package advent2023

internal const val MAX_RED_CUBES = 12

internal const val MAX_GREEN_CUBES = 13

internal const val MAX_BLUE_CUBES = 14

internal const val RED = "red"

internal const val GREEN = "green"

internal const val BLUE = "blue"

internal data class Game(

val id: Int, val draws: List<Map<String, Int>>

)

class Day02(private val input: List<String>) {

fun solvePart1(): Int {

return input

.map { gameData -> parseGameData(gameData = gameData) }

.filter { game ->

game.draws.all {

it[RED]!! <= MAX_RED_CUBES && it[GREEN]!! <= MAX_GREEN_CUBES && it[BLUE]!! <= MAX_BLUE_CUBES

}

}.sumOf { it.id }

}

fun solvePart2(): Int {

val powers =

input

.asSequence()

.map { gameData -> parseGameData(gameData = gameData) }

.map { game -> game.draws }

.map { gameDraws ->

val maxValues = mutableMapOf<String, Int>()

for (draws in gameDraws) {

for ((key, value) in draws) {

maxValues[key] = maxOf(maxValues[key] ?: Int.MIN_VALUE, value)

}

}

maxValues

}.map { it.values.toList() }

.map {

it.reduce { acc, element -> acc * element }

}.toList()

return powers.sum()

}

private fun parseGameData(gameData: String): Game {

val (gameIdText, gameDrawsText) = gameData.split(":")

val gameIdRegex = Regex("\\d+")

val gameIdMatch = gameIdRegex.find(gameIdText)

val gameId = gameIdMatch!!.value.toInt()

val gameDraws = gameDrawsText.split(";").map { it.trim().split(", ") }.map { entries ->

val colorCountMap = mutableMapOf(GREEN to 0, RED to 0, BLUE to 0)

entries.forEach { entry ->

val (count, color) = entry.split(" ")

colorCountMap[color] = count.toInt()

}

colorCountMap

}

return Game(gameId, gameDraws)

}

}

fun main() {

val input = Resources.resourceAsListOfString("advent2023/day02.txt")

val day02 = Day02(input = input)

println("Part 1 Solution: ${day02.solvePart1()}")

println("Part 1 Solution: ${day02.solvePart2()}")

}

Game 1: 13 red, 18 green; 5 green, 3 red, 5 blue; 5 green, 9 red, 6 blue; 3 blue, 3 green

Game 2: 2 green, 3 blue, 5 red; 9 green, 4 red, 2 blue; 4 green, 3 blue; 2 blue, 3 red; 5 red, 3 blue, 9 green; 9 green, 5 red, 2 blue

Game 3: 12 green, 3 red, 3 blue; 2 blue, 5 green, 2 red; 2 red, 3 blue, 11 green; 2 red, 8 green, 7 blue

Game 4: 1 green, 2 blue; 7 green, 13 red; 2 blue, 5 green, 7 red; 6 green, 2 red

Game 5: 6 blue, 4 green; 8 blue, 7 green; 1 red, 10 blue

Game 6: 4 red, 4 blue, 2 green; 8 green, 1 blue, 8 red; 9 green, 1 red, 3 blue

Game 7: 3 red, 12 green, 4 blue; 1 blue, 3 red, 6 green; 4 blue, 3 red, 15 green; 11 green, 2 blue, 2 red

Game 8: 13 blue, 7 green, 8 red; 5 green, 8 blue, 2 red; 5 red, 6 blue, 7 green; 6 green, 6 red, 3 blue; 7 blue, 8 red, 6 green

Game 9: 4 blue, 1 green, 4 red; 16 red, 1 green, 7 blue; 11 red, 3 green, 7 blue

Game 10: 5 green, 1 red; 5 green, 3 blue; 1 red, 7 green, 3 blue; 1 blue, 6 green; 2 green, 4 blue

Game 11: 10 green, 2 blue, 2 red; 14 green, 1 blue, 3 red; 13 green; 3 green, 2 red; 3 red, 1 blue, 2 green; 1 red, 10 green, 2 blue

Game 12: 9 green, 2 blue; 11 green, 1 blue; 2 red, 1 blue; 1 blue, 2 red, 3 green; 1 blue, 2 red, 3 green

Game 13: 11 blue, 3 red, 8 green; 9 red, 7 blue; 7 blue, 4 red

Game 14: 17 blue, 2 red; 1 green, 13 blue, 1 red; 4 blue, 1 red, 4 green; 2 blue, 5 red, 13 green; 3 blue, 4 green, 6 red; 9 green, 14 blue, 6 red

Game 15: 7 green, 2 blue, 3 red; 4 red, 18 green; 8 green, 1 blue; 3 red, 15 green, 2 blue; 1 red, 15 green; 9 green, 3 red, 1 blue

Game 16: 10 red, 19 blue, 5 green; 12 red, 5 blue; 6 red, 3 green, 14 blue; 8 red, 10 blue, 6 green; 7 green, 10 red, 17 blue

Game 17: 3 green, 3 red, 1 blue; 3 blue, 1 green, 2 red; 4 green, 3 red, 2 blue

Game 18: 1 red, 2 blue; 1 green, 4 blue; 1 blue; 5 blue; 1 green, 3 red, 6 blue

Game 19: 3 blue, 5 red, 8 green; 10 red, 6 blue, 11 green; 5 blue, 7 red, 8 green; 9 blue, 6 green, 5 red; 8 red, 12 green, 8 blue; 1 blue, 5 green, 10 red

Game 20: 16 blue, 2 green; 10 green, 1 red, 4 blue; 13 green, 5 red, 9 blue

Game 21: 1 blue, 1 green, 14 red; 2 blue; 5 green, 1 blue; 2 green, 11 red; 2 red, 4 green; 2 green, 16 red

Game 22: 1 green, 10 red, 4 blue; 1 green, 4 blue, 8 red; 2 blue, 8 red; 4 green, 14 red; 1 blue, 5 red, 2 green

Game 23: 17 green, 3 red, 16 blue; 9 green, 15 red; 3 red, 8 blue, 15 green

Game 24: 1 green, 1 blue; 2 blue, 1 green, 2 red; 3 green, 1 blue, 1 red; 3 blue, 1 red; 2 green, 5 blue

Game 25: 11 red, 2 green; 7 red, 6 green; 10 red, 1 blue, 8 green; 8 green, 4 red; 6 green, 10 red; 2 blue, 7 red

Game 26: 2 green, 2 blue, 8 red; 1 blue, 1 red, 6 green; 9 red, 6 green, 2 blue

Game 27: 5 red, 7 blue, 3 green; 3 blue, 1 red; 1 green, 1 red, 9 blue

Game 28: 17 red, 5 green, 10 blue; 3 red, 14 blue, 1 green; 11 blue, 11 green

Game 29: 16 red, 4 green, 4 blue; 3 green, 5 blue, 11 red; 7 blue, 8 red, 1 green; 1 green, 10 red, 4 blue; 2 green, 4 blue, 8 red

Game 30: 3 green, 6 blue; 18 green, 3 blue; 14 green, 11 blue; 7 blue, 2 red, 17 green; 1 red, 12 green, 7 blue

Game 31: 11 red, 2 green, 3 blue; 10 green, 11 blue, 15 red; 12 green, 17 blue, 5 red; 5 green, 2 red, 12 blue; 13 blue, 13 green, 4 red

Game 32: 4 red, 2 blue, 5 green; 7 blue, 15 red; 11 blue, 4 green, 8 red

Game 33: 18 blue, 3 green, 3 red; 3 green, 6 red; 2 blue, 4 red, 1 green; 3 green, 5 red, 3 blue

Game 34: 5 red, 2 blue, 16 green; 9 red, 10 blue, 3 green; 8 red, 10 green, 13 blue

Game 35: 7 blue, 5 red; 3 red, 1 blue; 4 blue, 7 red, 1 green; 4 red, 4 blue, 1 green; 3 blue, 7 red; 4 red, 1 green, 3 blue

Game 36: 14 blue; 10 blue, 1 green; 10 blue, 4 green; 4 blue, 1 green, 1 red; 1 red, 6 blue, 4 green; 1 green, 1 red, 11 blue

Game 37: 8 red, 13 green, 5 blue; 11 red, 16 green, 8 blue; 2 green, 10 blue, 11 red

Game 38: 2 red, 1 blue, 10 green; 7 red, 6 blue, 14 green; 18 red, 1 blue, 5 green; 5 green, 5 blue, 13 red; 14 red, 5 green; 15 green, 13 red, 2 blue

Game 39: 1 blue, 5 red; 9 red, 9 green; 4 blue, 10 green, 4 red; 3 green, 11 red, 1 blue; 2 green, 11 red, 4 blue

Game 40: 9 blue, 4 green; 12 green, 1 red; 2 red, 15 green, 10 blue

Game 41: 1 blue, 14 red, 12 green; 16 green, 2 blue, 3 red; 6 green, 9 red

Game 42: 4 green, 13 red, 9 blue; 9 green, 9 red, 4 blue; 7 blue, 10 red, 9 green; 4 green, 18 blue, 14 red; 9 blue, 7 green, 2 red

Game 43: 7 red, 6 blue; 4 green; 3 red, 6 green; 7 blue, 6 green, 8 red; 9 green, 7 blue, 7 red; 5 blue, 5 green, 6 red

Game 44: 5 red, 8 blue; 2 red, 5 green; 6 green, 11 blue, 2 red; 1 green, 1 blue, 2 red

Game 45: 3 blue, 7 green, 1 red; 5 red, 1 blue; 2 blue, 3 red; 8 green, 5 red

Game 46: 4 red, 4 blue, 17 green; 1 blue, 5 green, 1 red; 1 red, 1 blue, 7 green; 18 green, 7 blue

Game 47: 14 red, 3 green, 2 blue; 4 green, 4 red, 2 blue; 13 red, 1 blue

Game 48: 5 red, 12 blue, 2 green; 3 blue, 1 red, 2 green; 10 blue, 7 red

Game 49: 6 blue, 11 red; 11 red, 17 blue, 11 green; 16 blue, 12 green, 6 red

Game 50: 12 blue, 3 green, 1 red; 3 green, 10 blue, 3 red; 11 blue, 3 red

Game 51: 12 green, 1 blue, 8 red; 6 blue, 1 green, 9 red; 17 red, 5 blue; 7 blue, 9 green, 9 red; 13 green, 10 red, 2 blue

Game 52: 5 blue, 1 green; 1 red, 1 green, 3 blue; 8 blue, 1 green; 1 green, 7 blue; 3 blue; 1 red, 6 blue

Game 53: 11 green, 5 red; 16 green, 6 blue; 4 red, 19 green, 4 blue

Game 54: 6 green, 4 blue, 8 red; 7 red, 6 green, 5 blue; 5 blue, 4 red; 5 blue, 14 red

Game 55: 11 blue, 1 green; 2 red, 5 blue, 1 green; 10 blue, 1 green; 11 blue; 2 green, 2 red, 5 blue

Game 56: 1 red, 9 blue, 1 green; 2 red, 8 blue; 1 green, 9 blue, 10 red; 5 blue, 1 green; 15 blue, 1 red; 12 blue, 4 red

Game 57: 1 green, 17 blue; 10 blue, 2 green; 2 red, 16 blue; 6 green, 15 blue; 5 green; 2 red, 1 green

Game 58: 2 blue, 4 green, 2 red; 5 blue; 5 red, 3 green, 2 blue; 5 red, 2 green, 5 blue; 7 green, 3 red, 4 blue; 4 red

Game 59: 8 blue, 2 red, 2 green; 15 blue, 1 green, 4 red; 9 blue, 1 red; 3 green, 5 red, 5 blue

Game 60: 3 red, 2 blue, 6 green; 1 red, 5 green; 2 blue, 10 green; 6 green, 2 red

Game 61: 6 green, 4 blue; 1 red, 4 blue, 15 green; 1 blue, 16 green, 3 red; 6 red, 12 green, 2 blue; 3 red, 14 green, 1 blue; 3 red, 2 blue, 9 green

Game 62: 1 green, 2 red; 4 red; 1 green, 4 red, 1 blue; 1 red, 1 blue, 1 green

Game 63: 8 green, 4 red, 4 blue; 5 red, 4 blue, 8 green; 3 green, 1 blue

Game 64: 5 blue, 2 green, 5 red; 3 green, 2 blue, 1 red; 6 blue, 2 red, 1 green; 2 green, 2 blue, 3 red; 3 blue, 1 red

Game 65: 2 red, 7 green, 5 blue; 8 blue, 3 green, 4 red; 1 red, 6 green, 1 blue

Game 66: 1 green, 6 red; 5 red, 1 green, 1 blue; 4 red, 1 blue, 1 green; 1 blue, 2 red, 1 green; 1 blue, 5 red; 1 blue, 8 red

Game 67: 6 red, 8 blue, 8 green; 5 green, 2 red, 10 blue; 4 red, 1 green; 7 blue, 2 green

Game 68: 7 green, 9 red, 15 blue; 4 green, 6 red, 3 blue; 1 blue, 5 green, 4 red; 9 green, 14 red, 6 blue; 8 blue, 15 red, 4 green; 7 green, 14 blue, 6 red

Game 69: 4 green; 2 blue; 4 green, 8 blue, 11 red; 3 green, 9 red, 4 blue; 1 red, 2 blue; 2 green, 5 blue, 11 red

Game 70: 6 blue, 16 green, 4 red; 6 green, 13 red, 2 blue; 7 green, 1 red, 2 blue; 8 green, 4 blue, 1 red; 10 red, 11 green

Game 71: 6 blue, 7 red; 10 blue, 2 green, 4 red; 12 red, 10 blue, 1 green

Game 72: 13 red, 13 blue; 6 red, 10 blue, 7 green; 3 blue, 5 green, 4 red; 8 green, 9 blue

Game 73: 1 red, 1 green, 8 blue; 1 green, 8 blue; 2 green, 6 blue; 2 blue; 1 red, 12 blue; 12 blue, 3 green

Game 74: 2 blue, 1 green, 1 red; 3 blue, 1 red, 1 green; 3 blue, 2 red; 3 blue, 1 red; 1 green

Game 75: 10 red, 1 green, 4 blue; 12 red, 11 blue, 9 green; 18 green, 14 red, 5 blue

Game 76: 4 blue, 3 green, 11 red; 4 blue, 1 green, 12 red; 11 blue, 2 green, 4 red; 2 blue, 2 green, 11 red; 12 red, 1 blue; 4 red, 2 green, 15 blue

Game 77: 2 red, 10 blue, 6 green; 6 blue, 2 red, 8 green; 1 red, 9 green, 7 blue

Game 78: 3 green, 10 red; 2 blue, 4 red, 3 green; 8 red, 3 blue, 4 green; 1 blue, 7 red

Game 79: 4 green, 2 red; 2 red, 14 green; 1 blue, 5 green, 8 red; 4 red, 20 green; 3 green, 1 blue, 8 red; 4 green, 1 blue

Game 80: 2 green; 3 green, 13 red, 10 blue; 6 blue, 10 red, 1 green; 10 green, 12 red, 3 blue; 10 blue, 17 red, 5 green; 8 red, 2 blue, 6 green

Game 81: 4 green, 2 blue, 4 red; 16 red, 1 blue, 20 green; 7 blue, 10 red, 9 green; 7 blue, 2 green, 14 red

Game 82: 4 blue, 8 green, 5 red; 14 red, 8 blue, 1 green; 11 red, 13 green

Game 83: 2 blue, 2 green, 10 red; 10 green, 4 red, 3 blue; 11 green, 14 red, 4 blue; 2 blue, 11 red; 3 blue, 1 green, 4 red

Game 84: 12 blue, 9 green, 10 red; 1 red, 6 green, 4 blue; 7 red, 3 green, 16 blue; 3 green, 3 blue

Game 85: 2 red, 4 blue; 4 blue, 1 green, 6 red; 9 blue, 1 red; 1 green, 4 blue, 10 red; 5 green, 7 red, 17 blue

Game 86: 2 red, 3 blue, 1 green; 2 blue, 2 red, 2 green; 10 blue, 2 green; 5 green, 4 red, 6 blue

Game 87: 1 red, 7 blue, 9 green; 3 green, 2 blue; 1 red, 4 blue, 10 green; 10 green, 7 blue, 1 red; 6 blue, 9 green; 9 blue, 7 green, 1 red

Game 88: 1 blue, 14 red, 9 green; 4 green, 9 red; 8 green, 1 blue, 10 red

Game 89: 13 red, 1 green; 2 blue, 10 red; 1 green, 3 blue, 13 red; 1 green, 14 red, 3 blue; 2 green, 6 red; 1 green, 12 red

Game 90: 1 red, 2 blue, 9 green; 1 blue, 3 red, 2 green; 10 green, 9 red; 1 red, 9 green, 4 blue; 3 blue, 13 green, 13 red

Game 91: 2 red, 8 green, 8 blue; 3 green, 2 red, 6 blue; 5 green, 4 red

Game 92: 8 green, 12 blue, 4 red; 7 red, 4 green; 4 blue, 7 green, 7 red; 7 blue, 5 green

Game 93: 1 green, 1 red, 2 blue; 3 green, 1 red, 3 blue; 1 red, 8 blue; 1 green, 13 blue; 1 red, 4 blue, 4 green

Game 94: 2 blue, 7 red, 17 green; 2 green, 1 blue, 5 red; 3 blue, 7 green, 1 red; 6 red, 1 blue, 1 green; 1 green, 1 blue, 1 red

Game 95: 4 blue, 3 green, 4 red; 17 red, 2 blue; 6 blue, 16 green, 15 red; 7 blue, 17 green; 1 red, 3 green, 3 blue; 7 red, 14 green, 4 blue

Game 96: 6 red, 3 blue; 7 green, 5 blue, 10 red; 9 green, 1 blue; 6 blue, 1 red, 12 green; 3 blue, 10 green

Game 97: 3 green, 1 red, 13 blue; 1 red, 8 green, 2 blue; 1 green, 2 blue, 2 red; 1 red, 4 green, 9 blue

Game 98: 1 green, 8 red, 7 blue; 8 blue, 8 red, 3 green; 1 blue, 2 red; 4 red, 7 blue; 3 green, 3 blue, 3 red

Game 99: 9 blue, 14 red; 3 blue, 10 red, 5 green; 3 blue, 3 green, 6 red

Game 100: 12 blue, 2 green; 2 green, 4 red, 13 blue; 9 blue, 1 red, 2 green; 2 green, 3 red, 1 blue

package advent2023

import org.assertj.core.api.Assertions.assertThat

import org.junit.jupiter.api.Test

class Day02Test {

private val input = Resources.resourceAsListOfString("advent2023/day02.txt")

@Test

fun `test part 1`() {

val sut = Day02(input = input)

assertThat(sut.solvePart1()).isEqualTo(8)

sut.solvePart1()

}

@Test

fun `test part 2`() {

val sut = Day02(input = input)

assertThat(sut.solvePart2()).isEqualTo(2286)

sut.solvePart2()

}

}

Game 1: 3 blue, 4 red; 1 red, 2 green, 6 blue; 2 green

Game 2: 1 blue, 2 green; 3 green, 4 blue, 1 red; 1 green, 1 blue

Game 3: 8 green, 6 blue, 20 red; 5 blue, 4 red, 13 green; 5 green, 1 red

Game 4: 1 green, 3 red, 6 blue; 3 green, 6 red; 3 green, 15 blue, 14 red

Game 5: 6 red, 1 blue, 3 green; 2 blue, 1 red, 2 green