuestCompletedException)
{
var filled = explorer.Map.Where(p => p.Value == Block.OxygenSystem).Select(p => p.Key).Distinct().ToList();
var fillable = explorer.Map.Where(p => p.Value != Block.Wall).Select(p => p.Key).Distinct().ToList();
var minutes = 0;
while (fillable.Count > filled.Count)
{
var toFill = new List <Point>();
foreach (var filledPoint in filled)
{
foreach (var potentialFill in explorer.GetPotentialPointsInfo(filledPoint).Select(ff => ff.Value))
{
if (!filled.Contains(potentialFill) && fillable.Contains(potentialFill))
{
toFill.Add(potentialFill);
}
}
}
foreach (var pointToFill in toFill.Distinct())
{
filled.Add(pointToFill);
}
minutes++;
// Console.WriteLine($"{minutes} minutes - {filled.Count}/{fillable.Count} filled");
}
maxMinutes = Math.Max(maxMinutes, minutes);
Console.WriteLine($"{minutes} vs {maxMinutes} minutes - {filled.Count}/{fillable.Count} filled");
}
}
return($"{maxMinutes}");
}
public string Compute(string[] input)
{
var brain = new IntCodeComputer(IntCodeProgramParser.Parse(input));
robot = new Robot(brain, PanelColor.Black);
brain.AddDelegate(robot);
brain.SetDatasource(robot);
robot.Run();
return($"{robot.UniquePanelsPaintedCount}");
}
public string ComputePartTwo(string[] input)
{
var program = IntCodeProgramParser.Parse(input);
program[0] = 2;
var computer = new IntCodeComputer(program);
game = new Game(computer);
computer.SetDatasource(game);
game.Setup();
return($"Game over: {game.Score}");
}
public string ComputePartTwo(string[] input)
{
var program = IntCodeProgramParser.Parse(input);
program[0] = 2;
var computer = new IntCodeComputer(program);
var inputer = new Inputer(computer);
computer.SetDatasource(inputer);
inputer.Run();
return($"{inputer.Output}");
}
public string ComputePartTwo(string[] input)
{
var brain = new IntCodeComputer(IntCodeProgramParser.Parse(input));
robot = new Robot(brain, PanelColor.White);
brain.AddDelegate(robot);
brain.AddDelegate(this);
brain.SetDatasource(robot);
robot.Run();
return($"");
}
public string Compute(string[] input)
{
program = IntCodeProgramParser.Parse(input);
int[] phaseSettings = new int[] { 5, 6, 7, 8, 9 };
foreach (var permuation in phaseSettings.Permutations())
{
maxOutput = Math.Max(maxOutput, new IntCodeAmplifier(permuation, program).Run());
}
return($"{maxOutput}");
}
public string Compute(string[] input)
{
var computer = new IntCodeComputer(IntCodeProgramParser.Parse(input));
var explorer = new Explorer(computer, Point.Origin);
computer.SetDatasource(explorer);
try
{
while (true)
{
explorer.Explore();
}
}
catch (Explorer.QuestCompletedException)
{
var map = explorer.Map;
return($"{explorer.Distance}");
}
}
