From 21e7449350695f2464cfb5b502da67b3d273c368 Mon Sep 17 00:00:00 2001 From: Soren Date: Sat, 24 Nov 2018 16:14:47 -0800 Subject: [PATCH] Initial commit --- .gitignore | 712 +++++++++++++++++++++++++++ .scalafmt.conf | 63 +++ aoc/src/main/scala/aoc/AoC2017.scala | 167 +++++++ aoc/src/main/scala/aoc/Day.scala | 8 + aoc/src/main/scala/aoc/Main.scala | 56 +++ aoc/src/main/scala/aoc/Year.scala | 7 + build.sbt | 20 + project/build.properties | 1 + project/plugins.sbt | 4 + 9 files changed, 1038 insertions(+) create mode 100644 .gitignore create mode 100644 .scalafmt.conf create mode 100644 aoc/src/main/scala/aoc/AoC2017.scala create mode 100644 aoc/src/main/scala/aoc/Day.scala create mode 100644 aoc/src/main/scala/aoc/Main.scala create mode 100644 aoc/src/main/scala/aoc/Year.scala create mode 100644 build.sbt create mode 100644 project/build.properties create mode 100644 project/plugins.sbt diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..fd6cbf9 --- /dev/null +++ b/.gitignore @@ -0,0 +1,712 @@ + +# Created by https://www.gitignore.io/api/vim,sbt,java,scala,emacs,ensime,eclipse,netbeans,jetbrains,visualstudio,jetbrains+iml,jetbrains+all,visualstudiocode +# Edit at https://www.gitignore.io/?templates=vim,sbt,java,scala,emacs,ensime,eclipse,netbeans,jetbrains,visualstudio,jetbrains+iml,jetbrains+all,visualstudiocode + +### Eclipse ### + +.metadata +bin/ +tmp/ +*.tmp +*.bak +*.swp +*~.nib +local.properties +.settings/ +.loadpath +.recommenders + +# External tool builders +.externalToolBuilders/ + +# Locally stored "Eclipse launch configurations" +*.launch + +# PyDev specific (Python IDE for Eclipse) +*.pydevproject + +# CDT-specific (C/C++ Development Tooling) +.cproject + +# CDT- autotools +.autotools + +# Java annotation processor (APT) +.factorypath + +# PDT-specific (PHP Development Tools) +.buildpath + +# sbteclipse plugin +.target + +# Tern plugin +.tern-project + +# TeXlipse plugin +.texlipse + +# STS (Spring Tool Suite) +.springBeans + +# Code Recommenders +.recommenders/ + +# Annotation Processing +.apt_generated/ + +# Scala IDE specific (Scala & Java development for Eclipse) +.cache-main +.scala_dependencies +.worksheet + +### Eclipse Patch ### +# Eclipse Core +.project + +# JDT-specific (Eclipse Java Development Tools) +.classpath + +# Annotation Processing +.apt_generated + +.sts4-cache/ + +### Emacs ### +# -*- mode: gitignore; -*- +*~ +\#*\# +/.emacs.desktop +/.emacs.desktop.lock +*.elc +auto-save-list +tramp +.\#* + +# Org-mode +.org-id-locations +*_archive + +# flymake-mode +*_flymake.* + +# eshell files +/eshell/history +/eshell/lastdir + +# elpa packages +/elpa/ + +# reftex files +*.rel + +# AUCTeX auto folder +/auto/ + +# cask packages +.cask/ +dist/ + +# Flycheck +flycheck_*.el + +# server auth directory +/server/ + +# projectiles files +.projectile + +# directory configuration +.dir-locals.el + +### Ensime ### +# Ensime specific +.ensime +.ensime_cache/ +.ensime_lucene/ + +### Java ### +# Compiled class file +*.class + +# Log file +*.log + +# BlueJ files +*.ctxt + +# Mobile Tools for Java (J2ME) +.mtj.tmp/ + +# Package Files # +*.jar +*.war +*.nar +*.ear +*.zip +*.tar.gz +*.rar + +# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml +hs_err_pid* + +### JetBrains ### +# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm +# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 + +# User-specific stuff +.idea/**/workspace.xml +.idea/**/tasks.xml +.idea/**/usage.statistics.xml +.idea/**/dictionaries +.idea/**/shelf + +# Generated files +.idea/**/contentModel.xml + +# Sensitive or high-churn files +.idea/**/dataSources/ +.idea/**/dataSources.ids +.idea/**/dataSources.local.xml +.idea/**/sqlDataSources.xml +.idea/**/dynamic.xml +.idea/**/uiDesigner.xml +.idea/**/dbnavigator.xml + +# Gradle +.idea/**/gradle.xml +.idea/**/libraries + +# Gradle and Maven with auto-import +# When using Gradle or Maven with auto-import, you should exclude module files, +# since they will be recreated, and may cause churn. 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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/ + +# End of https://www.gitignore.io/api/vim,sbt,java,scala,emacs,ensime,eclipse,netbeans,jetbrains,visualstudio,jetbrains+iml,jetbrains+all,visualstudiocode diff --git a/.scalafmt.conf b/.scalafmt.conf new file mode 100644 index 0000000..390f472 --- /dev/null +++ b/.scalafmt.conf @@ -0,0 +1,63 @@ +project { + includeFilters = [ + ".*.\\.scala$" + ".*\\..sbt$" + ] +} + +maxColumn = 120 + +align = more +align { + openParenCallSite = false + openParenDefnSite = false + tokens = ["%", ":=", "~="] +} + +assumeStandardLibraryStripMargin = true + +includeCurlyBraceInSelectChains = false + +continuationIndent { + callSite = 2 + defnSite = 2 + extendSite = 4 +} + +danglingParentheses = true + +newlines { + alwaysBeforeTopLevelStatements = true + sometimesBeforeColonInMethodReturnType = true + penalizeSingleSelectMultiArgList = false + alwaysBeforeElseAfterCurlyIf = false + neverInResultType = false +} + +spaces { + afterKeywordBeforeParen = true +} + +binPack { + parentConstructors = true + literalArgumentLists = true +} + +optIn { + breaksInsideChains = false + breakChainOnFirstMethodDot = true + configStyleArguments = true +} + +runner { + optimizer { + forceConfigStyleOnOffset = 150 + forceConfigStyleMinArgCount = 2 + } +} + +rewrite { + rules = [ + SortImports + ] +} diff --git a/aoc/src/main/scala/aoc/AoC2017.scala b/aoc/src/main/scala/aoc/AoC2017.scala new file mode 100644 index 0000000..f3c6102 --- /dev/null +++ b/aoc/src/main/scala/aoc/AoC2017.scala @@ -0,0 +1,167 @@ +package aoc + +object AoC2017 extends Year { + + override def days = Map( + "1" -> Day1, + "2" -> Day2, + "3" -> Day3, + "25" -> Day25 + ) + + object Day1 extends Day { + + override def part1(input: String): String = { + val reg = """(\d)(?=\1)""".r + val matches = reg.findAllIn(input).toList + val csum = matches.map(_.toInt).sum + if(input.head == input.last) { + (csum + input.head.toString.toInt).toString + } else { + csum.toString + } + } + + override def part2(input: String): String = { + val (left, right) = input.splitAt(input.length / 2) + val zipped = left.zip(right) + val doubled = zipped.filter { case (l, r) => l == r}.map { case (c, _) => c.toString } + (doubled.map(_.toInt).sum * 2).toString + } + + } + + object Day2 extends Day { + + override def part1(input: String): String = { + val lines = input.lines.toList + val rows = lines.map(_.split("""\s+""").map(_.toInt)) + val minMax = rows.map(r => (r.min, r.max)) + val differences = minMax.map { case (min, max) => max - min } + differences.sum.toString + } + + override def part2(input: String): String = { + val lines = input.lines.toList + val rows = lines.map(_.split("""\s+""").map(_.toInt)) + rows.flatMap { r => + val q = r.zipWithIndex.flatMap { case (e, i) => + r.drop(i + 1).map(f => { + val (min, max) = (Math.min(e, f), Math.max(e, f)) + if(max % min == 0) { + Some(max / min) + } else { + None + } + }) + } + q.filter(_.isDefined).map(_.get) + }.sum.toString + } + + } + + object Day3 extends Day { + + override def part1(input: String): String = { + case class Cell(num: Int, stepSize: Int, stepFrac: Int, stepped: Int, dist: (Int, Int)) + val inum = input.toInt + (inum match { + case 1 => 0 + case _ => + val layer = (Math.sqrt(inum).ceil / 2).floor.toInt + val square = ((layer + 1) * 2) - 1 + val diff = (square * square) - inum + val wave = Math.abs(layer - (diff % (layer * 2))) + layer + wave + }).toString + } + + override def part2(input: String): String = { + "Not Currently Implemented" // TODO Implement this + } + + } + + object Day25 extends Day { + + import fastparse._, MultiLineWhitespace._ + + case class State(name: String) + case class InState(state: State, whenZero: Branch, whenOne: Branch) + case class Branch(write: Int, move: Direction, stateChange: State) + sealed trait Direction { + def change: Int + } + case object MoveLeft extends Direction { + override def change: Int = -1 + } + case object MoveRight extends Direction { + override def change: Int = 1 + } + case class Program(beginIn: State, diagnosticCount: Int, states: Map[State, InState], index: Int = 0, tape: Map[Int, Int] = Map()) { + + def step: Program = { + val ndc = diagnosticCount - 1 + val cs = states(beginIn) + val cc = tape.getOrElse(index, 0) + val br = cc match { + case 0 => cs.whenZero + case 1 => cs.whenOne + } + val wr = br.write + val mv = br.move + val ns = br.stateChange + val nm = tape + (index -> wr) + Program(ns, ndc, states, index + mv.change, nm) + } + + } + + def stateParser[_: P]: P[State] = P( "state" ~ CharIn("A-Z").rep.! ).map(State) + def writeParser[_: P]: P[Int] = P( "- Write the value" ~ ("0" | "1").! ~ "." ).map(_.toInt) + def directionParser[_: P]: P[Direction] = P( "- Move one slot to the" ~ ("left" | "right").! ~ "." ).map { + case "left" => MoveLeft + case "right" => MoveRight + } + def stateChangeParser[_: P]: P[State] = P("- Continue with" ~ stateParser ~ ".") + def branchParser[_: P]: P[Branch] = P( writeParser ~ directionParser ~ stateChangeParser ).map { + case (write, dir, state) => Branch(write, dir, state) + } + def inStateParser[_: P]: P[InState] = P( + "In" ~ stateParser ~ ":" ~ "If the current value is 0:" ~ branchParser ~ "If the current value is 1:" ~ branchParser + ).map { + case (state, v0, v1) => InState(state, v0, v1) + } + def programParser[_: P]: P[Program] = P( + "Begin in" ~ stateParser ~ "." ~ + "Perform a diagnostic checksum after" ~ CharIn("0-9").rep(1).!.map(_.toInt) ~ "steps." ~ + inStateParser.rep.map(f => { + val z = f.map(_.state).zip(f) + z.toMap + }) + ).map { + case (begin, steps, states) => Program(begin, steps, states) + } + + override def part1(input: String): String = { + val Parsed.Success(program, _) = parse(input, programParser(_)) + def finalState(p: Program): Program = { + val np = p.step + print(s"\rInstructions Left: ${np.diagnosticCount}${" " * program.diagnosticCount.toString.length}") + np.diagnosticCount match { + case 0 => np + case _ => finalState(np) + } + } + println() + finalState(program).tape.values.count(_ == 1).toString + } + + override def part2(input: String): String = { + "You Win!" + } + + } + +} diff --git a/aoc/src/main/scala/aoc/Day.scala b/aoc/src/main/scala/aoc/Day.scala new file mode 100644 index 0000000..a2dd6a6 --- /dev/null +++ b/aoc/src/main/scala/aoc/Day.scala @@ -0,0 +1,8 @@ +package aoc + +trait Day { + + def part1(input: String): String + def part2(input: String): String + +} diff --git a/aoc/src/main/scala/aoc/Main.scala b/aoc/src/main/scala/aoc/Main.scala new file mode 100644 index 0000000..2ab576c --- /dev/null +++ b/aoc/src/main/scala/aoc/Main.scala @@ -0,0 +1,56 @@ +package aoc + +import scala.io.StdIn + +object Main { + + val years = Map( + "2017" -> AoC2017 + ) + + def main(args: Array[String]): Unit = { + val year = askForYear() + val day = askForDay(year) + val part = askForPart(day) + println("Problem input? End input with an `End of Input` line.") + val input = Stream.continually(StdIn.readLine()).takeWhile(_ != "End of Input").toList.mkString("\n") + println(s"Output: ${part(input)}") + } + + def askForYear(): Year = { + println(s"Years: ${years.keys.mkString(", ")}") + print("Year? ") + val input = StdIn.readLine() + years.get(input) match { + case Some(y) => y + case None => + println("Not a valid year.") + askForYear() + } + } + + def askForDay(y: Year): Day = { + println(s"Days: ${y.days.keys.mkString(", ")}") + print("Day? ") + val input = StdIn.readLine() + y.days.get(input) match { + case Some(d) => d + case None => + println("Not a valid day.") + askForDay(y) + } + } + + def askForPart(d: Day): String => String = { + print("Part (1/2)? ") + val input = StdIn.readLine() + input match { + case "1" => d.part1 + case "2" => d.part2 + case _ => + println("Not a valid part.") + askForPart(d) + } + } + +} diff --git a/aoc/src/main/scala/aoc/Year.scala b/aoc/src/main/scala/aoc/Year.scala new file mode 100644 index 0000000..dbe0a20 --- /dev/null +++ b/aoc/src/main/scala/aoc/Year.scala @@ -0,0 +1,7 @@ +package aoc + +trait Year { + + def days: Map[String, Day] + +} diff --git a/build.sbt b/build.sbt new file mode 100644 index 0000000..5234748 --- /dev/null +++ b/build.sbt @@ -0,0 +1,20 @@ +import sbtcrossproject.CrossPlugin.autoImport.{crossProject, CrossType} + +val sharedSettings = Seq( + name := "aoc", + organization := "tf.bug", + version := "0.1.0", + scalaVersion := "2.11.12", + libraryDependencies ++= List( + "com.lihaoyi" %%% "fastparse" % "2.0.4", + ), + mainClass := Some("tf.bug.aoc.Main"), +) + +lazy val aoc = crossProject(JSPlatform, JVMPlatform /* , NativePlatform */) + .crossType(CrossType.Pure) + .settings(sharedSettings) + +lazy val aocJS = aoc.js +lazy val aocJVM = aoc.jvm +// lazy val aocNative = aoc.native diff --git a/project/build.properties b/project/build.properties new file mode 100644 index 0000000..e71780d --- /dev/null +++ b/project/build.properties @@ -0,0 +1 @@ +sbt.version = 1.2.6 \ No newline at end of file diff --git a/project/plugins.sbt b/project/plugins.sbt new file mode 100644 index 0000000..c9679ad --- /dev/null +++ b/project/plugins.sbt @@ -0,0 +1,4 @@ +addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "0.6.0") +addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "0.6.0") +addSbtPlugin("org.scala-js" % "sbt-scalajs" % "0.6.25") +addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.3.8")