38 lines
845 B
Kotlin
Executable file
38 lines
845 B
Kotlin
Executable file
#!/usr/bin/env kotlin
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import java.io.File
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import java.time.Instant
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import java.util.*
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val start = Instant.now()
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val tests = File("./input.txt").readLines().map {
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Pair(it.split(": ")[0], it.split(": ")[1])
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}.map {
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Pair(it.first.toLong(), it.second.split(" ").map { n -> n.toLong() })
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}
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var finalResult = 0L
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tests.forEach { (test, values) ->
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var results = LinkedList<Long>()
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results.add(values[0])
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for (i in 1..<values.size) {
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val iter = results.listIterator();
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while (iter.hasNext()) {
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val result = iter.next()
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iter.set(result * values[i])
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iter.add(result + values[i])
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}
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}
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if (test in results) {
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finalResult += test
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}
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}
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val time = (Instant.now().toEpochMilli() - start.toEpochMilli())
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println("Result: ${finalResult}\nTime: ${time}ms")
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