fun main() {
    fun part1(input: List<String>): Int {
        val game = mapOf(
            "A X" to 1 + 3,
            "A Y" to 2 + 6,
            "A Z" to 3 + 0,
            "B X" to 1 + 0,
            "B Y" to 2 + 3,
            "B Z" to 3 + 6,
            "C X" to 1 + 6,
            "C Y" to 2 + 0,
            "C Z" to 3 + 3,
        )
        return input.sumOf { line ->
            game[line] ?: 0
        }
    }

    fun part2(input: List<String>): Int {
        val game = mapOf(
            "A X" to 3 + 0,
            "A Y" to 1 + 3,
            "A Z" to 2 + 6,
            "B X" to 1 + 0,
            "B Y" to 2 + 3,
            "B Z" to 3 + 6,
            "C X" to 2 + 0,
            "C Y" to 3 + 3,
            "C Z" to 1 + 6,
        )
        return input.sumOf { line ->
            game[line] ?: 0
        }
    }

    // test if implementation meets criteria from the description, like:
    val testInput = readInput("Day02_test")
    check(part1(testInput) == 15)
    check(part2(testInput) == 12)

    val input = readInput("Day02")
    println(part1(input))
    println(part2(input))
}
