advent-of-code/2021
advent-of-code/2021
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day(02): refactor

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Signed-off-by: Matej Focko <mfocko@redhat.com>
This commit is contained in:
Matej Focko 2021-12-04 15:54:39 +01:00
parent e3e721b6b4
commit 91aa2e41b7
1 changed files with 43 additions and 46 deletions
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7
src/day02/Day02.kt
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@ -6,7 +6,6 @@ enum class Command {
FORWARD, DOWN, UP FORWARD, DOWN, UP
} }
fun main() {
data class Position(val horizontal: Int = 0, val depth: Int = 0, val aim: Int = 0) data class Position(val horizontal: Int = 0, val depth: Int = 0, val aim: Int = 0)
data class Instruction(val type: Command, val value: Int) data class Instruction(val type: Command, val value: Int)
@ -23,9 +22,7 @@ fun main() {
throw IllegalArgumentException("Cannot parse instruction") throw IllegalArgumentException("Cannot parse instruction")
} }
fun toCommands(input: List<String>): List<Instruction> { fun toCommands(input: List<String>): List<Instruction> = input.map { parseInstruction(it) }
return input.map { parseInstruction(it) }
}
fun part1(input: List<Instruction>): Int { fun part1(input: List<Instruction>): Int {
val finalPosition = input.fold(Position()) { pos, instruction -> val finalPosition = input.fold(Position()) { pos, instruction ->
@ -52,7 +49,7 @@ fun main() {
return finalPosition.horizontal * finalPosition.depth return finalPosition.horizontal * finalPosition.depth
} }
fun main() {
val testInput = toCommands(readInput(2, "test_input")) val testInput = toCommands(readInput(2, "test_input"))
val input = toCommands(readInput(2, "input")) val input = toCommands(readInput(2, "input"))