public void DoItA() // 264384, found after 4 minutes. yikes.
{
//return;
var day = new Day15b();
Console.WriteLine(day.SolveA(InputData.Day15));
}
public void PartATests(string input, int expectedOutput)
{
var day = new Day15b();
var result = day.SolveA(input);
Assert.AreEqual(expectedOutput, result);
}
