New advent of code repo

.github/workflows/test.yml

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+name: Test
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 3.2.2
+    - name: Cache gems
+      uses: actions/cache@v1
+      with:
+        path: vendor/bundle
+        key: ${{ runner.os }}-rubydeps-${{ hashFiles('Gemfile.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-rubydeps-
+    - name: Install gems
+      run: |
+        bundle config path vendor/bundle
+        bundle install --jobs 4 --retry 3
+    - name: Run Rubocop
+      run: bundle exec rubocop --parallel
+    - name: Run tests
+      run: bundle exec rake test

.gitignore

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+inputs/*.txt
+.session

.rubocop.yml

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+AllCops:
+  TargetRubyVersion: 3.2.2
+  SuggestExtensions: false
+  NewCops: enable
+  Exclude:
+    - 'bin/*'
+    - 'vendor/**/*'
+Layout/ArgumentAlignment:
+  Enabled: true
+  EnforcedStyle: with_fixed_indentation
+Metrics/PerceivedComplexity:
+  Enabled: true
+  Max: 50
+Metrics/CyclomaticComplexity:
+  Enabled: true
+  Max: 50
+Layout/ClosingParenthesisIndentation:
+  Enabled: false
+Layout/EmptyLinesAroundClassBody:
+  Enabled: false
+Layout/EmptyLinesAroundModuleBody:
+  Enabled: false
+Layout/EmptyLinesAroundBlockBody:
+  Enabled: false
+Layout/EmptyLinesAroundAttributeAccessor:
+  Enabled: true
+Layout/FirstHashElementIndentation:
+  Enabled: true
+  EnforcedStyle: consistent
+Layout/LineLength:
+  Max: 120
+Layout/MultilineMethodCallBraceLayout:
+  Enabled: false
+Layout/ParameterAlignment:
+  Enabled: false
+  EnforcedStyle: with_fixed_indentation
+Layout/SpaceAroundMethodCallOperator:
+  Enabled: true
+Lint/DeprecatedOpenSSLConstant:
+  Enabled: true
+Lint/RaiseException:
+  Enabled: true
+Lint/StructNewOverride:
+  Enabled: true
+Metrics/BlockLength:
+  Exclude:
+    - 'Rakefile'
+    - '**/*.rake'
+    - 'spec/**/*.rb'
+    - '*.gemspec'
+  Max: 100
+Metrics/MethodLength:
+  Enabled: true
+  Max: 100
+  Exclude:
+    - '**/*.rake'
+Metrics/ModuleLength:
+  Enabled: true
+  Exclude:
+    - 'spec/**/*.rb'
+Metrics/AbcSize:
+  Max: 100
+Metrics/ClassLength:
+  Enabled: false
+Metrics/ParameterLists:
+  Enabled: true
+Style/ClassAndModuleChildren:
+  Enabled: false
+Style/Documentation:
+  Enabled: false
+Style/EmptyMethod:
+  Enabled: false
+Style/ExponentialNotation:
+  Enabled: true
+Style/FrozenStringLiteralComment:
+  Enabled: false
+Style/GuardClause:
+  MinBodyLength: 3
+Style/HashEachMethods:
+  Enabled: true
+Style/HashTransformKeys:
+  Enabled: true
+Style/HashTransformValues:
+  Enabled: true
+Style/RedundantReturn:
+  Enabled: false
+Style/SlicingWithRange:
+  Enabled: true
+Style/SymbolArray:
+  Enabled: false
+Style/WordArray:
+  Enabled: false
+Lint/DuplicateElsifCondition:
+  Enabled: true
+Lint/MixedRegexpCaptureTypes:
+  Enabled: true
+Style/AccessorGrouping:
+  Enabled: true
+Style/ArrayCoercion:
+  Enabled: true
+Style/BisectedAttrAccessor:
+  Enabled: true
+Style/CaseLikeIf:
+  Enabled: true
+Style/HashAsLastArrayItem:
+  Enabled: true
+Style/HashLikeCase:
+  Enabled: true
+Style/RedundantAssignment:
+  Enabled: true
+Style/RedundantFetchBlock:
+  Enabled: true
+Style/RedundantFileExtensionInRequire:
+  Enabled: true
+Style/RedundantRegexpCharacterClass:
+  Enabled: true
+Style/RedundantRegexpEscape:
+  Enabled: true
+Lint/BinaryOperatorWithIdenticalOperands:
+  Enabled: true
+Lint/DuplicateRescueException:
+  Enabled: true
+Lint/EmptyConditionalBody:
+  Enabled: true
+Lint/FloatComparison:
+  Enabled: true
+Lint/MissingSuper:
+  Enabled: true
+Lint/OutOfRangeRegexpRef:
+  Enabled: true
+Lint/SelfAssignment:
+  Enabled: true
+Lint/TopLevelReturnWithArgument:
+  Enabled: true
+Lint/UnreachableLoop:
+  Enabled: true
+Style/ExplicitBlockArgument:
+  Enabled: true
+Style/GlobalStdStream:
+  Enabled: true
+Style/OptionalBooleanParameter:
+  Enabled: true
+Style/SingleArgumentDig:
+  Enabled: true
+Style/StringConcatenation:
+  Enabled: true
+Layout/BeginEndAlignment: # (new in 0.91)
+  Enabled: true
+Lint/ConstantDefinitionInBlock: # (new in 0.91)
+  Enabled: true
+Lint/DuplicateRequire: # (new in 0.90)
+  Enabled: true
+Lint/EmptyFile: # (new in 0.90)
+  Enabled: true
+Lint/HashCompareByIdentity: # (new in 0.93)
+  Enabled: true
+Lint/IdentityComparison: # (new in 0.91)
+  Enabled: true
+Lint/RedundantSafeNavigation: # (new in 0.93)
+  Enabled: true
+Lint/TrailingCommaInAttributeDeclaration: # (new in 0.90)
+  Enabled: true
+Lint/UselessMethodDefinition: # (new in 0.90)
+  Enabled: true
+Lint/UselessTimes: # (new in 0.91)
+  Enabled: true
+Style/ClassEqualityComparison: # (new in 0.93)
+  Enabled: true
+Style/CombinableLoops: # (new in 0.90)
+  Enabled: true
+Style/KeywordParametersOrder: # (new in 0.90)
+  Enabled: true
+Style/RedundantSelfAssignment: # (new in 0.90)
+  Enabled: true
+Style/SoleNestedConditional: # (new in 0.89)
+  Enabled: true
+Layout/SpaceBeforeBrackets: # (new in 1.7)
+  Enabled: true
+Lint/AmbiguousAssignment: # (new in 1.7)
+  Enabled: true
+Lint/DeprecatedConstants: # (new in 1.8)
+  Enabled: true
+Lint/DuplicateBranch: # (new in 1.3)
+  Enabled: true
+Lint/DuplicateRegexpCharacterClassElement: # (new in 1.1)
+  Enabled: true
+Lint/EmptyBlock: # (new in 1.1)
+  Enabled: true
+Lint/EmptyClass: # (new in 1.3)
+  Enabled: true
+Lint/LambdaWithoutLiteralBlock: # (new in 1.8)
+  Enabled: true
+Lint/NoReturnInBeginEndBlocks: # (new in 1.2)
+  Enabled: true
+Lint/RedundantDirGlobSort: # (new in 1.8)
+  Enabled: true
+Lint/ToEnumArguments: # (new in 1.1)
+  Enabled: true
+Lint/UnexpectedBlockArity: # (new in 1.5)
+  Enabled: true
+Lint/UnmodifiedReduceAccumulator: # (new in 1.1)
+  Enabled: true
+Style/ArgumentsForwarding: # (new in 1.1)
+  Enabled: true
+Style/CollectionCompact: # (new in 1.2)
+  Enabled: true
+Style/DocumentDynamicEvalDefinition: # (new in 1.1)
+  Enabled: true
+Style/EndlessMethod: # (new in 1.8)
+  Enabled: true
+Style/HashExcept: # (new in 1.7)
+  Enabled: true
+Style/NegatedIfElseCondition: # (new in 1.2)
+  Enabled: true
+Style/NilLambda: # (new in 1.3)
+  Enabled: true
+Style/RedundantArgument: # (new in 1.4)
+  Enabled: true
+Style/SwapValues: # (new in 1.1)
+  Enabled: true
+Lint/NumberedParameterAssignment: # (new in 1.9)
+  Enabled: true
+Lint/OrAssignmentToConstant: # (new in 1.9)
+  Enabled: true
+Lint/SymbolConversion: # (new in 1.9)
+  Enabled: true
+Lint/TripleQuotes: # (new in 1.9)
+  Enabled: true
+Style/IfWithBooleanLiteralBranches: # (new in 1.9)
+  Enabled: true
+Gemspec/DeprecatedAttributeAssignment: # (new in 1.10)
+  Enabled: true
+Style/HashConversion: # (new in 1.10)
+  Enabled: true
+Layout/LineEndStringConcatenationIndentation: # new in 1.18
+  Enabled: true
+Lint/AmbiguousOperatorPrecedence: # new in 1.21
+  Enabled: true
+Lint/AmbiguousRange: # new in 1.19
+  Enabled: true
+Lint/EmptyInPattern: # new in 1.16
+  Enabled: true
+Lint/IncompatibleIoSelectWithFiberScheduler: # new in 1.21
+  Enabled: true
+Lint/RequireRelativeSelfPath: # new in 1.22
+  Enabled: true
+Security/IoMethods: # new in 1.22
+  Enabled: true
+Style/InPatternThen: # new in 1.16
+  Enabled: true
+Style/MultilineInPatternThen: # new in 1.16
+  Enabled: true
+Style/NumberedParameters: # new in 1.22
+  Enabled: true
+Style/NumberedParametersLimit: # new in 1.22
+  Enabled: true
+Style/QuotedSymbols: # new in 1.16
+  Enabled: true
+Style/RedundantSelfAssignmentBranch: # new in 1.19
+  Enabled: true
+Style/SelectByRegexp: # new in 1.22
+  Enabled: true
+Style/StringChars: # new in 1.12
+  Enabled: true
+Gemspec/RequireMFA: # new in 1.23
+  Enabled: true
+Lint/UselessRuby2Keywords: # new in 1.23
+  Enabled: true
+Naming/BlockForwarding: # new in 1.24
+  Enabled: true
+Style/FileRead: # new in 1.24
+  Enabled: true
+Style/FileWrite: # new in 1.24
+  Enabled: true
+Style/MapToHash: # new in 1.24
+  Enabled: true
+Style/NestedFileDirname: # new in 1.26
+  Enabled: true
+Style/OpenStructUse: # new in 1.23
+  Enabled: false
+Style/NumericLiterals:
+  Enabled: false

.ruby-version

@@ -0,0 +1 @@
+3.2.2

Gemfile

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+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'debug'
+gem 'minitest'
+gem 'rake'
+gem 'rubocop'
+gem 'solargraph'