Day20 Part2 WIP
This commit is contained in:
parent
7961849040
commit
ce5d071d3c
|
@ -11,9 +11,8 @@
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||||||
</component>
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</component>
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||||||
<component name="ChangeListManager">
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<component name="ChangeListManager">
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||||||
<list default="true" id="400bdf61-8921-41d3-8f98-a0a1b0877f46" name="Default Changelist" comment="">
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<list default="true" id="400bdf61-8921-41d3-8f98-a0a1b0877f46" name="Default Changelist" comment="">
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||||||
<change afterPath="$PROJECT_DIR$/day20/day20.go" afterDir="false" />
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||||||
<change afterPath="$PROJECT_DIR$/day20/day20Test.txt" afterDir="false" />
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||||||
<change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
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<change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
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||||||
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<change beforePath="$PROJECT_DIR$/day20/day20.go" beforeDir="false" afterPath="$PROJECT_DIR$/day20/day20.go" afterDir="false" />
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</list>
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</list>
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||||||
<option name="SHOW_DIALOG" value="false" />
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<option name="SHOW_DIALOG" value="false" />
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||||||
<option name="HIGHLIGHT_CONFLICTS" value="true" />
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<option name="HIGHLIGHT_CONFLICTS" value="true" />
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@ -178,7 +177,7 @@
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||||||
<configuration name="go build day20.go" type="GoApplicationRunConfiguration" factoryName="Go Application" nameIsGenerated="true">
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<configuration name="go build day20.go" type="GoApplicationRunConfiguration" factoryName="Go Application" nameIsGenerated="true">
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<module name="AoC2020" />
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<module name="AoC2020" />
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<working_directory value="$PROJECT_DIR$/day20" />
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<working_directory value="$PROJECT_DIR$/day20" />
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||||||
<parameters value="day20Input.txt" />
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<parameters value="day20Test.txt" />
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||||||
<kind value="FILE" />
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<kind value="FILE" />
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<filePath value="$PROJECT_DIR$/day20/day20.go" />
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<filePath value="$PROJECT_DIR$/day20/day20.go" />
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<package value="AoC2020" />
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<package value="AoC2020" />
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@ -312,11 +311,11 @@
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||||||
<option name="oldMeFiltersMigrated" value="true" />
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<option name="oldMeFiltersMigrated" value="true" />
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||||||
</component>
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</component>
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||||||
<component name="WindowStateProjectService">
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<component name="WindowStateProjectService">
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||||||
<state x="351" y="0" width="1092" height="1040" key="#com.intellij.execution.impl.EditConfigurationsDialog" timestamp="1608477052965">
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<state x="351" y="0" width="1092" height="1040" key="#com.intellij.execution.impl.EditConfigurationsDialog" timestamp="1608485205303">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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||||||
</state>
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</state>
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||||||
<state x="-1472" y="103" key="#com.intellij.execution.impl.EditConfigurationsDialog/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607019292652" />
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<state x="-1472" y="103" key="#com.intellij.execution.impl.EditConfigurationsDialog/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607019292652" />
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||||||
<state x="351" y="0" width="1092" height="1040" key="#com.intellij.execution.impl.EditConfigurationsDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608477052965" />
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<state x="351" y="0" width="1092" height="1040" key="#com.intellij.execution.impl.EditConfigurationsDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608485205303" />
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||||||
<state x="661" y="322" key="#com.intellij.fileTypes.FileTypeChooser" timestamp="1606836882379">
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<state x="661" y="322" key="#com.intellij.fileTypes.FileTypeChooser" timestamp="1606836882379">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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@ -325,26 +324,26 @@
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<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state x="739" y="287" key="FileChooserDialogImpl/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1607278759015" />
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<state x="739" y="287" key="FileChooserDialogImpl/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1607278759015" />
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<state width="1172" height="347" key="GridCell.Tab.0.bottom" timestamp="1608480561089">
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<state width="1171" height="347" key="GridCell.Tab.0.bottom" timestamp="1608491816624">
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<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state width="1877" height="386" key="GridCell.Tab.0.bottom/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629475" />
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<state width="1877" height="386" key="GridCell.Tab.0.bottom/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629475" />
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<state width="1172" height="347" key="GridCell.Tab.0.bottom/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608480561089" />
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<state width="1171" height="347" key="GridCell.Tab.0.bottom/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608491816624" />
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<state width="1172" height="347" key="GridCell.Tab.0.center" timestamp="1608480561089">
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<state width="1171" height="347" key="GridCell.Tab.0.center" timestamp="1608491816624">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state width="1877" height="386" key="GridCell.Tab.0.center/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629474" />
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<state width="1877" height="386" key="GridCell.Tab.0.center/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629474" />
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||||||
<state width="1172" height="347" key="GridCell.Tab.0.center/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608480561089" />
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<state width="1171" height="347" key="GridCell.Tab.0.center/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608491816624" />
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<state width="1172" height="347" key="GridCell.Tab.0.left" timestamp="1608480561089">
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<state width="1171" height="347" key="GridCell.Tab.0.left" timestamp="1608491816624">
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<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state width="1877" height="386" key="GridCell.Tab.0.left/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629474" />
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<state width="1877" height="386" key="GridCell.Tab.0.left/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629474" />
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||||||
<state width="1172" height="347" key="GridCell.Tab.0.left/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608480561089" />
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<state width="1171" height="347" key="GridCell.Tab.0.left/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608491816624" />
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||||||
<state width="1172" height="347" key="GridCell.Tab.0.right" timestamp="1608480561089">
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<state width="1171" height="347" key="GridCell.Tab.0.right" timestamp="1608491816624">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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||||||
</state>
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</state>
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<state width="1877" height="386" key="GridCell.Tab.0.right/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629475" />
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<state width="1877" height="386" key="GridCell.Tab.0.right/-1920.0.1920.1040/0.0.1920.1040@-1920.0.1920.1040" timestamp="1607708629475" />
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||||||
<state width="1172" height="347" key="GridCell.Tab.0.right/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608480561089" />
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<state width="1171" height="347" key="GridCell.Tab.0.right/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608491816624" />
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||||||
<state x="782" y="240" key="RollbackChangesDialog" timestamp="1608474837005">
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<state x="782" y="240" key="RollbackChangesDialog" timestamp="1608474837005">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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@ -353,21 +352,21 @@
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<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state x="461" y="165" key="SettingsEditor/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1607081830252" />
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<state x="461" y="165" key="SettingsEditor/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1607081830252" />
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||||||
<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.FileHistoryDialog" timestamp="1607705394476">
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<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.FileHistoryDialog" timestamp="1608488889272">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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</state>
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<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.FileHistoryDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1607705394476" />
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<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.FileHistoryDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608488889272" />
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||||||
<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.SelectionHistoryDialog" timestamp="1608112646663">
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<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.SelectionHistoryDialog" timestamp="1608488889272">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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||||||
</state>
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</state>
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||||||
<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.SelectionHistoryDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608112646663" />
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<state x="92" y="92" width="1736" height="856" key="com.intellij.history.integration.ui.views.SelectionHistoryDialog/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608488889272" />
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||||||
<state x="593" y="141" width="585" height="801" key="find.popup" timestamp="1608475300269">
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<state x="593" y="141" width="585" height="801" key="find.popup" timestamp="1608483030515">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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||||||
</state>
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</state>
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||||||
<state x="593" y="141" width="585" height="801" key="find.popup/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608475300269" />
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<state x="593" y="141" width="585" height="801" key="find.popup/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608483030515" />
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||||||
<state x="623" y="225" width="672" height="678" key="search.everywhere.popup" timestamp="1608045273455">
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<state x="623" y="225" width="672" height="678" key="search.everywhere.popup" timestamp="1608484725602">
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||||||
<screen x="0" y="0" width="1920" height="1040" />
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<screen x="0" y="0" width="1920" height="1040" />
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||||||
</state>
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</state>
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||||||
<state x="623" y="225" width="672" height="678" key="search.everywhere.popup/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608045273455" />
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<state x="623" y="225" width="672" height="678" key="search.everywhere.popup/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608484725602" />
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||||||
</component>
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</component>
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||||||
</project>
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</project>
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202
day20/day20.go
202
day20/day20.go
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@ -9,11 +9,12 @@ import (
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"strings"
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"strings"
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)
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)
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var lineBreak = "\n"
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var lineBreak = "\r\n"
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type tile struct {
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type tile struct {
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neighbourID [4]int
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neighbourID [4]int
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edges [4]string
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edges [4]string
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picture []string
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}
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}
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func main() {
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func main() {
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@ -23,28 +24,138 @@ func main() {
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fmt.Println(err)
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fmt.Println(err)
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}
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}
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tileInput := strings.Split(input, lineBreak+lineBreak)
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tileInput := strings.Split(input, lineBreak+lineBreak)
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fmt.Println(len(tileInput))
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tiles := getTiles(tileInput)
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tiles := getTiles(tileInput)
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corners := findCorners(tiles)
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var tilesWithNeighbours = make(map[int]tile)
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fmt.Println(corners)
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for id,tile := range tiles {
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product := corners[0]
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tilesWithNeighbours[id] = getNeighboursForTile(id,tile,tiles)
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for _,val := range corners[1:]{
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}
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product *= val
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var corners = make(map[int]tile)
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for key, tile := range tilesWithNeighbours {
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pictureEdges := 0
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for _, val := range tile.neighbourID{
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if val == 0 {
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pictureEdges++
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}
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}
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if pictureEdges == 2 {
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corners[key] = tile
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}
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}
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product := 1
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for key,_ := range corners {
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product *= key
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}
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}
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fmt.Println(product)
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fmt.Println(product)
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var picture = make(map[[2]int]int)
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picture = getPictureStep(1951,tilesWithNeighbours,[]int{},picture,[2]int{0,0})
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fmt.Println(picture)
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}
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}
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func getTiles(input []string) map[int][4]string{
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func getPicture(corners map[int]tile, allTiles map[int]tile) map[[2]int]int {
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var tiles = make(map[int][4]string)
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var picture = make(map[[2]int]int)
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//len := math.Sqrt(float64(len(allTiles)))
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fmt.Printf("HI %v \n", getSomeTile(corners))
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currentTileId := 1951
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currentTile := corners[currentTileId]
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picture[[2]int{0,0}] = currentTileId
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fmt.Println(currentTile.neighbourID)
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fmt.Println(currentTile.edges)
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printPicture(currentTile.picture)
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return picture
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}
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func getPictureStep(currentTile int,allTiles map[int]tile,visitedTiles []int, picture map[[2]int]int,position [2]int) map[[2]int]int{
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for len(visitedTiles) < len(allTiles){
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picture[position] = currentTile
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visitedTiles = append(visitedTiles,currentTile)
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nextTile := 0
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for i, val := range allTiles[currentTile].neighbourID {
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if val != 0 && !contains(val,visitedTiles){
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nextTile = val
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switch i {
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case 0: position = [2]int{position[0],position[1]+1}
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case 1: position = [2]int{position[0]+1,position[1]}
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case 2: position = [2]int{position[0],position[1]-1}
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case 3: position = [2]int{position[0]-1,position[1]}
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}
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}
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}
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currentTile = nextTile
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}
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return picture
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}
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func contains(elem int, array []int) bool{
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for _, val := range array{
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if val == elem{
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return true
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}
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}
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return false
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}
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func getSomeTile(m map[int]tile) int {
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for k := range m {
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return k
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}
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return 0
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}
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func printPicture(input[]string){
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for _, row := range input {
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fmt.Println(row)
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}
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fmt.Println()
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}
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func rotate(tile tile) tile{
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var newPicture [10][10]rune
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for i:= 0; i < len(tile.picture); i++ {
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for j:= 0; j < len(tile.picture); j++ {
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newPicture[i][j] = rune(tile.picture[len(tile.picture)-j-1][i]);
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}
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}
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var newNeighbourId [4]int
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newNeighbourId[0] = tile.neighbourID[3]
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for i,val := range tile.neighbourID[:2]{
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newNeighbourId[i+1] = val
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}
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tile.neighbourID = newNeighbourId
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for i,row := range newPicture {
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tile.picture[i] = string(row[:])
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}
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return tile
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}
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//0 horizontal
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//1 vertical
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func flip(tile tile, direction int) tile{
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var newPicture []string
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if direction == 0{
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for i := len(tile.picture); i >= 0; i--{
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newPicture = append(newPicture,tile.picture[i])
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}
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}
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if direction == 1{
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for _,val := range tile.picture {
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||||||
|
newPicture = append(newPicture,reverse(val))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
printPicture(newPicture)
|
||||||
|
tile.picture = newPicture
|
||||||
|
return tile
|
||||||
|
}
|
||||||
|
|
||||||
|
func getTiles(input []string) map[int]tile{
|
||||||
|
var tiles = make(map[int]tile)
|
||||||
for _, val := range input {
|
for _, val := range input {
|
||||||
id, edges := getTile(val)
|
id, tile := getTile(val)
|
||||||
fmt.Printf("ID:%v \n",id )
|
tiles[id] = tile
|
||||||
tiles[id] = edges
|
|
||||||
}
|
}
|
||||||
return tiles
|
return tiles
|
||||||
}
|
}
|
||||||
|
|
||||||
func getTile(input string) (int, [4]string) {
|
func getTile(input string) (int, tile) {
|
||||||
tilesRow := strings.Split(input, lineBreak)
|
tilesRow := strings.Split(input, lineBreak)
|
||||||
var edges [4]string
|
var edges [4]string
|
||||||
edges[0] = tilesRow[1]
|
edges[0] = tilesRow[1]
|
||||||
|
@ -55,42 +166,57 @@ func getTile(input string) (int, [4]string) {
|
||||||
}
|
}
|
||||||
r, _ := regexp.Compile("[0-9]{4}")
|
r, _ := regexp.Compile("[0-9]{4}")
|
||||||
number, _ := strconv.Atoi(r.FindString(tilesRow[0]))
|
number, _ := strconv.Atoi(r.FindString(tilesRow[0]))
|
||||||
return number, edges
|
return number, tile{[4]int{},edges, tilesRow[1:]}
|
||||||
}
|
}
|
||||||
|
|
||||||
func getAllEdges(tiles map[int][4]string, id int) []string{
|
func getAllPossibleEdgesForTile(tile tile, direction int) []string{
|
||||||
var edges []string
|
switch direction {
|
||||||
for key,val := range tiles {
|
case -1:
|
||||||
if key != id {
|
var edges [4]string
|
||||||
for _, edge := range val {
|
for i, edge := range tile.edges {
|
||||||
edges = append(edges, edge)
|
edges[i] = edge
|
||||||
edges = append(edges, reverse(edge))
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
return edges[:]
|
||||||
|
case 0:
|
||||||
|
return getAllPossibleEdgesForFlippedTile(tile,0)
|
||||||
|
case 1:
|
||||||
|
return getAllPossibleEdgesForFlippedTile(tile,1)
|
||||||
}
|
}
|
||||||
return edges
|
return []string{}
|
||||||
}
|
}
|
||||||
|
|
||||||
func findCorners(tiles map[int][4]string) []int{
|
func getAllPossibleEdgesForFlippedTile(tile tile, direction int) []string{
|
||||||
var cornerIds []int
|
var edges [4]string
|
||||||
for key,val := range tiles{
|
for i:= 0; i < len(tile.edges); i ++ {
|
||||||
edgesOfOtherTiles := getAllEdges(tiles,key)
|
if i % 2 == direction {
|
||||||
fmt.Printf("ID: %v, MatchingEdges: %v \n",key,countMatchingEges(edgesOfOtherTiles,val))
|
edges[i] = reverse(tile.edges[i])
|
||||||
if countMatchingEges(edgesOfOtherTiles,val) <= 2{
|
}else{
|
||||||
cornerIds= append(cornerIds,key)
|
edges[i] = reverse(tile.edges[i])
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
return cornerIds
|
return edges[:]
|
||||||
}
|
}
|
||||||
|
|
||||||
func countMatchingEges(allEdges []string, tileEdges [4]string) int{
|
func getNeighboursForTile(choosenTile int, tile tile, allTiles map[int]tile) tile{
|
||||||
count := 0
|
var idToPossibleEdges = make(map[int][]string)
|
||||||
for _, val := range tileEdges{
|
for id,tile := range allTiles {
|
||||||
if hasMatchingEdge(allEdges,val){
|
idToPossibleEdges[id] = getAllPossibleEdgesForTile(tile,-1)
|
||||||
count ++
|
idToPossibleEdges[id] = append(idToPossibleEdges[id],getAllPossibleEdgesForTile(tile,0)...)
|
||||||
|
idToPossibleEdges[id] = append(idToPossibleEdges[id],getAllPossibleEdgesForTile(tile,1)...)
|
||||||
|
}
|
||||||
|
for i, edge := range tile.edges {
|
||||||
|
tile.neighbourID[i] = getFittingTileForEdge(choosenTile,edge,idToPossibleEdges)
|
||||||
|
}
|
||||||
|
return tile
|
||||||
|
}
|
||||||
|
|
||||||
|
func getFittingTileForEdge(choosenTile int, edge string, idToPossibleEdges map[int][]string) int{
|
||||||
|
for id,edges := range idToPossibleEdges {
|
||||||
|
if choosenTile != id && hasMatchingEdge(edges,edge){
|
||||||
|
return id
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
return count
|
return 0
|
||||||
}
|
}
|
||||||
|
|
||||||
func hasMatchingEdge(edges []string, edge string) bool {
|
func hasMatchingEdge(edges []string, edge string) bool {
|
||||||
|
@ -109,3 +235,5 @@ func reverse(s string) string {
|
||||||
}
|
}
|
||||||
return string(runes)
|
return string(runes)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue
Block a user