public void CalculateDistancesBetweenTiles()
{
StringInputReader reader = new StringInputReader();
HexWalker walker = new HexWalker(reader);
Assert.Equal(3, walker.ShortestDistanceFromStart("ne,ne,ne"));
Assert.Equal(0, walker.ShortestDistanceFromStart("ne,ne,sw,sw"));
Assert.Equal(2, walker.ShortestDistanceFromStart("ne,ne,s,s"));
Assert.Equal(3, walker.ShortestDistanceFromStart("se,sw,se,sw,sw"));
}
static void Main(string[] args)
{
/**
* I used the following extremely well-written guide by Amit Patel (Red Blob Games)
* to understand how a hexogonal grid can be represented and how one traverses it:
*
* https://www.redblobgames.com/grids/hexagons
*
* It's one of the most nicely-presented resources on game development that I've
* ever seen!
*/
FileInputReader reader = new FileInputReader();
HexWalker walker = new HexWalker(reader);
// Part one
Console.WriteLine(walker.ShortestDistanceFromStart("Inputs/day-11.txt"));
// Part two
Console.WriteLine(walker.FarthestDistanceFromStart("Inputs/day-11.txt"));
}