18 lines
441 B
Kotlin
18 lines
441 B
Kotlin
fun main() {
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fun part1(input: List<Int>): Int {
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return input.windowed(2).count { it[0] < it[1] }
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}
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fun part2(input: List<Int>): Int {
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return part1(input.windowed(3).map { it.sum() }.toList())
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}
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val testInput = readInputAsInts("Day01_test")
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val input = readInputAsInts("Day01")
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check(part1(testInput) == 7)
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println(part1(input))
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check(part2(testInput) == 5)
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println(part2(input))
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}
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