init

11 files changed, 701 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8afdcb6
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,454 @@
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+
+# User-specific files
+*.rsuser
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Mono auto generated files
+mono_crash.*
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+[Ww][Ii][Nn]32/
+[Aa][Rr][Mm]/
+[Aa][Rr][Mm]64/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+[Ll]ogs/
+
+# Visual Studio 2015/2017 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUnit
+*.VisualState.xml
+TestResult.xml
+nunit-*.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+# Tye
+.tye/
+
+# ASP.NET Scaffolding
+ScaffoldingReadMe.txt
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_i.c
+*_p.c
+*_h.h
+*.ilk
+*.meta
+*.obj
+*.iobj
+*.pch
+*.pdb
+*.ipdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*_wpftmp.csproj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*.json
+coverage*.xml
+coverage*.info
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# NuGet Symbol Packages
+*.snupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+*.appx
+*.appxbundle
+*.appxupload
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd
+
+##
+## Visual studio for Mac
+##
+
+
+# globs
+Makefile.in
+*.userprefs
+*.usertasks
+config.make
+config.status
+aclocal.m4
+install-sh
+autom4te.cache/
+*.tar.gz
+tarballs/
+test-results/
+
+# Mac bundle stuff
+*.dmg
+*.app
+
+# content below from: https://github.com/github/gitignore/blob/master/Global/macOS.gitignore
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+# content below from: https://github.com/github/gitignore/blob/master/Global/Windows.gitignore
+# Windows thumbnail cache files
+Thumbs.db
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+##
+## Visual Studio Code
+##
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..db2beb7
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# aoc2021
+
+let's see how far i get this year
diff --git a/aoc2021.sln b/aoc2021.sln
new file mode 100644
index 0000000..7ef0ce3
--- /dev/null
+++ b/aoc2021.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.1.31903.286
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "aoc2021", "aoc2021\aoc2021.csproj", "{D120ED0E-78F3-44E2-AB31-17D482716775}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "aoc2021.test", "aoc2021.test\aoc2021.test.csproj", "{49932643-81AE-4496-A57A-B3C30502CE46}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{D120ED0E-78F3-44E2-AB31-17D482716775}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D120ED0E-78F3-44E2-AB31-17D482716775}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D120ED0E-78F3-44E2-AB31-17D482716775}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D120ED0E-78F3-44E2-AB31-17D482716775}.Release|Any CPU.Build.0 = Release|Any CPU
+		{49932643-81AE-4496-A57A-B3C30502CE46}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{49932643-81AE-4496-A57A-B3C30502CE46}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{49932643-81AE-4496-A57A-B3C30502CE46}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{49932643-81AE-4496-A57A-B3C30502CE46}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {081109B7-A41C-48D8-9159-193EF64E03B5}
+	EndGlobalSection
+EndGlobal
diff --git a/aoc2021.test/DayTests.cs b/aoc2021.test/DayTests.cs
new file mode 100644
index 0000000..0de9c22
--- /dev/null
+++ b/aoc2021.test/DayTests.cs
@@ -0,0 +1,32 @@
+namespace aoc2021.test;
+
+[TestClass]
+public class DayTests
+{
+    [DataTestMethod]
+    [DataRow(typeof(Day01), "", "")]
+    public void CheckAllDays(Type dayType, string part1, string part2)
+    {
+        var s = Stopwatch.StartNew();
+        var day = Activator.CreateInstance(dayType) as Day;
+        s.Stop();
+        Assert.IsNotNull(day, "failed to instantiate day object");
+        Console.WriteLine($"{s.ScaleMilliseconds()} ms elapsed in constructor");
+
+        // part 1
+        s.Reset();
+        s.Start();
+        var part1Actual = day.Part1();
+        s.Stop();
+        Console.WriteLine($"{s.ScaleMilliseconds()} ms elapsed in part1");
+        Assert.AreEqual(part1, part1Actual, $"Incorrect answer for Day {day.DayNumber} Part1");
+
+        // part 2
+        s.Reset();
+        s.Start();
+        var part2Actual = day.Part2();
+        s.Stop();
+        Console.WriteLine($"{s.ScaleMilliseconds()} ms elapsed in part2");
+        Assert.AreEqual(part2, part2Actual, $"Incorrect answer for Day {day.DayNumber} Part2");
+    }
+}
diff --git a/aoc2021.test/aoc2021.test.csproj b/aoc2021.test/aoc2021.test.csproj
new file mode 100644
index 0000000..fa31f2b
--- /dev/null
+++ b/aoc2021.test/aoc2021.test.csproj
@@ -0,0 +1,26 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+	<TargetFramework>net6.0</TargetFramework>
+	<ImplicitUsings>enable</ImplicitUsings>
+	<Nullable>enable</Nullable>
+	<IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+	<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
+	<PackageReference Include="MSTest.TestAdapter" Version="2.2.7" />
+	<PackageReference Include="MSTest.TestFramework" Version="2.2.7" />
+	<PackageReference Include="coverlet.collector" Version="3.1.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+	<ProjectReference Include="..\aoc2021\aoc2021.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+	<Using Include="Microsoft.VisualStudio.TestTools.UnitTesting"/>
+	<Using Include="System.Diagnostics"/>
+  </ItemGroup>
+
+</Project>
diff --git a/aoc2021/Day.cs b/aoc2021/Day.cs
new file mode 100644
index 0000000..e7d1c69
--- /dev/null
+++ b/aoc2021/Day.cs
@@ -0,0 +1,42 @@
+namespace aoc2021;
+
+public abstract class Day
+{
+    protected Day(int dayNumber, string puzzleName)
+    {
+        DayNumber = dayNumber;
+        PuzzleName = puzzleName;
+    }
+
+    public int DayNumber { get; }
+    public string PuzzleName { get; }
+
+    protected IEnumerable<string> Input =>
+        File.ReadLines(FileName);
+
+    protected string FileName =>
+        Path.Combine(AppDomain.CurrentDomain.BaseDirectory, $"input/day{DayNumber,2:00}.in");
+
+    public abstract string Part1();
+    public abstract string Part2();
+
+    public void AllParts(bool verbose = true)
+    {
+        Console.WriteLine($"Day {DayNumber,2}: {PuzzleName}");
+        var s = Stopwatch.StartNew();
+        var part1 = Part1();
+        s.Stop();
+        Console.Write($"Part1: {part1,-15} ");
+        Console.WriteLine(verbose ? $"{s.ScaleMilliseconds()}ms elapsed" : "");
+
+        s.Reset();
+
+        s.Start();
+        var part2 = Part2();
+        s.Stop();
+        Console.Write($"Part2: {part2,-15} ");
+        Console.WriteLine(verbose ? $"{s.ScaleMilliseconds()}ms elapsed" : "");
+
+        Console.WriteLine();
+    }
+}
diff --git a/aoc2021/Day01.cs b/aoc2021/Day01.cs
new file mode 100644
index 0000000..2dc1d33
--- /dev/null
+++ b/aoc2021/Day01.cs
@@ -0,0 +1,21 @@
+namespace aoc2021;
+
+/// <summary>
+/// Day 1: <see href="https://adventofcode.com/2021/day/1"/>
+/// </summary>
+public sealed class Day01 : Day
+{
+    public Day01() : base(1, "First Puzzle")
+    {
+    }
+
+    public override string Part1()
+    {
+        return "";
+    }
+
+    public override string Part2()
+    {
+        return "";
+    }
+}
diff --git a/aoc2021/DayXX.cs.txt b/aoc2021/DayXX.cs.txt
new file mode 100644
index 0000000..20a578a
--- /dev/null
+++ b/aoc2021/DayXX.cs.txt
@@ -0,0 +1,21 @@
+namespace aoc2021;
+
+/// <summary>
+/// Day XX: <see href="https://adventofcode.com/2021/day/XX"/>
+/// </summary>
+public sealed class DayXX : Day
+{
+    public DayXX() : base(XX, "Puzzle Name")
+    {
+    }
+
+    public override string Part1()
+    {
+        return "";
+    }
+
+    public override string Part2()
+    {
+        return "";
+    }
+}
diff --git a/aoc2021/Extensions.cs b/aoc2021/Extensions.cs
new file mode 100644
index 0000000..268d6a9
--- /dev/null
+++ b/aoc2021/Extensions.cs
@@ -0,0 +1,30 @@
+namespace aoc2021;
+
+public static class Extensions
+{
+    /// <summary>
+    ///     increased accuracy for stopwatch based on frequency.
+    ///     <see
+    ///         href="http://geekswithblogs.net/BlackRabbitCoder/archive/2012/01/12/c.net-little-pitfalls-stopwatch-ticks-are-not-timespan-ticks.aspx">
+    ///         blog
+    ///         details here
+    ///     </see>
+    /// </summary>
+    /// <param name="stopwatch"></param>
+    /// <returns></returns>
+    public static double ScaleMilliseconds(this Stopwatch stopwatch)
+    {
+        return 1_000 * stopwatch.ElapsedTicks / (double)Stopwatch.Frequency;
+    }
+
+    /// <summary>
+    /// Does a <see cref="Range"/> include a given int?
+    /// </summary>
+    /// <param name="range"></param>
+    /// <param name="i"></param>
+    /// <returns></returns>
+    public static bool Contains(this Range range, int i)
+    {
+        return i >= range.Start.Value && i <= range.End.Value;
+    }
+}
diff --git a/aoc2021/Program.cs b/aoc2021/Program.cs
new file mode 100644
index 0000000..a78d067
--- /dev/null
+++ b/aoc2021/Program.cs
@@ -0,0 +1,17 @@
+using aoc2021;
+
+var days = Assembly.GetExecutingAssembly().GetTypes()
+    .Where(t => t.BaseType == typeof(Day))
+    .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);
+    if (day != null) day.AllParts();
+    else Console.WriteLine($"Day {dayNum} invalid or not yet implemented");
+}
+else
+{
+    foreach (var d in days) d.AllParts();
+}
diff --git a/aoc2021/aoc2021.csproj b/aoc2021/aoc2021.csproj
new file mode 100644
index 0000000..6e7a363
--- /dev/null
+++ b/aoc2021/aoc2021.csproj
@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Update="input\day*.in">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Using Include="System.Collections.Generic"/>
+    <Using Include="System.Diagnostics"/>
+    <Using Include="System.Reflection"/>
+    <Using Include="System.Text"/>
+    <Using Include="System.Text.RegularExpressions"/>
+  </ItemGroup>
+
+</Project>