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/
aoc2020
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update to .net 6
continuous-integration/drone/push Build is failing Details 

- global usings
- file-scope namespaces
- update drone image tag
This commit is contained in:
Ben Harris 2021-11-09 16:18:13 -05:00
parent f1c329ddaa
commit 811c0f5d74
34 changed files with 1609 additions and 1703 deletions
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2
.drone.yml
View File

@ -4,7 +4,7 @@ name: run
steps:
- name: run
image: mcr.microsoft.com/dotnet/sdk:latest
image: mcr.microsoft.com/dotnet/sdk:6.0
commands:
- dotnet test
- dotnet run --project aoc2020/aoc2020.csproj

2
LICENSE
View File

@ -1,4 +1,4 @@
MIT License Copyright (c) <year> <copyright holders>
MIT License Copyright (c) 2020 Ben Harris
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal

14
aoc2020.test/DayTests.cs
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@ -1,12 +1,11 @@
using System;
using System.Diagnostics;
using System.Diagnostics;
using Microsoft.VisualStudio.TestTools.UnitTesting;
namespace aoc2020.test
namespace aoc2020.test;
[TestClass]
public class DayTests
{
[TestClass]
public class DayTests
{
[DataTestMethod]
[DataRow(typeof(Day01), "751776", "42275090")]
[DataRow(typeof(Day02), "556", "605")]
@ -37,7 +36,7 @@ namespace aoc2020.test
{
// create day instance
var s = Stopwatch.StartNew();
var day = (Day) Activator.CreateInstance(dayType);
var day = Activator.CreateInstance(dayType) as Day;
s.Stop();
Assert.IsNotNull(day, "failed to create day object");
Console.WriteLine($"{s.ScaleMilliseconds()}ms elapsed in constructor");
@ -58,5 +57,4 @@ namespace aoc2020.test
Console.WriteLine($"{s.ScaleMilliseconds()}ms elapsed in part2");
Assert.AreEqual(part2, part2Actual, $"Incorrect answer for Day {day.DayNumber} Part2");
}
}
}

7
aoc2020.test/aoc2020.test.csproj
View File

@ -1,8 +1,9 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net5.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
<IsPackable>false</IsPackable>
</PropertyGroup>

10
aoc2020/Day.cs
View File

@ -1,12 +1,9 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
namespace aoc2020
namespace aoc2020;
public abstract class Day
{
public abstract class Day
{
protected Day(int dayNumber, string puzzleName)
{
DayNumber = dayNumber;
@ -44,5 +41,4 @@ namespace aoc2020
Console.WriteLine();
}
}
}

14
aoc2020/Day01.cs
View File

@ -1,13 +1,10 @@
using System.Collections.Immutable;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 1: <see href="https://adventofcode.com/2020/day/1" />
/// </summary>
public sealed class Day01 : Day
{
/// <summary>
/// Day 1: <see href="https://adventofcode.com/2020/day/1" />
/// </summary>
public sealed class Day01 : Day
{
private readonly ImmutableHashSet<int> _entries;
public Day01() : base(1, "Report Repair")
@ -31,5 +28,4 @@ namespace aoc2020
return "";
}
}
}

14
aoc2020/Day02.cs
View File

@ -1,13 +1,10 @@
using System.Collections.Immutable;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 2: <see href="https://adventofcode.com/2020/day/1" />
/// </summary>
public sealed class Day02 : Day
{
/// <summary>
/// Day 2: <see href="https://adventofcode.com/2020/day/1" />
/// </summary>
public sealed class Day02 : Day
{
private readonly ImmutableList<Password> _passwords;
public Day02() : base(2, "Password Philosophy")
@ -52,5 +49,4 @@ namespace aoc2020
private char C { get; }
private string Value { get; }
}
}
}

19
aoc2020/Day03.cs
View File

@ -1,12 +1,10 @@
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 3: <see href="https://adventofcode.com/2020/day/3" />
/// </summary>
public sealed class Day03 : Day
{
/// <summary>
/// Day 3: <see href="https://adventofcode.com/2020/day/3" />
/// </summary>
public sealed class Day03 : Day
{
private readonly string[] _grid;
private readonly int _width;
@ -33,13 +31,12 @@ namespace aoc2020
public override string Part2()
{
var xSlopes = new[] {1, 3, 5, 7, 1};
var ySlopes = new[] {1, 1, 1, 1, 2};
var xSlopes = new[] { 1, 3, 5, 7, 1 };
var ySlopes = new[] { 1, 1, 1, 1, 2 };
return xSlopes.Zip(ySlopes)
.Select(s => CountSlope(s.Item1, s.Item2))
.Select(s => CountSlope(s.First, s.Second))
.Aggregate((acc, i) => acc * i)
.ToString();
}
}
}

20
aoc2020/Day04.cs
View File

@ -1,15 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 4: <see href="https://adventofcode.com/2020/day/4" />
/// </summary>
public sealed class Day04 : Day
{
/// <summary>
/// Day 4: <see href="https://adventofcode.com/2020/day/4" />
/// </summary>
public sealed class Day04 : Day
{
private readonly List<Passport> _passports;
public Day04() : base(4, "Passport Processing")
@ -102,7 +97,7 @@ namespace aoc2020
// height
if (_hgt.EndsWith("cm"))
{
var h = _hgt.Substring(0, 3);
var h = _hgt[..3];
if (int.TryParse(h, out var hgt))
{
if (hgt < 150 || hgt > 193)
@ -136,7 +131,7 @@ namespace aoc2020
return false;
// eye color
if (!new[] {"amb", "blu", "brn", "gry", "grn", "hzl", "oth"}.Contains(_ecl))
if (!new[] { "amb", "blu", "brn", "gry", "grn", "hzl", "oth" }.Contains(_ecl))
return false;
// passport id
@ -184,5 +179,4 @@ namespace aoc2020
return passport;
}
}
}
}

15
aoc2020/Day05.cs
View File

@ -1,14 +1,10 @@
using System;
using System.Collections.Immutable;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 5: <see href="https://adventofcode.com/2020/day/5" />
/// </summary>
public sealed class Day05 : Day
{
/// <summary>
/// Day 5: <see href="https://adventofcode.com/2020/day/5" />
/// </summary>
public sealed class Day05 : Day
{
private readonly ImmutableHashSet<int> _ids;
public Day05() : base(5, "Binary Boarding")
@ -30,5 +26,4 @@ namespace aoc2020
// arithmetic sum of full series
return $"{(_ids.Count + 1) * (_ids.First() + _ids.Last()) / 2 - _ids.Sum()}";
}
}
}

14
aoc2020/Day06.cs
View File

@ -1,13 +1,10 @@
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 6: <see href="https://adventofcode.com/2020/day/6" />
/// </summary>
public sealed class Day06 : Day
{
/// <summary>
/// Day 6: <see href="https://adventofcode.com/2020/day/6" />
/// </summary>
public sealed class Day06 : Day
{
private readonly int _countPart1;
private readonly int _countPart2;
@ -50,5 +47,4 @@ namespace aoc2020
{
return $"{_countPart2}";
}
}
}

16
aoc2020/Day07.cs
View File

@ -1,13 +1,10 @@
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 7: <see href="https://adventofcode.com/2020/day/7" />
/// </summary>
public sealed class Day07 : Day
{
/// <summary>
/// Day 7: <see href="https://adventofcode.com/2020/day/7" />
/// </summary>
public sealed class Day07 : Day
{
private readonly Dictionary<string, IEnumerable<(int, string)?>> _rules;
public Day07() : base(7, "Handy Haversacks")
@ -37,7 +34,7 @@ namespace aoc2020
public override string Part1()
{
// breadth-first search with Queue
var start = new Queue<string>(new[] {"shiny gold"});
var start = new Queue<string>(new[] { "shiny gold" });
var p = new HashSet<string>();
string node;
while (true)
@ -57,5 +54,4 @@ namespace aoc2020
{
return $"{Weight("shiny gold") - 1}";
}
}
}

13
aoc2020/Day08.cs
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@ -1,12 +1,10 @@
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 8: <see href="https://adventofcode.com/2020/day/8" />
/// </summary>
public sealed class Day08 : Day
{
/// <summary>
/// Day 8: <see href="https://adventofcode.com/2020/day/8" />
/// </summary>
public sealed class Day08 : Day
{
private readonly (string instruction, int value)[] _instructions;
private int _accumulator;
private int _currentInstruction;
@ -73,5 +71,4 @@ namespace aoc2020
return $"{_accumulator}";
}
}
}

13
aoc2020/Day09.cs
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@ -1,12 +1,10 @@
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 9: <see href="https://adventofcode.com/2020/day/9" />
/// </summary>
public sealed class Day09 : Day
{
/// <summary>
/// Day 9: <see href="https://adventofcode.com/2020/day/9" />
/// </summary>
public sealed class Day09 : Day
{
private readonly long[] _list;
private long _part1;
@ -48,5 +46,4 @@ namespace aoc2020
return "";
}
}
}

16
aoc2020/Day10.cs
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@ -1,13 +1,10 @@
using System;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 10: <see href="https://adventofcode.com/2020/day/10" />
/// </summary>
public sealed class Day10 : Day
{
/// <summary>
/// Day 10: <see href="https://adventofcode.com/2020/day/10" />
/// </summary>
public sealed class Day10 : Day
{
private readonly int[] _adapters;
private readonly long[] _memo;
@ -15,7 +12,7 @@ namespace aoc2020
{
var parsed = Input.Select(int.Parse).ToArray();
// add socket and device to the list
_adapters = parsed.Concat(new[] {0, parsed.Max() + 3}).OrderBy(i => i).ToArray();
_adapters = parsed.Concat(new[] { 0, parsed.Max() + 3 }).OrderBy(i => i).ToArray();
_memo = new long[_adapters.Length];
}
@ -55,5 +52,4 @@ namespace aoc2020
{
return $"{Connections(0)}";
}
}
}

19
aoc2020/Day11.cs
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@ -1,14 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 11: <see href="https://adventofcode.com/2020/day/11" />
/// </summary>
public sealed class Day11 : Day
{
/// <summary>
/// Day 11: <see href="https://adventofcode.com/2020/day/11" />
/// </summary>
public sealed class Day11 : Day
{
public Day11() : base(11, "Seating System")
{
}
@ -84,7 +80,7 @@ namespace aoc2020
public LifeGame StepPart1()
{
var next = new LifeGame {_h = _h, _w = _w, Grid = Grid.Select(s => s.ToArray()).ToArray()};
var next = new LifeGame { _h = _h, _w = _w, Grid = Grid.Select(s => s.ToArray()).ToArray() };
for (var y = 0; y < _h; y++)
for (var x = 0; x < _w; x++)
next.Grid[y][x] = Grid[y][x] switch
@ -115,7 +111,7 @@ namespace aoc2020
public LifeGame StepPart2()
{
var next = new LifeGame {_h = _h, _w = _w, Grid = Grid.Select(s => s.ToArray()).ToArray()};
var next = new LifeGame { _h = _h, _w = _w, Grid = Grid.Select(s => s.ToArray()).ToArray() };
for (var y = 0; y < _h; y++)
for (var x = 0; x < _w; x++)
next.Grid[y][x] = Grid[y][x] switch
@ -153,5 +149,4 @@ namespace aoc2020
return '.';
}
}
}
}

17
aoc2020/Day12.cs
View File

@ -1,21 +1,17 @@
using System;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 12: <see href="https://adventofcode.com/2020/day/12" />
/// </summary>
public sealed class Day12 : Day
{
/// <summary>
/// Day 12: <see href="https://adventofcode.com/2020/day/12" />
/// </summary>
public sealed class Day12 : Day
{
public Day12() : base(12, "Rain Risk")
{
}
private static void Swap(ref int x, ref int y)
{
var tmp = x;
x = y;
y = tmp;
(y, x) = (x, y);
}
private (int x, int y, int sx, int sy) ProcessInstructions()
@ -90,5 +86,4 @@ namespace aoc2020
var (_, _, sx, sy) = ProcessInstructions();
return $"{Math.Abs(sx) + Math.Abs(sy)}";
}
}
}

15
aoc2020/Day13.cs
View File

@ -1,12 +1,10 @@
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 13: <see href="https://adventofcode.com/2020/day/13" />
/// </summary>
public sealed class Day13 : Day
{
/// <summary>
/// Day 13: <see href="https://adventofcode.com/2020/day/13" />
/// </summary>
public sealed class Day13 : Day
{
private readonly long[] _buses;
private readonly long _earliest;
private readonly string[] _fullSchedule;
@ -20,7 +18,7 @@ namespace aoc2020
public override string Part1()
{
for (var i = _earliest;; i++)
for (var i = _earliest; ; i++)
if (_buses.Any(b => i % b == 0))
{
var bus = _buses.First(b => i % b == 0);
@ -50,5 +48,4 @@ namespace aoc2020
return $"{result}";
}
}
}

21
aoc2020/Day14.cs
View File

@ -1,14 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 14: <see href="https://adventofcode.com/2020/day/14" />
/// </summary>
public sealed class Day14 : Day
{
/// <summary>
/// Day 14: <see href="https://adventofcode.com/2020/day/14" />
/// </summary>
public sealed class Day14 : Day
{
public Day14() : base(14, "Docking Data")
{
}
@ -36,7 +32,7 @@ namespace aoc2020
}
else
{
var spl = line.Split(new[] {'[', ']', '='},
var spl = line.Split(new[] { '[', ']', '=' },
StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries)
.Skip(1)
.Select(ulong.Parse)
@ -64,7 +60,7 @@ namespace aoc2020
else
{
var value = ulong.Parse(spl[2]);
var addr = ulong.Parse(spl[0].Split(new[] {'[', ']'},
var addr = ulong.Parse(spl[0].Split(new[] { '[', ']' },
StringSplitOptions.TrimEntries | StringSplitOptions.RemoveEmptyEntries)[1]);
var floats = new List<int>();
@ -81,7 +77,7 @@ namespace aoc2020
if (floats.Any())
{
var combos = new List<ulong> {addr};
var combos = new List<ulong> { addr };
foreach (var i in floats)
{
@ -107,5 +103,4 @@ namespace aoc2020
return $"{memory.Aggregate<KeyValuePair<ulong, ulong>, ulong>(0, (current, w) => current + w.Value)}";
}
}
}

13
aoc2020/Day15.cs
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@ -1,12 +1,10 @@
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 15: <see href="https://adventofcode.com/2020/day/15" />
/// </summary>
public sealed class Day15 : Day
{
/// <summary>
/// Day 15: <see href="https://adventofcode.com/2020/day/15" />
/// </summary>
public sealed class Day15 : Day
{
private readonly int[] _turns;
private int _current;
private int _i;
@ -44,5 +42,4 @@ namespace aoc2020
return $"{_current}";
}
}
}

23
aoc2020/Day16.cs
View File

@ -1,21 +1,17 @@
using System;
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 16: <see href="https://adventofcode.com/2020/day/16" />
/// </summary>
public sealed class Day16 : Day
{
/// <summary>
/// Day 16: <see href="https://adventofcode.com/2020/day/16" />
/// </summary>
public sealed class Day16 : Day
{
private readonly Dictionary<string, List<Range>> _rules;
private readonly List<List<int>> _tickets;
public Day16() : base(16, "Ticket Translation")
{
_tickets = new List<List<int>>();
_rules = new Dictionary<string, List<Range>>();
_tickets = new();
_rules = new();
foreach (var line in Input)
{
@ -56,10 +52,10 @@ namespace aoc2020
.SelectMany(r => r)
.Any(r => r.Contains(t))))
// group by index
.SelectMany(inner => inner.Select((item, index) => new {item, index}))
.SelectMany(inner => inner.Select((item, index) => new { item, index }))
.GroupBy(i => i.index, i => i.item)
.Select(g => g.ToList())
.Select((val, i) => new {Value = val, Index = i})
.Select((val, i) => new { Value = val, Index = i })
.ToList();
var matchedRules = _rules
@ -87,5 +83,4 @@ namespace aoc2020
return
$"{departureFields.Aggregate(1L, (l, match) => l * _tickets.First()[match.Index])}";
}
}
}

28
aoc2020/Day17.cs
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@ -1,13 +1,10 @@
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 17: <see href="https://adventofcode.com/2020/day/17" />
/// </summary>
public sealed class Day17 : Day
{
/// <summary>
/// Day 17: <see href="https://adventofcode.com/2020/day/17" />
/// </summary>
public sealed class Day17 : Day
{
private readonly Dictionary<(int x, int y, int z), char> _plane;
private readonly Dictionary<(int x, int y, int z, int w), char> _plane4;
@ -42,9 +39,9 @@ namespace aoc2020
{
var neighbors = 0;
foreach (var i in new[] {-1, 0, 1})
foreach (var j in new[] {-1, 0, 1})
foreach (var k in new[] {-1, 0, 1})
foreach (var i in new[] { -1, 0, 1 })
foreach (var j in new[] { -1, 0, 1 })
foreach (var k in new[] { -1, 0, 1 })
{
if (i == 0 && j == 0 && k == 0) continue;
if (plane[((x + i) & 31, (y + j) & 31, (z + k) & 31)] == '#') neighbors++;
@ -77,10 +74,10 @@ namespace aoc2020
{
var neighbors = 0;
foreach (var i in new[] {-1, 0, 1})
foreach (var j in new[] {-1, 0, 1})
foreach (var k in new[] {-1, 0, 1})
foreach (var l in new[] {-1, 0, 1})
foreach (var i in new[] { -1, 0, 1 })
foreach (var j in new[] { -1, 0, 1 })
foreach (var k in new[] { -1, 0, 1 })
foreach (var l in new[] { -1, 0, 1 })
{
if (i == 0 && j == 0 && k == 0 && l == 0) continue;
if (plane[((x + i) & 31, (y + j) & 31, (z + k) & 31, (w + l) & 31)] == '#') neighbors++;
@ -126,5 +123,4 @@ namespace aoc2020
return $"{plane.Values.Count(v => v == '#')}";
}
}
}

20
aoc2020/Day18.cs
View File

@ -1,15 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 18: <see href="https://adventofcode.com/2020/day/18" />
/// </summary>
public sealed class Day18 : Day
{
/// <summary>
/// Day 18: <see href="https://adventofcode.com/2020/day/18" />
/// </summary>
public sealed class Day18 : Day
{
private readonly List<string> _expressions;
public Day18() : base(18, "Operation Order")
@ -54,7 +49,7 @@ namespace aoc2020
foreach (var c in postfixNotation.ToString())
if (char.IsDigit(c))
{
expressionStack.Push((long) char.GetNumericValue(c));
expressionStack.Push((long)char.GetNumericValue(c));
}
else
{
@ -75,7 +70,6 @@ namespace aoc2020
public override string Part2()
{
return $"{_expressions.Sum(expr => Calculate(expr, c => c switch {'+' => 2, '*' => 1, _ => 0}))}";
}
return $"{_expressions.Sum(expr => Calculate(expr, c => c switch { '+' => 2, '*' => 1, _ => 0 }))}";
}
}

20
aoc2020/Day19.cs
View File

@ -1,15 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 19: <see href="https://adventofcode.com/2020/day/19" />
/// </summary>
public sealed class Day19 : Day
{
/// <summary>
/// Day 19: <see href="https://adventofcode.com/2020/day/19" />
/// </summary>
public sealed class Day19 : Day
{
private readonly string[] _messages;
private readonly Dictionary<string, string[][]> _rules;
private readonly Stack<string> _stack;
@ -48,10 +43,9 @@ namespace aoc2020
public override string Part2()
{
// fix rules 8 and 11
_rules["8"] = new[] {new[] {"42"}, new[] {"42", "8"}};
_rules["11"] = new[] {new[] {"42", "31"}, new[] {"42", "11", "31"}};
_rules["8"] = new[] { new[] { "42" }, new[] { "42", "8" } };
_rules["11"] = new[] { new[] { "42", "31" }, new[] { "42", "11", "31" } };
var exp = new Regex($"^{MakeRegexExpression("0")}$");
return $"{_messages.Count(m => exp.IsMatch(m))}";
}
}
}

15
aoc2020/Day20.cs
View File

@ -1,14 +1,10 @@
using System;
using System.Collections.Generic;
using System.Linq;
namespace aoc2020;
namespace aoc2020
/// <summary>
/// Day 20: <see href="https://adventofcode.com/2020/day/20" />
/// </summary>
public sealed class Day20 : Day
{
/// <summary>
/// Day 20: <see href="https://adventofcode.com/2020/day/20" />
/// </summary>
public sealed class Day20 : Day
{
private readonly List<Tile> _allPermutations;
private readonly List<Tile> _topLefts;
@ -179,5 +175,4 @@ namespace aoc2020
return $"Tile {TileId}:\n{string.Join("\n", Pixels.Select(p => new string(p)))}";
}
}
}
}

13
aoc2020/Day21.cs
View File

@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day 21: <see href="https://adventofcode.com/2020/day/21" />
/// </summary>
public sealed class Day21 : Day
{
/// <summary>
/// Day 21: <see href="https://adventofcode.com/2020/day/21" />
/// </summary>
public sealed class Day21 : Day
{
public Day21() : base(21, "Allergen Assessment")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

13
aoc2020/Day22.cs
View File

@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day 22: <see href="https://adventofcode.com/2020/day/22" />
/// </summary>
public sealed class Day22 : Day
{
/// <summary>
/// Day 22: <see href="https://adventofcode.com/2020/day/22" />
/// </summary>
public sealed class Day22 : Day
{
public Day22() : base(22, "Crab Combat")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

13
aoc2020/Day23.cs
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@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day 23: <see href="https://adventofcode.com/2020/day/23" />
/// </summary>
public sealed class Day23 : Day
{
/// <summary>
/// Day 23: <see href="https://adventofcode.com/2020/day/23" />
/// </summary>
public sealed class Day23 : Day
{
public Day23() : base(23, "Crab Cups")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

13
aoc2020/Day24.cs
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@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day 24: <see href="https://adventofcode.com/2020/day/24" />
/// </summary>
public sealed class Day24 : Day
{
/// <summary>
/// Day 24: <see href="https://adventofcode.com/2020/day/24" />
/// </summary>
public sealed class Day24 : Day
{
public Day24() : base(24, "Lobby Layout")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

13
aoc2020/Day25.cs
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@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day 25: <see href="https://adventofcode.com/2020/day/25" />
/// </summary>
public sealed class Day25 : Day
{
/// <summary>
/// Day 25: <see href="https://adventofcode.com/2020/day/25" />
/// </summary>
public sealed class Day25 : Day
{
public Day25() : base(25, "Combo Breaker")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

13
aoc2020/DayX.cs.txt
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@ -1,10 +1,10 @@
namespace aoc2020
namespace aoc2020;
/// <summary>
/// Day X: <see href="https://adventofcode.com/2020/day/X" />
/// </summary>
public sealed class DayX : Day
{
/// <summary>
/// Day X: <see href="https://adventofcode.com/2020/day/X" />
/// </summary>
public sealed class DayX : Day
{
public DayX() : base(X, "")
{
}
@ -18,5 +18,4 @@ namespace aoc2020
{
return "";
}
}
}

10
aoc2020/Extensions.cs
View File

@ -1,10 +1,9 @@
using System;
using System.Diagnostics;
namespace aoc2020
namespace aoc2020;
public static class Extensions
{
public static class Extensions
{
/// <summary>
/// increased accuracy for stopwatch based on frequency.
/// <see
@ -17,12 +16,11 @@ namespace aoc2020
/// <returns></returns>
public static double ScaleMilliseconds(this Stopwatch stopwatch)
{
return 1_000 * stopwatch.ElapsedTicks / (double) Stopwatch.Frequency;
return 1_000 * stopwatch.ElapsedTicks / (double)Stopwatch.Frequency;
}
public static bool Contains(this Range range, int i)
{
return i >= range.Start.Value && i <= range.End.Value;
}
}
}

19
aoc2020/Program.cs
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@ -1,21 +1,19 @@
using System;
using System.Linq;
using System.Reflection;
using System.Reflection;
namespace aoc2020
namespace aoc2020;
internal static class Program
{
internal static class Program
{
private static void Main(string[] args)
{
var days = Assembly.GetExecutingAssembly().GetTypes()
.Where(t => t.BaseType == typeof(Day))
.Select(t => (Day) Activator.CreateInstance(t))
.OrderBy(d => d.DayNumber);
.Select(t => Activator.CreateInstance(t) as Day)
.OrderBy(d => d?.DayNumber);
if (args.Length == 1 && int.TryParse(args[0], out var dayNum))
{
var day = days.FirstOrDefault(d => d.DayNumber == dayNum);
var day = days.FirstOrDefault(d => d?.DayNumber == dayNum);
if (day != null)
day.AllParts();
else
@ -23,8 +21,7 @@ namespace aoc2020
}
else
{
foreach (var d in days) d.AllParts();
}
foreach (var d in days) d?.AllParts();
}
}
}

13
aoc2020/aoc2020.csproj
View File

@ -1,8 +1,10 @@
<Project Sdk="Microsoft.NET.Sdk">
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net5.0</TargetFramework>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
@ -11,4 +13,11 @@
</None>
</ItemGroup>
<ItemGroup>
<Using Include="System.Collections.Generic"/>
<Using Include="System.Collections.Immutable"/>
<Using Include="System.Text"/>
<Using Include="System.Text.RegularExpressions"/>
</ItemGroup>
</Project>