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December 24, 2022 17:32
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Day19 JR1
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| import scala.util.matching.Regex | |
| object Day19Robots2 extends App { | |
| val blueprintsRaw = scala.io.Source.fromFile("./Sources/Day19Robots_TEST.txt").getLines().toVector | |
| val blueprintPattern: Regex = """Blueprint ([0-9]+): Each ore robot costs ([0-9]+) ore. Each clay robot costs ([0-9]+) ore. Each obsidian robot costs ([0-9]+) ore and ([0-9]+) clay. Each geode robot costs ([0-9]+) ore and ([0-9]+) obsidian.""".r | |
| abstract class Resources { | |
| val ore: Int | |
| val clay: Int | |
| val obsidian: Int | |
| val geode: Int | |
| } | |
| case class RobotProduction(ore: Int, clay: Int, obsidian: Int, geode: Int) extends Resources { | |
| def addOreRobot: RobotProduction = RobotProduction(ore+1, clay, obsidian, geode) | |
| def addClayRobot: RobotProduction = RobotProduction(ore, clay+1, obsidian, geode) | |
| def addObsidianRobot: RobotProduction = RobotProduction(ore, clay, obsidian+1, geode) | |
| def addGeodeRobot: RobotProduction = RobotProduction(ore, clay, obsidian, geode+1) | |
| } | |
| case class RobotCost(ore: Int, clay: Int, obsidian: Int, geode: Int) extends Resources | |
| case class Storage(ore: Int, clay: Int, obsidian: Int, geode: Int) extends Resources { | |
| def +(other: Resources): Storage = Storage(ore + other.ore, clay + other.clay, obsidian + other.obsidian, geode + other.geode) | |
| def -(other: Resources): Storage = Storage(ore - other.ore, clay - other.clay, obsidian - other.obsidian, geode - other.geode) | |
| def canByRobot(rc: RobotCost): Boolean = if(ore - rc.ore >= 0 && clay - rc.clay >= 0 && obsidian - rc.obsidian >= 0 && geode - rc.geode >= 0) true else false | |
| def buyRobot(rc: RobotCost): Storage = this - rc | |
| } | |
| case class Blueprint(id: Int, oreCostOre: Int, clayCostOre: Int, obsCostOre: Int, obsCostClay: Int, geodeCostOre: Int, geodeCostObs: Int) { | |
| val oreRobotCost: RobotCost = RobotCost(oreCostOre,0,0,0) | |
| val clayRobotCost: RobotCost = RobotCost(clayCostOre,0,0,0) | |
| val obsidianRobotCost: RobotCost = RobotCost(obsCostOre,obsCostClay,0,0) | |
| val geodeRobotCost: RobotCost = RobotCost(geodeCostOre,0,geodeCostObs,0) | |
| } | |
| val blueprints: Vector[Blueprint] = blueprintsRaw.map(br => br match { | |
| case blueprintPattern(b, oreCostOre, clayCostOre, obsCostOre, obsCostClay, geodeCostOre, geodeCostObs) => | |
| Blueprint(b.toInt, oreCostOre.toInt, clayCostOre.toInt, obsCostOre.toInt, obsCostClay.toInt, geodeCostOre.toInt, geodeCostObs.toInt) | |
| }) | |
| //val maxTime: Int = 24 | |
| val maxTime: Int = 32 | |
| var maxGeodesInTime: scala.collection.mutable.Map[Int, Int] = scala.collection.mutable.Map() | |
| //var iii: Int = 0 | |
| var cache: scala.collection.mutable.Map[(Int, RobotProduction, Storage, Option[RobotCost]), Int] = scala.collection.mutable.Map() | |
| def getGeode(blueprint: Blueprint, currentTime: Int, currentRobotProduction: RobotProduction, currentStorage: Storage /*, traceStack: Vector[(Int, RobotProduction, Storage, Option[RobotCost])] */ ): Int /*(Int, Vector[(Int, RobotProduction, Storage, Option[RobotCost])])*/ = { | |
| val newStorage: Storage = currentStorage //+ currentRobotProduction | |
| /* | |
| val continue: Boolean = if( !(maxGeodesInTime.keySet contains currentTime) ) { | |
| maxGeodesInTime(currentTime) = newStorage.geode | |
| true | |
| } else if (maxGeodesInTime(currentTime) < newStorage.geode) { | |
| maxGeodesInTime(currentTime) = newStorage.geode | |
| true | |
| } else if (maxGeodesInTime(currentTime) > newStorage.geode) { | |
| false | |
| } else if (maxGeodesInTime(currentTime) == newStorage.geode) { | |
| true | |
| } else false | |
| */ | |
| if(currentTime == maxTime /*|| !continue*/) { | |
| //if(newStorage.geode == 22) { | |
| //println("here") | |
| //} else {} | |
| //(currentStorage.geode, traceStack) | |
| currentStorage.geode | |
| } else { | |
| val productionAndStorage: Vector[(RobotProduction, Storage, Option[RobotCost])] = Vector( | |
| if(currentStorage.canByRobot(blueprint.geodeRobotCost)) | |
| Some(( | |
| currentRobotProduction.addGeodeRobot, | |
| currentStorage.buyRobot(blueprint.geodeRobotCost), | |
| Some(blueprint.geodeRobotCost) | |
| )) | |
| else None, | |
| if(currentStorage.canByRobot(blueprint.obsidianRobotCost)) | |
| Some(( | |
| currentRobotProduction.addObsidianRobot, | |
| currentStorage.buyRobot(blueprint.obsidianRobotCost), | |
| Some(blueprint.obsidianRobotCost) | |
| )) | |
| else None, | |
| if(currentStorage.canByRobot(blueprint.clayRobotCost)) | |
| Some(( | |
| currentRobotProduction.addClayRobot, | |
| currentStorage.buyRobot(blueprint.clayRobotCost), | |
| Some(blueprint.clayRobotCost) | |
| )) | |
| else None, | |
| if(currentStorage.canByRobot(blueprint.oreRobotCost)) | |
| Some(( | |
| currentRobotProduction.addOreRobot, | |
| currentStorage.buyRobot(blueprint.oreRobotCost), | |
| Some(blueprint.oreRobotCost) | |
| )) | |
| else None, | |
| Some((currentRobotProduction, currentStorage, None)) // do nothing | |
| ).filter(_.isDefined).map(_.get) | |
| //val i = 1 | |
| //val newStorage2: Storage = currentStorage + currentRobotProduction | |
| productionAndStorage.map{case(prod, storage, cost) => | |
| //println("----------------------------------") | |
| //println( (traceStack :+ (currentTime+1, prod, storage + currentRobotProduction)).mkString("\n") ) | |
| //iii += 1 | |
| //universalStack.append((currentTime+1, prod, storage + currentRobotProduction, cost)) | |
| if( !(cache.keySet contains (currentTime+1, prod, storage + currentRobotProduction, cost)) ) { | |
| val mmm = getGeode(blueprint, currentTime+1, prod, storage + currentRobotProduction /*, traceStack :+ (currentTime+1, prod, storage + currentRobotProduction, cost)*/ ) | |
| cache( (currentTime+1, prod, storage + currentRobotProduction, cost) ) = mmm | |
| mmm | |
| } else { | |
| cache( (currentTime+1, prod, storage + currentRobotProduction, cost) ) | |
| } | |
| }.max // maxBy{a => a._1} | |
| } | |
| } | |
| //println(blueprints.mkString("\n")) | |
| //val b1 = blueprints(6) | |
| val xxx = blueprints.take(3).map(b => { | |
| println(s"Processing blueprint ${b.id}...") | |
| //val (maxGeode, trace) = getGeode(b1, 0, RobotProduction(1,0,0,0), Storage(0,0,0,0), Vector((0, RobotProduction(1,0,0,0), Storage(0,0,0,0), None)) ) | |
| val maxGeode = getGeode(b, 0, RobotProduction(1,0,0,0), Storage(0,0,0,0) ) | |
| cache = scala.collection.mutable.Map() | |
| maxGeodesInTime = scala.collection.mutable.Map() | |
| println(maxGeode) | |
| //println(trace.mkString("\n")) | |
| //println(iii) | |
| //println(cache.size) | |
| //println(cache.distinct.size) | |
| b.id * maxGeode | |
| }).sum | |
| println(s"Quality: ${xxx}") | |
| //println(trace.mkString("\n")) | |
| } |
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