public string Run()
{
var tubes = new Tubes(File.ReadAllText("input.txt"));
// return tubes.GetTubes().Sum(t => t.Length).ToString();
var sw = Stopwatch.StartNew();
var solution = "";
var steps = 0;
foreach (var tube in tubes.GetTubes())
{
solution += String.Concat(tube.Letters);
steps += tube.Length;
}
Console.Write($"Solution: {solution}, steps: {steps}, time: {sw.Elapsed}");
return(steps.ToString());
}
public string Run()
{
var tubes = new Tubes(File.ReadAllText("input.txt"));
var renderer = new Renderer(tubes);
Console.CursorVisible = false;
var sw = Stopwatch.StartNew();
var solution = "";
var steps = 0;
var x = tubes.FindStartX();
var y = 1;
var from = Direction.NORTH;
// so slow but fun
var running = true;
while (running)
{
steps++;
renderer.Render(x, y);
var c = tubes.GetLetter(x, y);
if (c.HasValue)
{
solution += c;
}
Console.CursorTop = Console.BufferHeight - 1;
Console.CursorLeft = 0;
Console.Write($"Solution: {solution}, steps: {steps}, time: {sw.Elapsed}");
var direction = tubes.NextMove(x, y, from);
switch (direction)
{
case Direction.NORTH:
y--;
from = Direction.SOUTH;
break;
case Direction.SOUTH:
y++;
from = Direction.NORTH;
break;
case Direction.WEST:
x--;
from = Direction.EAST;
break;
case Direction.EAST:
x++;
from = Direction.WEST;
break;
case Direction.STOP:
default:
running = false;
break;
}
Thread.Sleep(25);
}
Console.CursorVisible = true;
return(solution);
}
public Renderer(Tubes tubes)
{
_tubes = tubes;
}