public long Answer(params long[] arguments)
{
IntCodeProcessor2 icp2 = new IntCodeProcessor2(program)
{
InputModeSetting = IntCodeProcessor2.InputMode.Set
};
icp2.Reset();
while (icp2.IsRunning)
{
var x = icp2.RunWithOutput();
var y = icp2.RunWithOutput();
var tileId = icp2.RunWithOutput();
var p = new Point((int)x, (int)y);
if (!screen.ContainsKey(p))
{
screen.Add(p, (int)tileId);
}
else
{
screen[p] = (int)tileId;
}
}
DebugMap();
return(screen.Sum(s => s.Value == 2 ? 1 : 0));
}
public long Answer(params long[] arguments)
{
icp2 = new IntCodeProcessor2(program)
{
InputModeSetting = IntCodeProcessor2.InputMode.Set
};
icp2.Reset();
Point location = new Point(0, 0);
map.Add(location, 0);
// We know left west is free
Direction dir = Direction.North;
Look(location);
while (map[location] != 2)
{
location = Move(dir, location, out var hit);
Look(location);
// Can we go right?
var checkRightKey = location + DirToPoint(RightDirection(dir));
if (!map.ContainsKey(checkRightKey))
{
Look(checkRightKey);
}
if (map[checkRightKey] != 1)
{
dir = RightDirection(dir);
continue;
}
// can we go straigh?
if (map[location + DirToPoint(dir)] != 1)
{
continue;
}
// Can we go left?
if (map[location + DirToPoint(OppositeDirection(RightDirection(dir)))] != 1)
{
dir = OppositeDirection(RightDirection(dir));
continue;
}
dir = OppositeDirection(dir);
}
Frame(location);
Point end = map.First(x => x.Value == 2).Key;
return(shortestPath(new Point(0, 0), end));
}
public long Answer(params long[] arguments)
{
IntCodeProcessor2 icp2 = new IntCodeProcessor2(program)
{
InputModeSetting = IntCodeProcessor2.InputMode.Set
};
int score = 0;
int paddle = 0;
int ball = 0;
int controller = 0;
icp2.Reset();
while (icp2.IsRunning) // Load first frame
{
var x = icp2.RunWithOutput();
var y = icp2.RunWithOutput();
var tileId = icp2.RunWithOutput();
var p = new Point((int)x, (int)y);
if (!screen.ContainsKey(p))
{
screen.Add(p, (int)tileId);
}
else
{
screen[p] = (int)tileId;
}
if ((x == 36 && y == 21))
{
DebugMap();
break;
}
}
ball = screen.First(b => b.Value == 4).Key.x;
paddle = screen.First(b => b.Value == 3).Key.x;
controller = ball <paddle ? -1 : ball> paddle ? 1 : 0;
icp2.InputNumbers.Add(controller);
while (icp2.IsRunning)
{
var x = icp2.RunWithOutput();
var y = icp2.RunWithOutput();
var tileId = icp2.RunWithOutput();
if (x == -1 && y == 0)
{
score = (int)tileId;
}
else
{
var p = new Point((int)x, (int)y);
if (!screen.ContainsKey(p))
{
screen.Add(p, (int)tileId);
}
else
{
screen[p] = (int)tileId;
}
//Console.WriteLine($"{p} {tileId}");
if ((x == 36 && y == 21) || tileId == 4)
{
DebugMap();
ball = screen.First(b => b.Value == 4).Key.x;
paddle = screen.First(b => b.Value == 3).Key.x;
controller = ball <paddle ? -1 : ball> paddle ? 1 : 0;
icp2.InputNumbers.Add(controller);
}
}
}
return(score);
}
public long Answer(params long[] arguments)
{
IntCodeProcessor2 icp2 = new IntCodeProcessor2(program)
{
InputModeSetting = IntCodeProcessor2.InputMode.Set, Debug = true
};
Point currentLocation = new Point(0, 0);
int currentDirection = 0;
//DebugMap(currentLocation, currentDirection);
panels.Add(currentLocation, 1);
icp2.Reset();
while (icp2.IsRunning)
{
if (!panels.ContainsKey(currentLocation)) // Undiscovered tile? color is black (0)
{
panels.Add(currentLocation, 0);
}
int input = panels[currentLocation]; // Read current tile color
string c = input == 0 ? "Black" : "White";
Console.WriteLine($"Input is {c} at {currentLocation}");
icp2.InputNumbers.Add(input); // Add it to the input
var output1 = icp2.RunWithOutput();
var output2 = icp2.RunWithOutput();
var paintBlack = output1 == 0;
var turnLeft = output2 == 0;
string s = paintBlack ? "Black" : "White";
Console.WriteLine($"Painting panel at {currentLocation} the color {s} ");
if (!panels.ContainsKey(currentLocation))
{
panels.Add(currentLocation, paintBlack ? 0 : 1);
}
else
{
panels[currentLocation] = paintBlack ? 0 : 1;
}
string d = turnLeft ? "Left" : "Right";
Console.WriteLine($"Turing to the {d}");
if (turnLeft)
{
currentDirection--;
if (currentDirection < 0)
{
currentDirection = 3;
}
}
else
{
currentDirection++;
if (currentDirection > 3)
{
currentDirection = 0;
}
}
Console.WriteLine($"Moving forward");
switch (currentDirection)
{
case 0: // up
currentLocation.y++;
break;
case 1: // right
currentLocation.x++;
break;
case 2: // down
currentLocation.y--;
break;
case 3: // left
currentLocation.x--;
break;
}
//DebugMap(currentLocation, currentDirection);
}
DebugMap(currentLocation, currentDirection);
return(panels.Count);
}
