27 lines
784 B
Scala
27 lines
784 B
Scala
object TPKa extends App {
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final val numbers = scala.collection.mutable.MutableList[Double]()
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final val in = new java.util.Scanner(System.in)
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while (numbers.length < CAPACITY) {
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print("enter a number: ")
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try {
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numbers += in.nextDouble()
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}
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catch {
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case _: Exception =>
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in.next()
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println("invalid input, try again")
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}
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}
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numbers reverseMap { x =>
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val fx = Math.pow(Math.abs(x), .5D) + 5D * (Math.pow(x, 3))
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if (fx < THRESHOLD)
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print("%8.3f -> %8.3f\n".format(x, fx))
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else
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print("%8.3f -> %s\n".format(x, Double.PositiveInfinity.toString))
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}
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private final val THRESHOLD = 400D
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private final val CAPACITY = 11
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}
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