public override void Puzzle1()
{
toboggan = new Toboggan(0, 0, 3, 1);
int hits = toboggan.Travel(input);
Console.WriteLine($"We have hit {hits} trees");
}
public void SampleTerrainTest()
{
List <string> testInput = new List <string>();
testInput.Add("..##.......");
testInput.Add("#...#...#..");
testInput.Add(".#....#..#.");
testInput.Add("..#.#...#.#");
testInput.Add(".#...##..#.");
testInput.Add("..#.##.....");
testInput.Add(".#.#.#....#");
testInput.Add(".#........#");
testInput.Add("#.##...#...");
testInput.Add("#...##....#");
testInput.Add(".#..#...#.#");
// Act
//generate terrain
Terrain TR = new Terrain(FileUtils.CreateTempFileFromList(testInput));
//Start Tobbogan
Toboggan TB = new Toboggan(0, 0, TR);
TB.Run();
Assert.AreEqual(7, TB.treeCount);
}
public override string PartOne(string input)
{
Coords startingLoc = new Coords(0, 0);
Map treeMap = new Map(CreateMap(input), startingLoc, 3, 1);
Toboggan tob = new Toboggan(treeMap);
return(Convert.ToString(tob.DownhillRun()));
}
public void Resolve()
{
var map = Map.Parse(File.ReadAllLines("./input/input3.txt"));
var toboggan = new Toboggan(map, 3);
var squares = toboggan.SlideDown();
squares.Count(s => s == Square.Tree).Should().Be(247);
}
public void TobogganSlideDown()
{
var map = Map.Parse(new[] { ".#", "#." });
var toboggan = new Toboggan(map, 1);
var squares = toboggan.SlideDown();
squares.Should().BeEquivalentTo(new[] { Square.Open, Square.Open });
}
public void TobogganSlideDownSlopeOfMultipleRows()
{
var map = Map.Parse(new[] { ".#", ".#", ".#", ".#", ".#" });
var toboggan = new Toboggan(map, new Slope(1, 2));
var squares = toboggan.SlideDown();
squares.Count().Should().Be(3);
squares.Should().BeEquivalentTo(new[] { Square.Open, Square.Tree, Square.Open });
}
public void ResolvePart2()
{
var map = Map.Parse(File.ReadAllLines("./input/input3.txt"));
var squares = new Toboggan(map, new Slope(3)).SlideDown();
long r1 = new Toboggan(map, new Slope(1)).SlideDown().Count(s => s == Square.Tree);
long r3 = new Toboggan(map, new Slope(3)).SlideDown().Count(s => s == Square.Tree);
long r5 = new Toboggan(map, new Slope(5)).SlideDown().Count(s => s == Square.Tree);
long r7 = new Toboggan(map, new Slope(7)).SlideDown().Count(s => s == Square.Tree);
long r12 = new Toboggan(map, new Slope(1, 2)).SlideDown().Count(s => s == Square.Tree);
(r1 * r3 * r5 * r7 * r12).Should().Be(2983070376);
}
public override string PartTwo(string input)
{
Coords startingLoc = new Coords(0, 0);
Map treeMap = new Map(CreateMap(input), startingLoc, 1, 1);
Toboggan tob = new Toboggan(treeMap);
var treeCount1 = tob.DownhillRun();
tob.UpdateSlope(3, 1);
var treeCount2 = tob.DownhillRun();
tob.UpdateSlope(5, 1);
var treeCount3 = tob.DownhillRun();
tob.UpdateSlope(7, 1);
var treeCount4 = tob.DownhillRun();
tob.UpdateSlope(1, 2);
var treeCount5 = tob.DownhillRun();
return(Convert.ToString(treeCount1 * treeCount2 * treeCount3 * treeCount4 * treeCount5));
}
public void SampleFindOptimalSpeed()
{
List <string> testInput = new List <string>();
testInput.Add("..##.......");
testInput.Add("#...#...#..");
testInput.Add(".#....#..#.");
testInput.Add("..#.#...#.#");
testInput.Add(".#...##..#.");
testInput.Add("..#.##.....");
testInput.Add(".#.#.#....#");
testInput.Add(".#........#");
testInput.Add("#.##...#...");
testInput.Add("#...##....#");
testInput.Add(".#..#...#.#");
// Act
//generate terrain
Terrain TR = new Terrain(FileUtils.CreateTempFileFromList(testInput));
//Start Tobbogan
Toboggan TB1 = new Toboggan(0, 0, TR, 1, 1);
TB1.Run();
Toboggan TB2 = new Toboggan(0, 0, TR, 3, 1);
TB2.Run();
Toboggan TB3 = new Toboggan(0, 0, TR, 5, 1);
TB3.Run();
Toboggan TB4 = new Toboggan(0, 0, TR, 7, 1);
TB4.Run();
Toboggan TB5 = new Toboggan(0, 0, TR, 1, 2);
TB5.Run();
Assert.AreEqual(336, TB1.treeCount * TB2.treeCount * TB3.treeCount * TB4.treeCount * TB5.treeCount);
}
public void Setup()
{
_toboggan = new Toboggan(1, 1);
}
