advent-of-code/2021
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day(05): switch to constant

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Signed-off-by: Matej Focko <mfocko@redhat.com>
This commit is contained in:
Matej Focko 2021-12-06 10:34:59 +01:00
parent 67a18e2687
commit 1f6867dc98
1 changed files with 1 additions and 1 deletions
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src/day05/Day05.kt
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@ -48,7 +48,7 @@ fun readVector(input: String): Vector {
}
fun findOverlaps(input: List<Vector>): Int {
var points: MutableMap<Point, Int> = mutableMapOf()
val points: MutableMap<Point, Int> = mutableMapOf()
input
.flatMap { it.points }
.forEach { points[it] = 1 + points.getOrDefault(it, 0) }