13 lines
330 B
Kotlin
13 lines
330 B
Kotlin
// version 1.1.2
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fun stepDown(d: Double) = Math.nextAfter(d, Double.NEGATIVE_INFINITY)
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fun stepUp(d: Double) = Math.nextUp(d)
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fun safeAdd(a: Double, b: Double) = stepDown(a + b).rangeTo(stepUp(a + b))
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fun main(args: Array<String>) {
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val a = 1.2
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val b = 0.03
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println("($a + $b) is in the range ${safeAdd(a, b)}")
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}
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