days 11, 12, 13
This commit is contained in:
parent
b2cabd079b
commit
632dcec217
29
day11/.gitignore
vendored
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29
day11/.gitignore
vendored
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### IntelliJ IDEA ###
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out/
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!**/src/main/**/out/
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!**/src/test/**/out/
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### Eclipse ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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bin/
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!**/src/main/**/bin/
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!**/src/test/**/bin/
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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### VS Code ###
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.vscode/
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### Mac OS ###
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.DS_Store
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8
day11/.idea/.gitignore
vendored
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8
day11/.idea/.gitignore
vendored
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# Default ignored files
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/shelf/
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/workspace.xml
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# Editor-based HTTP Client requests
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/httpRequests/
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# Datasource local storage ignored files
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/dataSources/
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/dataSources.local.xml
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6
day11/.idea/inspectionProfiles/Project_Default.xml
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6
day11/.idea/inspectionProfiles/Project_Default.xml
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<component name="InspectionProjectProfileManager">
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<profile version="1.0">
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<option name="myName" value="Project Default" />
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<inspection_tool class="ReplaceUntilWithRangeUntil" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
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</profile>
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</component>
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10
day11/.idea/kotlinc.xml
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10
day11/.idea/kotlinc.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="Kotlin2JvmCompilerArguments">
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<option name="jvmTarget" value="1.8" />
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</component>
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<component name="KotlinCommonCompilerArguments">
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<option name="apiVersion" value="1.9" />
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<option name="languageVersion" value="1.9" />
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</component>
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</project>
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26
day11/.idea/libraries/KotlinJavaRuntime.xml
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26
day11/.idea/libraries/KotlinJavaRuntime.xml
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<component name="libraryTable">
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<library name="KotlinJavaRuntime" type="repository">
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<properties maven-id="org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.9.0" />
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<CLASSES>
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0.jar!/" />
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</CLASSES>
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<JAVADOC>
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-javadoc.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-javadoc.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-javadoc.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-javadoc.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-javadoc.jar!/" />
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</JAVADOC>
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<SOURCES>
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-sources.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-sources.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-sources.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-sources.jar!/" />
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<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-sources.jar!/" />
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</SOURCES>
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</library>
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</component>
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16
day11/.idea/libraries/Permanent_Script_Dependencies.xml
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16
day11/.idea/libraries/Permanent_Script_Dependencies.xml
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<component name="libraryTable">
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<library name="Permanent Script Dependencies">
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<CLASSES>
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<root url="file://$USER_HOME$/Library/Caches/JetBrains/IntelliJIdea2023.3/kotlinNotebook/day11.ac435c4f/kernels/0.12.0-93/kotlin-jupyter-ide-classpath-shadowed-jar/kotlin-jupyter-ide-classpath-shadowed-0.12.0-93.jar" />
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<root url="file://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0.jar" />
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<root url="file://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0.jar" />
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<root url="file://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0.jar" />
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<root url="file://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0.jar" />
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<root url="file://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0.jar" />
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</CLASSES>
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<JAVADOC />
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<SOURCES>
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<root url="file://$USER_HOME$/Library/Caches/JetBrains/IntelliJIdea2023.3/kotlinNotebook/day11.ac435c4f/kernels/0.12.0-93/kotlin-jupyter-script-classpath-shadowed-sources-jar/kotlin-jupyter-script-classpath-shadowed-0.12.0-93-sources.jar" />
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</SOURCES>
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</library>
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</component>
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6
day11/.idea/misc.xml
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6
day11/.idea/misc.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-21" project-jdk-type="JavaSDK">
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<output url="file://$PROJECT_DIR$/out" />
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</component>
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</project>
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8
day11/.idea/modules.xml
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8
day11/.idea/modules.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectModuleManager">
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<modules>
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<module fileurl="file://$PROJECT_DIR$/day11.iml" filepath="$PROJECT_DIR$/day11.iml" />
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</modules>
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</component>
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</project>
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6
day11/.idea/vcs.xml
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6
day11/.idea/vcs.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="VcsDirectoryMappings">
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<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
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</component>
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</project>
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15
day11/day11.iml
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15
day11/day11.iml
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<?xml version="1.0" encoding="UTF-8"?>
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<module type="JAVA_MODULE" version="4">
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<component name="NewModuleRootManager" inherit-compiler-output="true">
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<exclude-output />
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<content url="file://$MODULE_DIR$">
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<sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
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<sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
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<sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
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<sourceFolder url="file://$MODULE_DIR$/testResources" type="java-test-resource" />
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</content>
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<orderEntry type="inheritedJdk" />
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<orderEntry type="sourceFolder" forTests="false" />
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<orderEntry type="library" name="KotlinJavaRuntime" level="project" />
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</component>
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</module>
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314
day11/day11.ipynb
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314
day11/day11.ipynb
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{
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"cells": [
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{
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"cell_type": "markdown",
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"source": [
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"First of all, we set up a function to parse all the input, and a data class."
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],
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"metadata": {
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"collapsed": false
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}
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},
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{
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"cell_type": "code",
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"execution_count": 50,
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"outputs": [],
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"source": [
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"import java.io.File\n",
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"\n",
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"data class Operation(var amount: Int, var action: Action) {\n",
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" enum class Action { ADD, MULTIPLY, SQUARE }\n",
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"}\n",
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"data class Monkey(var items:MutableList<Int>,\n",
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" var operation: Operation,\n",
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" var divisor: Int,\n",
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" var trueTarget: Int,\n",
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" var falseTarget: Int)\n",
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"\n",
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"fun read(file: String): MutableList<Monkey> {\n",
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" val monkeys: MutableList<Monkey> = mutableListOf()\n",
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" var items: MutableList<Int> = mutableListOf()\n",
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" var operation: Operation = Operation(0, Operation.Action.ADD)\n",
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" var divisor = 0\n",
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" var trueTarget = 0\n",
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" var falseTarget = 0\n",
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"\n",
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" for (line in File(file).readLines()) {\n",
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" if (line.contains(\"Starting items:\")) {\n",
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" items = line.substringAfter(\":\").split(\",\").map { Integer.parseInt(it.trim()) }.toMutableList();\n",
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" }\n",
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"\n",
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" if (line.contains(\"Operation\")) {\n",
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" val op = when (line.substringAfter(\"old \")[0]) {\n",
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" '*' -> Operation.Action.MULTIPLY\n",
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" '+' -> Operation.Action.ADD\n",
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" else -> Operation.Action.ADD\n",
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" }\n",
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" if (line.substringAfter(\"old\").contains(\"old\")) {\n",
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" operation = Operation(0, Operation.Action.SQUARE)\n",
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" } else {\n",
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" val amt = Integer.parseInt(line.substringAfter(\"old \").substring(1).trim())\n",
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" operation = Operation(amt, op)\n",
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" }\n",
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" }\n",
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"\n",
|
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" if (line.contains(\"Test:\")) {\n",
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" divisor = Integer.parseInt(line.substringAfter(\"divisible by \"))\n",
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" }\n",
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" if (line.contains(\"If true:\")) {\n",
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" trueTarget = Integer.parseInt(line.substringAfter(\"monkey \"))\n",
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" }\n",
|
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" if (line.contains(\"If false:\")) {\n",
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" falseTarget = Integer.parseInt(line.substringAfter(\"monkey \"))\n",
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" }\n",
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"\n",
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||||
" if (line.isBlank()) {\n",
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" monkeys.add(Monkey(items, operation, divisor, trueTarget, falseTarget))\n",
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||||
" }\n",
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||||
" }\n",
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||||
"\n",
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||||
" \n",
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||||
" return monkeys\n",
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||||
"}"
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||||
],
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"metadata": {
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"collapsed": true,
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"ExecuteTime": {
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"end_time": "2023-12-17T03:36:28.544624Z",
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"start_time": "2023-12-17T03:36:28.272541Z"
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||||
}
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||||
}
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||||
},
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||||
{
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||||
"cell_type": "markdown",
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||||
"source": [
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"Next up we need a function for executing one step of all the monkeys' actions."
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||||
],
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||||
"metadata": {
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||||
"collapsed": false
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||||
}
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||||
},
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||||
{
|
||||
"cell_type": "code",
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||||
"execution_count": 51,
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||||
"outputs": [],
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||||
"source": [
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"fun operate(op: Operation, x: Int): Int {\n",
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||||
" return when (op.action) {\n",
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||||
" Operation.Action.ADD -> x + op.amount\n",
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" Operation.Action.MULTIPLY -> x * op.amount\n",
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" Operation.Action.SQUARE -> x * x\n",
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" } / 3\n",
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"}\n",
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||||
"fun execute(monkeys: MutableList<Monkey>, idx: Int): Int {\n",
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||||
" val me = monkeys[idx]\n",
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||||
" for (i in 0..<me.items.count()) {\n",
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||||
" val worry = operate(me.operation, me.items[i])\n",
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" if (worry % me.divisor == 0) monkeys[me.trueTarget].items.add(worry)\n",
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||||
" else monkeys[me.falseTarget].items.add(worry)\n",
|
||||
" }\n",
|
||||
" val output = me.items.count()\n",
|
||||
" me.items.clear()\n",
|
||||
" return output\n",
|
||||
"}\n",
|
||||
"\n",
|
||||
"fun runRound(monkeys: MutableList<Monkey>, monkeyBusiness: MutableList<Int>) {\n",
|
||||
" for (i in 0..<monkeys.count()) {\n",
|
||||
" monkeyBusiness[i] += execute(monkeys, i);\n",
|
||||
" }\n",
|
||||
"}"
|
||||
],
|
||||
"metadata": {
|
||||
"collapsed": false,
|
||||
"ExecuteTime": {
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||||
"end_time": "2023-12-17T03:36:31.292654Z",
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||||
"start_time": "2023-12-17T03:36:31.108619Z"
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||||
}
|
||||
}
|
||||
},
|
||||
{
|
||||
"cell_type": "markdown",
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||||
"source": [
|
||||
"Now that we've set everything up, it's time to fly!"
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||||
],
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||||
"metadata": {
|
||||
"collapsed": false
|
||||
}
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
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||||
"execution_count": 58,
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||||
"outputs": [
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||||
{
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||||
"name": "stdout",
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||||
"output_type": "stream",
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||||
"text": [
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"[Monkey(items=[71, 86], operation=Operation(amount=13, action=MULTIPLY), divisor=19, trueTarget=6, falseTarget=7), Monkey(items=[66, 50, 90, 53, 88, 85], operation=Operation(amount=3, action=ADD), divisor=2, trueTarget=5, falseTarget=4), Monkey(items=[97, 54, 89, 62, 84, 80, 63], operation=Operation(amount=6, action=ADD), divisor=13, trueTarget=4, falseTarget=1), Monkey(items=[82, 97, 56, 92], operation=Operation(amount=2, action=ADD), divisor=5, trueTarget=6, falseTarget=0), Monkey(items=[50, 99, 67, 61, 86], operation=Operation(amount=0, action=SQUARE), divisor=7, trueTarget=5, falseTarget=3), Monkey(items=[61, 66, 72, 55, 64, 53, 72, 63], operation=Operation(amount=4, action=ADD), divisor=11, trueTarget=3, falseTarget=0), Monkey(items=[59, 79, 63], operation=Operation(amount=7, action=MULTIPLY), divisor=17, trueTarget=2, falseTarget=7), Monkey(items=[55], operation=Operation(amount=7, action=ADD), divisor=3, trueTarget=2, falseTarget=1)]\n",
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"108\n",
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"304\n",
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"957\n",
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"1974\n",
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"3074\n",
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"4891\n",
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"6880\n",
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"8930\n",
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"12760\n",
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"15872\n",
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"19734\n",
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"25110\n",
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"30788\n",
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"2024904\n",
|
||||
"2075040\n",
|
||||
"2125739\n",
|
||||
"2178575\n",
|
||||
"2232011\n",
|
||||
"2286143\n",
|
||||
"2340875\n",
|
||||
"2396303\n",
|
||||
"2452331\n",
|
||||
"2509055\n",
|
||||
"2564772\n",
|
||||
"2622780\n",
|
||||
"2681376\n",
|
||||
"2740680\n",
|
||||
"2800572\n",
|
||||
"2859480\n",
|
||||
"2920656\n",
|
||||
"2980802\n",
|
||||
"3043250\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"val monkeys = read(\"b.input\")\n",
|
||||
"var monkeyBusiness = monkeys.map { 0 } .toMutableList()\n",
|
||||
"\n",
|
||||
"println(\"$monkeys\")\n",
|
||||
"\n",
|
||||
"for (i in 0..100) {\n",
|
||||
" //println(\"After round ${i+1}:\")\n",
|
||||
" runRound(monkeys, monkeyBusiness)\n",
|
||||
" println(\"${monkeyBusiness.sortedDescending().take(2).reduce{a,b->a*b}}\")\n",
|
||||
"}\n"
|
||||
],
|
||||
"metadata": {
|
||||
"collapsed": false,
|
||||
"ExecuteTime": {
|
||||
"end_time": "2023-12-17T03:43:00.545746Z",
|
||||
"start_time": "2023-12-17T03:43:00.401417Z"
|
||||
}
|
||||
}
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 43,
|
||||
"outputs": [
|
||||
{
|
||||
"data": {
|
||||
"text/plain": "88208"
|
||||
},
|
||||
"execution_count": 43,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"296*298"
|
||||
],
|
||||
"metadata": {
|
||||
"collapsed": false,
|
||||
"ExecuteTime": {
|
||||
"end_time": "2023-12-17T03:29:13.658590Z",
|
||||
"start_time": "2023-12-17T03:29:13.543931Z"
|
||||
}
|
||||
}
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
"kernelspec": {
|
||||
"display_name": "Kotlin",
|
||||
"language": "kotlin",
|
||||
"name": "kotlin"
|
||||
},
|
||||
"language_info": {
|
||||
"name": "kotlin",
|
||||
"version": "1.9.0",
|
||||
"mimetype": "text/x-kotlin",
|
||||
"file_extension": ".kt",
|
||||
"pygments_lexer": "kotlin",
|
||||
"codemirror_mode": "text/x-kotlin",
|
||||
"nbconvert_exporter": ""
|
||||
}
|
||||
},
|
||||
"nbformat": 4,
|
||||
"nbformat_minor": 0
|
||||
}
|
||||
3
day11/src/Main.kt
Normal file
3
day11/src/Main.kt
Normal file
@ -0,0 +1,3 @@
|
||||
fun main() {
|
||||
println("Hello World!")
|
||||
}
|
||||
29
day12/.gitignore
vendored
Normal file
29
day12/.gitignore
vendored
Normal file
@ -0,0 +1,29 @@
|
||||
### IntelliJ IDEA ###
|
||||
out/
|
||||
!**/src/main/**/out/
|
||||
!**/src/test/**/out/
|
||||
|
||||
### Eclipse ###
|
||||
.apt_generated
|
||||
.classpath
|
||||
.factorypath
|
||||
.project
|
||||
.settings
|
||||
.springBeans
|
||||
.sts4-cache
|
||||
bin/
|
||||
!**/src/main/**/bin/
|
||||
!**/src/test/**/bin/
|
||||
|
||||
### NetBeans ###
|
||||
/nbproject/private/
|
||||
/nbbuild/
|
||||
/dist/
|
||||
/nbdist/
|
||||
/.nb-gradle/
|
||||
|
||||
### VS Code ###
|
||||
.vscode/
|
||||
|
||||
### Mac OS ###
|
||||
.DS_Store
|
||||
8
day12/.idea/.gitignore
vendored
Normal file
8
day12/.idea/.gitignore
vendored
Normal file
@ -0,0 +1,8 @@
|
||||
# Default ignored files
|
||||
/shelf/
|
||||
/workspace.xml
|
||||
# Editor-based HTTP Client requests
|
||||
/httpRequests/
|
||||
# Datasource local storage ignored files
|
||||
/dataSources/
|
||||
/dataSources.local.xml
|
||||
6
day12/.idea/inspectionProfiles/Project_Default.xml
Normal file
6
day12/.idea/inspectionProfiles/Project_Default.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<component name="InspectionProjectProfileManager">
|
||||
<profile version="1.0">
|
||||
<option name="myName" value="Project Default" />
|
||||
<inspection_tool class="ReplaceUntilWithRangeUntil" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
|
||||
</profile>
|
||||
</component>
|
||||
10
day12/.idea/kotlinc.xml
Normal file
10
day12/.idea/kotlinc.xml
Normal file
@ -0,0 +1,10 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="Kotlin2JvmCompilerArguments">
|
||||
<option name="jvmTarget" value="1.8" />
|
||||
</component>
|
||||
<component name="KotlinCommonCompilerArguments">
|
||||
<option name="apiVersion" value="1.9" />
|
||||
<option name="languageVersion" value="1.9" />
|
||||
</component>
|
||||
</project>
|
||||
26
day12/.idea/libraries/KotlinJavaRuntime.xml
Normal file
26
day12/.idea/libraries/KotlinJavaRuntime.xml
Normal file
@ -0,0 +1,26 @@
|
||||
<component name="libraryTable">
|
||||
<library name="KotlinJavaRuntime" type="repository">
|
||||
<properties maven-id="org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.9.0" />
|
||||
<CLASSES>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0.jar!/" />
|
||||
</CLASSES>
|
||||
<JAVADOC>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-javadoc.jar!/" />
|
||||
</JAVADOC>
|
||||
<SOURCES>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-sources.jar!/" />
|
||||
</SOURCES>
|
||||
</library>
|
||||
</component>
|
||||
6
day12/.idea/misc.xml
Normal file
6
day12/.idea/misc.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-21" project-jdk-type="JavaSDK">
|
||||
<output url="file://$PROJECT_DIR$/out" />
|
||||
</component>
|
||||
</project>
|
||||
8
day12/.idea/modules.xml
Normal file
8
day12/.idea/modules.xml
Normal file
@ -0,0 +1,8 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="ProjectModuleManager">
|
||||
<modules>
|
||||
<module fileurl="file://$PROJECT_DIR$/day12.iml" filepath="$PROJECT_DIR$/day12.iml" />
|
||||
</modules>
|
||||
</component>
|
||||
</project>
|
||||
6
day12/.idea/vcs.xml
Normal file
6
day12/.idea/vcs.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="VcsDirectoryMappings">
|
||||
<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
|
||||
</component>
|
||||
</project>
|
||||
15
day12/day12.iml
Normal file
15
day12/day12.iml
Normal file
@ -0,0 +1,15 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<module type="JAVA_MODULE" version="4">
|
||||
<component name="NewModuleRootManager" inherit-compiler-output="true">
|
||||
<exclude-output />
|
||||
<content url="file://$MODULE_DIR$">
|
||||
<sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/testResources" type="java-test-resource" />
|
||||
</content>
|
||||
<orderEntry type="inheritedJdk" />
|
||||
<orderEntry type="sourceFolder" forTests="false" />
|
||||
<orderEntry type="library" name="KotlinJavaRuntime" level="project" />
|
||||
</component>
|
||||
</module>
|
||||
100
day12/src/Main.kt
Normal file
100
day12/src/Main.kt
Normal file
@ -0,0 +1,100 @@
|
||||
import java.io.File
|
||||
import kotlin.math.min
|
||||
|
||||
data class Coordinate ( val x: Int, val y: Int )
|
||||
|
||||
fun main() {
|
||||
var y = 0
|
||||
var x = 0
|
||||
var start = Coordinate(0,0)
|
||||
var end = Coordinate(0,0)
|
||||
val grid: HashMap<Coordinate, Char> = hashMapOf()
|
||||
for (line in File("b.input").readLines()) {
|
||||
x = 0
|
||||
line.chars().forEach {
|
||||
val c = when(Char(it)) {
|
||||
'S' -> { start = Coordinate(x,y); 'a' }
|
||||
'E' -> { end = Coordinate(x,y); 'z' }
|
||||
else -> Char(it)
|
||||
}
|
||||
grid.put(Coordinate(x,y), c)
|
||||
x++
|
||||
}
|
||||
y++
|
||||
}
|
||||
|
||||
println("start point is $start, end point is $end")
|
||||
val neighbors: Map<Coordinate, Set<Coordinate>> =
|
||||
grid.keys.map {s ->
|
||||
Pair(s,
|
||||
neighbors(s).filter {e ->
|
||||
grid.containsKey(e) && close(grid.get(s)!!, grid.get(e)!!)
|
||||
}.toSet())
|
||||
}.toMap()
|
||||
|
||||
val distances: MutableMap<Coordinate, Int> = mutableMapOf(start to 0)
|
||||
var nodesToVisit: MutableSet<Coordinate> = mutableSetOf(start)
|
||||
val visited: MutableSet<Coordinate> = mutableSetOf()
|
||||
while (nodesToVisit.isNotEmpty()) {
|
||||
for (currentNode in nodesToVisit.toMutableSet()) {
|
||||
println("visiting $currentNode and examining itss neighbors, ${neighbors[currentNode]}")
|
||||
nodesToVisit.remove(currentNode)
|
||||
|
||||
for (neighbor in neighbors[currentNode]!!) {
|
||||
distances.put(neighbor, min(
|
||||
distances[neighbor] ?: Int.MAX_VALUE,
|
||||
(distances[currentNode] ?: (Int.MAX_VALUE - 100)) + 1
|
||||
)
|
||||
)
|
||||
if (!(neighbor in visited)) {
|
||||
nodesToVisit.add(neighbor)
|
||||
}
|
||||
}
|
||||
|
||||
visited.add(currentNode)
|
||||
}
|
||||
}
|
||||
println("distance from S to end point is ${distances[end]}")
|
||||
|
||||
var minimum = Int.MAX_VALUE
|
||||
for (startPoint in grid.keys.filter {grid[it] == 'a'}) {
|
||||
|
||||
val distances: MutableMap<Coordinate, Int> = mutableMapOf(startPoint to 0)
|
||||
var nodesToVisit: MutableSet<Coordinate> = mutableSetOf(startPoint)
|
||||
val visited: MutableSet<Coordinate> = mutableSetOf()
|
||||
while (nodesToVisit.isNotEmpty()) {
|
||||
for (currentNode in nodesToVisit.toMutableSet()) {
|
||||
//println("visiting $currentNode and examining itss neighbors, ${neighbors[currentNode]}")
|
||||
nodesToVisit.remove(currentNode)
|
||||
|
||||
for (neighbor in neighbors[currentNode]!!) {
|
||||
distances.put(
|
||||
neighbor, min(
|
||||
distances[neighbor] ?: Int.MAX_VALUE,
|
||||
(distances[currentNode] ?: (Int.MAX_VALUE - 100)) + 1
|
||||
)
|
||||
)
|
||||
if (!(neighbor in visited)) {
|
||||
nodesToVisit.add(neighbor)
|
||||
}
|
||||
}
|
||||
|
||||
visited.add(currentNode)
|
||||
}
|
||||
}
|
||||
minimum = min(distances[end]?: Int.MAX_VALUE, minimum)
|
||||
}
|
||||
println("smallest distance across any starting point was $minimum")
|
||||
}
|
||||
|
||||
fun neighbors(r: Coordinate): Set<Coordinate>{
|
||||
val left = Coordinate(r.x-1, r.y)
|
||||
val right = Coordinate(r.x+1, r.y)
|
||||
val up = Coordinate(r.x, r.y-1)
|
||||
val down = Coordinate(r.x, r.y+1)
|
||||
return setOf(left, right, up, down)
|
||||
}
|
||||
|
||||
fun close(a: Char, b: Char): Boolean {
|
||||
return b <= a.inc()
|
||||
}
|
||||
29
day13/.gitignore
vendored
Normal file
29
day13/.gitignore
vendored
Normal file
@ -0,0 +1,29 @@
|
||||
### IntelliJ IDEA ###
|
||||
out/
|
||||
!**/src/main/**/out/
|
||||
!**/src/test/**/out/
|
||||
|
||||
### Eclipse ###
|
||||
.apt_generated
|
||||
.classpath
|
||||
.factorypath
|
||||
.project
|
||||
.settings
|
||||
.springBeans
|
||||
.sts4-cache
|
||||
bin/
|
||||
!**/src/main/**/bin/
|
||||
!**/src/test/**/bin/
|
||||
|
||||
### NetBeans ###
|
||||
/nbproject/private/
|
||||
/nbbuild/
|
||||
/dist/
|
||||
/nbdist/
|
||||
/.nb-gradle/
|
||||
|
||||
### VS Code ###
|
||||
.vscode/
|
||||
|
||||
### Mac OS ###
|
||||
.DS_Store
|
||||
8
day13/.idea/.gitignore
vendored
Normal file
8
day13/.idea/.gitignore
vendored
Normal file
@ -0,0 +1,8 @@
|
||||
# Default ignored files
|
||||
/shelf/
|
||||
/workspace.xml
|
||||
# Editor-based HTTP Client requests
|
||||
/httpRequests/
|
||||
# Datasource local storage ignored files
|
||||
/dataSources/
|
||||
/dataSources.local.xml
|
||||
6
day13/.idea/inspectionProfiles/Project_Default.xml
Normal file
6
day13/.idea/inspectionProfiles/Project_Default.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<component name="InspectionProjectProfileManager">
|
||||
<profile version="1.0">
|
||||
<option name="myName" value="Project Default" />
|
||||
<inspection_tool class="ReplaceUntilWithRangeUntil" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
|
||||
</profile>
|
||||
</component>
|
||||
10
day13/.idea/kotlinc.xml
Normal file
10
day13/.idea/kotlinc.xml
Normal file
@ -0,0 +1,10 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="Kotlin2JvmCompilerArguments">
|
||||
<option name="jvmTarget" value="1.8" />
|
||||
</component>
|
||||
<component name="KotlinCommonCompilerArguments">
|
||||
<option name="apiVersion" value="1.9" />
|
||||
<option name="languageVersion" value="1.9" />
|
||||
</component>
|
||||
</project>
|
||||
26
day13/.idea/libraries/KotlinJavaRuntime.xml
Normal file
26
day13/.idea/libraries/KotlinJavaRuntime.xml
Normal file
@ -0,0 +1,26 @@
|
||||
<component name="libraryTable">
|
||||
<library name="KotlinJavaRuntime" type="repository">
|
||||
<properties maven-id="org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.9.0" />
|
||||
<CLASSES>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0.jar!/" />
|
||||
</CLASSES>
|
||||
<JAVADOC>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-javadoc.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-javadoc.jar!/" />
|
||||
</JAVADOC>
|
||||
<SOURCES>
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk8/1.9.0/kotlin-stdlib-jdk8-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib/1.9.0/kotlin-stdlib-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-common/1.9.0/kotlin-stdlib-common-1.9.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/annotations/13.0/annotations-13.0-sources.jar!/" />
|
||||
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlin/kotlin-stdlib-jdk7/1.9.0/kotlin-stdlib-jdk7-1.9.0-sources.jar!/" />
|
||||
</SOURCES>
|
||||
</library>
|
||||
</component>
|
||||
6
day13/.idea/misc.xml
Normal file
6
day13/.idea/misc.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="openjdk-21" project-jdk-type="JavaSDK">
|
||||
<output url="file://$PROJECT_DIR$/out" />
|
||||
</component>
|
||||
</project>
|
||||
8
day13/.idea/modules.xml
Normal file
8
day13/.idea/modules.xml
Normal file
@ -0,0 +1,8 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="ProjectModuleManager">
|
||||
<modules>
|
||||
<module fileurl="file://$PROJECT_DIR$/day13.iml" filepath="$PROJECT_DIR$/day13.iml" />
|
||||
</modules>
|
||||
</component>
|
||||
</project>
|
||||
6
day13/.idea/vcs.xml
Normal file
6
day13/.idea/vcs.xml
Normal file
@ -0,0 +1,6 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="VcsDirectoryMappings">
|
||||
<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
|
||||
</component>
|
||||
</project>
|
||||
15
day13/day13.iml
Normal file
15
day13/day13.iml
Normal file
@ -0,0 +1,15 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<module type="JAVA_MODULE" version="4">
|
||||
<component name="NewModuleRootManager" inherit-compiler-output="true">
|
||||
<exclude-output />
|
||||
<content url="file://$MODULE_DIR$">
|
||||
<sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
|
||||
<sourceFolder url="file://$MODULE_DIR$/testResources" type="java-test-resource" />
|
||||
</content>
|
||||
<orderEntry type="inheritedJdk" />
|
||||
<orderEntry type="sourceFolder" forTests="false" />
|
||||
<orderEntry type="library" name="KotlinJavaRuntime" level="project" />
|
||||
</component>
|
||||
</module>
|
||||
126
day13/src/Main.kt
Normal file
126
day13/src/Main.kt
Normal file
@ -0,0 +1,126 @@
|
||||
import java.io.BufferedReader
|
||||
import java.io.File
|
||||
import kotlin.math.max
|
||||
|
||||
open class Packet
|
||||
data class IntPacket(val value: Int) : Packet() {
|
||||
override fun toString(): String = value.toString()
|
||||
}
|
||||
data class ListPacket(val contents: MutableList<Packet>): Packet() {
|
||||
override fun toString(): String = contents.joinToString(",","[","]")
|
||||
}
|
||||
fun parsePacket(s: String): Packet {
|
||||
val stack: MutableList<ListPacket> = mutableListOf()
|
||||
var running = ""
|
||||
for (c in s) {
|
||||
if (c == '[') {
|
||||
val thisOne = ListPacket(mutableListOf())
|
||||
|
||||
if (stack.isNotEmpty()) {
|
||||
val last = stack.last()
|
||||
|
||||
last.contents.add(thisOne)
|
||||
}
|
||||
if (stack.isEmpty()) {
|
||||
stack.add(thisOne)
|
||||
}
|
||||
stack.add(thisOne)
|
||||
} else if (c == ']') {
|
||||
if (running.isNotEmpty()) {
|
||||
stack.last().contents.add(IntPacket(running.trim().toInt()))
|
||||
running = ""
|
||||
|
||||
}
|
||||
stack.removeLast()
|
||||
} else if (c == ',') {
|
||||
if (running.isNotEmpty()) {
|
||||
stack.last().contents.add(IntPacket(running.trim().toInt()))
|
||||
running = ""
|
||||
}
|
||||
} else {
|
||||
running += c
|
||||
}
|
||||
}
|
||||
|
||||
return stack.last()
|
||||
}
|
||||
fun main() {
|
||||
println("Hello, AoC 2022 day 13!")
|
||||
|
||||
val file = File("b.input")
|
||||
var reader = file.bufferedReader()
|
||||
val pairs = reader.lineSequence().chunked(3) { it.take(2)};
|
||||
println(parsePacket("[[[]]]").toString())
|
||||
|
||||
println("part 1!")
|
||||
var sum = 0
|
||||
pairs.forEachIndexed { index, strings ->
|
||||
val c = compare(parsePacket(strings[0]), parsePacket(strings[1]))
|
||||
if (c > 0) {
|
||||
println("index ${index+1} are in the right order!")
|
||||
sum += index + 1
|
||||
} else if (c < 0) {
|
||||
println("index ${index+1} are in the wrong order!")
|
||||
} else {
|
||||
println("they're the same??")
|
||||
}
|
||||
}
|
||||
println("the sum of correctly ordered pair indices is $sum")
|
||||
reader.close()
|
||||
|
||||
reader = file.bufferedReader()
|
||||
println("part 2!")
|
||||
val rows = sequence {
|
||||
yieldAll(reader.lineSequence())
|
||||
yield("[[6]]")
|
||||
yield("[[2]]")
|
||||
}
|
||||
.filter { it.isNotEmpty() }
|
||||
.map { parsePacket(it) }
|
||||
.sortedWith { a: Packet, b: Packet -> compare(a,b) }
|
||||
.toList()
|
||||
.asReversed()
|
||||
|
||||
var decoderKey = 1
|
||||
rows.forEachIndexed { index, packet: Packet ->
|
||||
if (compare(packet, parsePacket("[[6]]"))==0) {
|
||||
decoderKey *= index+1
|
||||
} else if (compare(packet, parsePacket("[[2]]"))==0) {
|
||||
decoderKey *= index+1
|
||||
}
|
||||
//println(packet)
|
||||
}
|
||||
println("decoder key is $decoderKey")
|
||||
reader.close()
|
||||
|
||||
}
|
||||
|
||||
fun compare(left: Packet, right: Packet): Int {
|
||||
if (left is IntPacket && right is IntPacket) {
|
||||
//println("$left and $right are both ints!")
|
||||
|
||||
return right.value - left.value
|
||||
} else if (left is ListPacket && right is ListPacket) {
|
||||
//println("$left and $right are both listpackets!")
|
||||
for (i in 0..<max(left.contents.count(), right.contents.count())) {
|
||||
if (i >= left.contents.count()) {
|
||||
return 1
|
||||
} else if (i >= right.contents.count()) {
|
||||
return -1
|
||||
}
|
||||
val comparison = compare(left.contents[i], right.contents[i])
|
||||
if (comparison != 0) {
|
||||
return comparison
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
} else if (left is ListPacket && right is IntPacket) {
|
||||
//println("converting $right to a listpacket!")
|
||||
return compare(left, ListPacket(contents = mutableListOf(right)))
|
||||
} else if (left is IntPacket && right is ListPacket) {
|
||||
//println("converting $left to a listpacket!")
|
||||
return compare(ListPacket(contents = mutableListOf(left)), right)
|
||||
}
|
||||
|
||||
return 0
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user