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Use fold for folds

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Hubert Van De Walle 2021-12-13 20:10:52 +01:00
parent e014b32ab4
commit 76e670770e
1 changed files with 1 additions and 6 deletions
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7
2021/src/main/kotlin/Day13.kt
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@ -23,12 +23,7 @@ class Day13 : BaseDay() {
override fun part2(): String { override fun part2(): String {
val (nums, folds) = input() val (nums, folds) = input()
var all = nums.toSet() val all = folds.fold(nums.toSet()) { all, (axis, value) -> all.fold(axis, value.toInt()) }
folds.forEach { (axis, value) ->
all = all.fold(axis, value.toInt())
}
val res = StringBuilder() val res = StringBuilder()
for (y in 0..all.maxOf { it.y }) { for (y in 0..all.maxOf { it.y }) {
for (x in 0..all.maxOf { it.x }) { for (x in 0..all.maxOf { it.x }) {