dnutiu/aoc-2023
dnutiu/aoc-2023
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

🎄Advent of Code - Day 6 ✨part 2

Browse source
This commit is contained in:
Denis-Cosmin NUTIU 2023-12-06 12:30:29 +02:00
parent 4d189a1a28
commit 09d89a9562
1 changed files with 1 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
src/main/kotlin/AdventOfCode2023/day6/WaitForIt.kt
View file

@ -31,8 +31,7 @@ class WaitForIt : Puzzle("2023", "6") {
override fun partTwo() { override fun partTwo() {
listOf(Race(49787980, 298118510661181)).map { listOf(Race(49787980, 298118510661181)).map {
// here we transform a race into a list of all the possible combinations that we can have // here we transform a race into a list of all the possible combinations that we can have
(1..<it.raceTime).toList().parallelStream().map { time -> Race((it.raceTime - time)* time, it.distance) }.collect( (1..<it.raceTime).map { time -> Race((it.raceTime - time)* time, it.distance) }
Collectors.toList())
}.map { }.map {
// Here we filter out the losing races // Here we filter out the losing races
it.parallelStream().filter { it.raceTime > it.distance }.count() it.parallelStream().filter { it.raceTime > it.distance }.count()