private static void Main()
{
var input = System.IO.File.ReadAllLines("Input.txt");
Console.WriteLine($"Day 3 :: Part 1 - {Part1.Calculate(input)}");
Console.WriteLine($"Day 3 :: Part 2 - {Part2.Calculate(input)}");
}
static void Main(string[] args)
{
Part2 part = new Part2();
int x = 0;
int y = 0;
int step = 0;
string textFile = @"C:\Users\krispy\source\repos\advent-of-code-2019\Day3\input.txt";
string[] wires = File.ReadAllLines(textFile);
string[] wire1 = wires[0].Split(',');
string[] wire2 = wires[1].Split(',');
// This is the origin
Coordinate coordinate = new Coordinate(x, y, "A", step);
foreach (string instruction in wire1)
{
coordinate = part.GenerateCoordinates(coordinate.X, coordinate.Y, instruction, coordinate.WireName, coordinate.Step);
x = coordinate.X;
y = coordinate.Y;
step = part.coordinates[coordinate];
}
// Reset coordinates for second wire
coordinate = new Coordinate(0, 0, "B", 0);
foreach (string instruction in wire2)
{
coordinate = part.GenerateCoordinates(coordinate.X, coordinate.Y, instruction, coordinate.WireName, coordinate.Step);
x = coordinate.X;
y = coordinate.Y;
step = coordinate.Step;
}
Console.WriteLine("Generated {0} Coordinates for Wire A", part.coordinates.Count);
Console.WriteLine("Found {0} crossings", part.crossings.Count);
int smallestDistance = int.MaxValue;
Coordinate smallestCoordinate = new Coordinate(0, 0, "A", 0);
foreach (Coordinate c in part.crossings)
{
int distance = c.CalculateDistanceFrom0();
if (distance < smallestDistance)
{
smallestDistance = distance;
smallestCoordinate = c;
}
}
// For Part 1
Console.WriteLine("Smallest Distance: {0} \n Coordinates <{1},{2}>", smallestDistance, smallestCoordinate.X, smallestCoordinate.Y);
int leastSteps = int.MaxValue;
int OutSteps;
foreach (Coordinate c in part.crossings)
{
bool foundCoordinate = part.coordinates.TryGetValue(c, out OutSteps);
if (foundCoordinate && OutSteps + c.Step < leastSteps)
{
leastSteps = OutSteps + c.Step;
}
}
// For Part 2
Console.WriteLine("Least amount of steps: {0}", leastSteps);
Console.ReadKey();
}
