23 lines
679 B
Kotlin
23 lines
679 B
Kotlin
class Solution {
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data class BoxType(val boxes: Int, val units: Int)
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fun toBoxType(x: IntArray): BoxType = BoxType(x[0], x[1])
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fun maximumUnits(
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boxTypes: Array<IntArray>,
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truckSize: Int,
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): Int =
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boxTypes
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.map { toBoxType(it) }
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.sortedByDescending(BoxType::units)
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.fold(0 to 0) { acc, boxType ->
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if (acc.first < truckSize) {
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val count = minOf(truckSize - acc.first, boxType.boxes)
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(acc.first + count) to (acc.second + count * boxType.units)
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} else {
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acc
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}
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}
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.second
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}
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