diff --git a/.gitignore b/.gitignore
index 6143e53..235c4b5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,8 @@
# Compiled class file
*.class
+*.dll
+
# Log file
*.log
@@ -20,3 +22,308 @@
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
+
+
+
+
+
+# Created by https://www.gitignore.io/api/visualstudio
+
+### VisualStudio ###
+## 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
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+**/Properties/launchSettings.json
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.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
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# 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
+# TODO: Uncomment the next line to ignore your web deploy settings.
+# By default, sensitive information, such as encrypted password
+# should be stored in the .pubxml.user file.
+#*.pubxml
+*.pubxml.user
+*.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
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/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
+
+# 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
+
+# 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
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Typescript v1 declaration files
+typings/
+
+# 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/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush
+.cr/
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+### VisualStudio Patch ###
+# By default, sensitive information, such as encrypted password
+# should be stored in the .pubxml.user file.
+
+
+# End of https://www.gitignore.io/api/visualstudio
diff --git a/sorting/dotnet/Sorting.Tests/Properties/AssemblyInfo.cs b/sorting/dotnet/Sorting.Tests/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..b63bc26
--- /dev/null
+++ b/sorting/dotnet/Sorting.Tests/Properties/AssemblyInfo.cs
@@ -0,0 +1,20 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+[assembly: AssemblyTitle("Sorting.Tests")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Sorting.Tests")]
+[assembly: AssemblyCopyright("Copyright © 2018")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+[assembly: ComVisible(false)]
+
+[assembly: Guid("397473bf-da8a-4c75-8224-b525f71260da")]
+
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/sorting/dotnet/Sorting.Tests/Sorting.Tests.csproj b/sorting/dotnet/Sorting.Tests/Sorting.Tests.csproj
new file mode 100644
index 0000000..583f1e1
--- /dev/null
+++ b/sorting/dotnet/Sorting.Tests/Sorting.Tests.csproj
@@ -0,0 +1,73 @@
+
+
+
+
+ Debug
+ AnyCPU
+ {397473BF-DA8A-4C75-8224-B525F71260DA}
+ Library
+ Properties
+ Sorting.Tests
+ Sorting.Tests
+ v4.6.1
+ 512
+ {3AC096D0-A1C2-E12C-1390-A8335801FDAB};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}
+ 15.0
+ $(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)
+ $(ProgramFiles)\Common Files\microsoft shared\VSTT\$(VisualStudioVersion)\UITestExtensionPackages
+ False
+ UnitTest
+
+
+
+
+ true
+ full
+ false
+ bin\Debug\
+ DEBUG;TRACE
+ prompt
+ 4
+
+
+ pdbonly
+ true
+ bin\Release\
+ TRACE
+ prompt
+ 4
+
+
+
+ ..\..\..\..\..\..\nuget\packages\MSTest.TestFramework.1.2.0\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.dll
+
+
+ ..\..\..\..\..\..\nuget\packages\MSTest.TestFramework.1.2.0\lib\net45\Microsoft.VisualStudio.TestPlatform.TestFramework.Extensions.dll
+
+
+
+
+
+
+
+
+
+
+
+
+
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}
+ Sorting
+
+
+
+
+
+
+ This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them. For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.
+
+
+
+
+
+
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting.Tests/SortingTests.cs b/sorting/dotnet/Sorting.Tests/SortingTests.cs
new file mode 100644
index 0000000..26a0e47
--- /dev/null
+++ b/sorting/dotnet/Sorting.Tests/SortingTests.cs
@@ -0,0 +1,46 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System.Collections.Generic;
+
+namespace Sorting.Tests
+{
+ [TestClass]
+ public class SortingTests
+ {
+ [TestMethod]
+ public void HeapSorting_MergeSortedLists_EachListHasDifferentAmountOfNumbers()
+ {
+ var sort = new HeapSort();
+ var result = sort.MergeSortedLists(new List { 3 }, new List { 2, 4 });
+
+ CollectionAssert.AreEqual(new List { 2, 3, 4 }, result);
+ }
+
+ [TestMethod]
+ public void HeapSorting_MergeSortedLists_EachListHasSameAmountOfNumbers()
+ {
+ var sort = new HeapSort();
+ var result = sort.MergeSortedLists(new List { 1, 3 }, new List { 2, 4 });
+
+ CollectionAssert.AreEqual(new List { 1, 2, 3, 4 }, result);
+ }
+
+ [TestMethod]
+ public void HeapSorting_SimpleListDividesNeatlyIntoTwo()
+ {
+ ExecuteTestWithSortMethod(new HeapSort(), new List { 4, 3, 2, 1 }, new List { 1, 2, 3, 4 });
+ }
+
+ [TestMethod]
+ public void HeapSorting_SimpleListUnevenNumbers()
+ {
+ ExecuteTestWithSortMethod(new HeapSort(), new List { 5, 7, 6, 4, 3, 2, 1 }, new List { 1, 2, 3, 4, 5, 6, 7 });
+ }
+
+ private void ExecuteTestWithSortMethod(ISortable sortable, List toSort, List expected)
+ {
+ var result = sortable.Sort(toSort);
+
+ CollectionAssert.AreEqual(expected, result, "actual: " + result.AsString());
+ }
+ }
+}
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting.Tests/packages.config b/sorting/dotnet/Sorting.Tests/packages.config
new file mode 100644
index 0000000..cf2d094
--- /dev/null
+++ b/sorting/dotnet/Sorting.Tests/packages.config
@@ -0,0 +1,5 @@
+
+
+
+
+
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting.sln b/sorting/dotnet/Sorting.sln
new file mode 100644
index 0000000..b1f3518
--- /dev/null
+++ b/sorting/dotnet/Sorting.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.27428.2011
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Sorting", "Sorting\Sorting.csproj", "{5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Sorting.Tests", "Sorting.Tests\Sorting.Tests.csproj", "{397473BF-DA8A-4C75-8224-B525F71260DA}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}.Release|Any CPU.Build.0 = Release|Any CPU
+ {397473BF-DA8A-4C75-8224-B525F71260DA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {397473BF-DA8A-4C75-8224-B525F71260DA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {397473BF-DA8A-4C75-8224-B525F71260DA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {397473BF-DA8A-4C75-8224-B525F71260DA}.Release|Any CPU.Build.0 = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {C5184B8F-5851-42ED-8631-F2FD55088D85}
+ EndGlobalSection
+EndGlobal
diff --git a/sorting/dotnet/Sorting/App.config b/sorting/dotnet/Sorting/App.config
new file mode 100644
index 0000000..731f6de
--- /dev/null
+++ b/sorting/dotnet/Sorting/App.config
@@ -0,0 +1,6 @@
+
+
+
+
+
+
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting/HeapSort.cs b/sorting/dotnet/Sorting/HeapSort.cs
new file mode 100644
index 0000000..288732d
--- /dev/null
+++ b/sorting/dotnet/Sorting/HeapSort.cs
@@ -0,0 +1,96 @@
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+
+namespace Sorting
+{
+ public static class ListExt
+ {
+ public static string AsString(this List list)
+ {
+ return "(" + string.Join(", ", list.Select(x => x.ToString())) + ")";
+ }
+ }
+
+ public class HeapSort : ISortable
+ {
+ public List Sort(List list)
+ {
+ return SortRecur(list);
+ }
+
+ internal List MergeSortedLists(List a, List b)
+ {
+ var result = new List();
+ var aCounter = 0;
+ var bCounter = 0;
+
+ Debug.WriteLine("merging" + a.AsString() + " with " + b.AsString());
+
+ while (aCounter < a.Count && bCounter < b.Count)
+ {
+ var currA = a[aCounter];
+ var currB = b[bCounter];
+
+ if (currA < currB)
+ {
+ result.Add(currA);
+ aCounter++;
+ }
+ else
+ {
+ result.Add(currB);
+ bCounter++;
+ }
+ }
+
+ if (aCounter < a.Count)
+ {
+ result.AddRange(AddRemainder(a, aCounter));
+ }
+ if (bCounter < b.Count)
+ {
+ result.AddRange(AddRemainder(b, bCounter));
+ }
+
+ return result;
+ }
+
+ private List AddRemainder(List list, int index)
+ {
+ List result = new List();
+ for (var i = index; i < list.Count; i++)
+ {
+ result.Add(list[i]);
+ }
+
+ return result;
+ }
+
+ private List SortRecur(List list)
+ {
+ Debug.WriteLine("sorting " + list.AsString());
+
+ if (list.Count == 2)
+ {
+ return new List
+ {
+ list[0] < list[1] ? list[0] : list[1],
+ list[0] < list[1] ? list[1] : list[0]
+ };
+ }
+ if (list.Count <= 1)
+ {
+ return list;
+ }
+
+ var halfIndex = list.Count / 2;
+
+ var left = list.TakeWhile((number, i) => i < halfIndex).ToList();
+ var right = list.Except(left).ToList();
+ return MergeSortedLists(
+ SortRecur(left),
+ SortRecur(right));
+ }
+ }
+}
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting/ISortable.cs b/sorting/dotnet/Sorting/ISortable.cs
new file mode 100644
index 0000000..858055f
--- /dev/null
+++ b/sorting/dotnet/Sorting/ISortable.cs
@@ -0,0 +1,9 @@
+using System.Collections.Generic;
+
+namespace Sorting
+{
+ public interface ISortable
+ {
+ List Sort(List list);
+ }
+}
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting/Program.cs b/sorting/dotnet/Sorting/Program.cs
new file mode 100644
index 0000000..d888435
--- /dev/null
+++ b/sorting/dotnet/Sorting/Program.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Sorting
+{
+ class Program
+ {
+ static void Main(string[] args)
+ {
+ }
+ }
+}
diff --git a/sorting/dotnet/Sorting/Properties/AssemblyInfo.cs b/sorting/dotnet/Sorting/Properties/AssemblyInfo.cs
new file mode 100644
index 0000000..1970e3c
--- /dev/null
+++ b/sorting/dotnet/Sorting/Properties/AssemblyInfo.cs
@@ -0,0 +1,37 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// General Information about an assembly is controlled through the following
+// set of attributes. Change these attribute values to modify the information
+// associated with an assembly.
+[assembly: AssemblyTitle("Sorting")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("Sorting")]
+[assembly: AssemblyCopyright("Copyright © 2018")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Setting ComVisible to false makes the types in this assembly not visible
+// to COM components. If you need to access a type in this assembly from
+// COM, set the ComVisible attribute to true on that type.
+[assembly: ComVisible(false)]
+
+// The following GUID is for the ID of the typelib if this project is exposed to COM
+[assembly: Guid("5af0c5c2-36f1-466d-9b0a-74daf4d726bb")]
+
+// Version information for an assembly consists of the following four values:
+//
+// Major Version
+// Minor Version
+// Build Number
+// Revision
+//
+// You can specify all the values or you can default the Build and Revision Numbers
+// by using the '*' as shown below:
+// [assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
+[assembly: InternalsVisibleTo("Sorting.Tests")]
\ No newline at end of file
diff --git a/sorting/dotnet/Sorting/Sorting.csproj b/sorting/dotnet/Sorting/Sorting.csproj
new file mode 100644
index 0000000..4fe2e8a
--- /dev/null
+++ b/sorting/dotnet/Sorting/Sorting.csproj
@@ -0,0 +1,54 @@
+
+
+
+
+ Debug
+ AnyCPU
+ {5AF0C5C2-36F1-466D-9B0A-74DAF4D726BB}
+ Exe
+ Sorting
+ Sorting
+ v4.6.1
+ 512
+ true
+
+
+ AnyCPU
+ true
+ full
+ false
+ bin\Debug\
+ DEBUG;TRACE
+ prompt
+ 4
+
+
+ AnyCPU
+ pdbonly
+ true
+ bin\Release\
+ TRACE
+ prompt
+ 4
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file