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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Map-range/Swift/map-range.swift Normal file
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import Foundation
func mapRanges(_ r1: ClosedRange<Double>, _ r2: ClosedRange<Double>, to: Double) -> Double {
let num = (to - r1.lowerBound) * (r2.upperBound - r2.lowerBound)
let denom = r1.upperBound - r1.lowerBound
return r2.lowerBound + num / denom
}
for i in 0...10 {
print(String(format: "%2d maps to %5.2f", i, mapRanges(0...10, -1...0, to: Double(i))))
}