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day 11 in progress
continuous-integration/drone/push Build is failing Details

This commit is contained in:
Ben Harris 2019-12-11 17:58:48 -05:00
parent 6d22bf07fc
commit db981bdfef
3 changed files with 77 additions and 1 deletions
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2
Day10.cs
View File

@ -51,7 +51,7 @@ namespace aoc2019
.Select(g => new {
Angle = g.Key,
Targets = new Queue<Point>(g.OrderBy(a =>
Math.Sqrt(Math.Pow(a.X, 2) + Math.Pow(a.Y, 2))
Math.Sqrt(Math.Pow(a.X - best.X, 2) + Math.Pow(a.Y - best.Y, 2))
))
})
.OrderBy(g => g.Angle > Math.PI / 2)

75
Day11.cs Normal file
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@ -0,0 +1,75 @@
using aoc2019.lib;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
namespace aoc2019
{
internal class Day11 : Day
{
public override int DayNumber => 11;
private IntCodeVM vm;
List<List<bool>> paintmap;
long x, y;
Direction heading;
public Day11()
{
vm = new IntCodeVM(Input.First());
paintmap = new List<List<bool>>();
x = 0; y = 0;
heading = Direction.Up;
}
enum Direction
{
Up, Down, Left, Right
}
private (long, long) DxDy()
{
return heading switch
{
Direction.Up => (0, 1),
Direction.Down => (0, -1),
Direction.Left => (-1, 0),
Direction.Right => (1, 0)
};
}
private void Turn(long direction)
{
switch (heading)
{
case Direction.Up: heading = direction == 0 ? Direction.Left : Direction.Right; break;
case Direction.Down: heading = direction == 0 ? Direction.Right : Direction.Left; break;
case Direction.Left: heading = direction == 0 ? Direction.Down : Direction.Up; break;
case Direction.Right: heading = direction == 0 ? Direction.Up : Direction.Down; break;
}
}
public override string Part1()
{
vm.Reset();
vm.Run();
var output = vm.output.ToList();
long dx, dy;
for (var i = 0; i < output.Count; i += 2)
{
long color = output[i];
Turn(output[i + 1]);
paintmap[x][y] = color == 0;
(dx, dy) = DxDy();
x += dx; y += dy;
}
return $"{paintmap.Count(x => x != null)}";
}
public override string Part2()
{
return "";
}
}
}

1
input/day11.in Normal file
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@ -0,0 +1 @@
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