Add day 01 puzzles solutions

src/advent-of-code.sln → src/AdventOfCode.sln

@@ -1,36 +1,41 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.0.31903.59
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AdventOfCode.Commons", "AdventOfCode.Commons\AdventOfCode.Commons.csproj", "{79A796F8-0516-48B6-91DD-00EE788954F8}"
-EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AdventOfCode.Usage", "AdventOfCode.Usage\AdventOfCode.Usage.csproj", "{2CE56D7F-C728-47AB-ADE1-2ABC17EABFAF}"
-EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{E9D5A0EF-004F-4163-8F74-31F89FA01DD0}"
-	ProjectSection(SolutionItems) = preProject
-		..\.github\workflows\dotnet.yml = ..\.github\workflows\dotnet.yml
-	EndProjectSection
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{79A796F8-0516-48B6-91DD-00EE788954F8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{79A796F8-0516-48B6-91DD-00EE788954F8}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{79A796F8-0516-48B6-91DD-00EE788954F8}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{79A796F8-0516-48B6-91DD-00EE788954F8}.Release|Any CPU.Build.0 = Release|Any CPU
-		{2CE56D7F-C728-47AB-ADE1-2ABC17EABFAF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{2CE56D7F-C728-47AB-ADE1-2ABC17EABFAF}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{2CE56D7F-C728-47AB-ADE1-2ABC17EABFAF}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{2CE56D7F-C728-47AB-ADE1-2ABC17EABFAF}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {D5F58221-D5D2-4C5D-831E-1CB095469000}
-	EndGlobalSection
-EndGlobal
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AdventOfCode.Commons", "AdventOfCode.Commons\AdventOfCode.Commons.csproj", "{79A796F8-0516-48B6-91DD-00EE788954F8}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{E9D5A0EF-004F-4163-8F74-31F89FA01DD0}"
+	ProjectSection(SolutionItems) = preProject
+		..\.github\workflows\dotnet.yml = ..\.github\workflows\dotnet.yml
+	EndProjectSection
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solutions", "Solutions", "{D4A0739B-FCDE-4893-BD26-29C3EC4E661A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Day01", "Solutions\Day01\Day01.csproj", "{F093775E-73AB-41B9-9375-96F70E4D9731}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{79A796F8-0516-48B6-91DD-00EE788954F8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{79A796F8-0516-48B6-91DD-00EE788954F8}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{79A796F8-0516-48B6-91DD-00EE788954F8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{79A796F8-0516-48B6-91DD-00EE788954F8}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F093775E-73AB-41B9-9375-96F70E4D9731}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F093775E-73AB-41B9-9375-96F70E4D9731}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F093775E-73AB-41B9-9375-96F70E4D9731}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F093775E-73AB-41B9-9375-96F70E4D9731}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{F093775E-73AB-41B9-9375-96F70E4D9731} = {D4A0739B-FCDE-4893-BD26-29C3EC4E661A}
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {D5F58221-D5D2-4C5D-831E-1CB095469000}
+	EndGlobalSection
+EndGlobal

src/Solutions/Day01/Day01.csproj

@@ -0,0 +1,26 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\AdventOfCode.Commons\AdventOfCode.Commons.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <None Update="input.txt">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
+</Project>

src/Solutions/Day01/Solver.cs

@@ -0,0 +1,66 @@
+using AdventOfCode.Commons;
+using System.Text.RegularExpressions;
+
+namespace Day01;
+
+public class Solver : Solver<CalibrationDocument, long>
+{
+    public Solver() : base("./input.txt")
+    {
+    }
+
+    public override long PartOne(CalibrationDocument calibrationDocument)
+    {
+        return calibrationDocument.CalibrationValues
+            .Select(v =>
+            {
+                var digits = v.Where(char.IsDigit);
+                return long.Parse($"{digits.FirstOrDefault()}{digits.LastOrDefault()}");
+            }).Sum();
+    }
+
+    public override long PartTwo(CalibrationDocument calibrationDocument)
+    {
+        return calibrationDocument.CalibrationValues
+            .Select(RecoverCalibrationValue)
+            .Sum();
+
+        long RecoverCalibrationValue(string calibrationValue)
+        {
+            return long.Parse($"{FindFirstDigit(calibrationValue)}{FindFirstDigit(calibrationValue, RegexOptions.RightToLeft)}");
+        };
+
+        string FindFirstDigit(string calibrationValue, RegexOptions regexOptions = RegexOptions.None)
+        {
+            var pattern = @"\d|one|two|three|four|five|six|seven|eight|nine";
+            return ParseMatch(Regex.Match(calibrationValue, pattern, regexOptions).Value);
+        };
+
+        string ParseMatch(string match) => match switch
+        {
+            "one" => "1",
+            "two" => "2",
+            "three" => "3",
+            "four" => "4",
+            "five" => "5",
+            "six" => "6",
+            "seven" => "7",
+            "eight" => "8",
+            "nine" => "9",
+            _ => match
+        };
+    }
+
+    public override CalibrationDocument ParseInput(IEnumerable<string> input)
+    {
+        return new()
+        {
+            CalibrationValues = input.ToList()
+        };
+    }
+}
+
+public class CalibrationDocument
+{
+    public required List<string> CalibrationValues { get; set; }
+}

src/Solutions/Day01/SolverTest.cs

@@ -0,0 +1,32 @@
+using AdventOfCode.Commons;
+
+namespace Day01;
+
+public class SolverTest : TestEngine<Solver, CalibrationDocument, long>
+{
+    public override Puzzle PartOne => new()
+    {
+        Example = new()
+        {
+            Input = new CalibrationDocument
+            {
+                CalibrationValues = ["1abc2", "pqr3stu8vwx", "a1b2c3d4e5f", "treb7uchet"]
+            },
+            Result = 142
+        },
+        Solution = 54159
+    };
+
+    public override Puzzle PartTwo => new()
+    {
+        Example = new()
+        {
+            Input = new CalibrationDocument
+            {
+                CalibrationValues = ["two1nine", "eightwothree", "abcone2threexyz", "xtwone3four", "4nineeightseven2", "zoneight234", "7pqrstsixteen"]
+            },
+            Result = 281
+        },
+        Solution = 53866
+    };
+}