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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Safe-addition/Scala/safe-addition.scala Normal file
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object SafeAddition extends App {
val (a, b) = (1.2, 0.03)
val result = safeAdd(a, b)
private def safeAdd(a: Double, b: Double) = Seq(stepDown(a + b), stepUp(a + b))
private def stepDown(d: Double) = Math.nextAfter(d, Double.NegativeInfinity)
private def stepUp(d: Double) = Math.nextUp(d)
println(f"($a%.2f + $b%.2f) is in the range ${result.head}%.16f .. ${result.last}%.16f")
}