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davbeck/Collection+Average.swift

Created September 30, 2019 14:28
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Collection+Average.swift
extension Collection where Element: FloatingPoint {
func average() -> Element {
return self.reduce(Element.zero, +) / Element(self.count)
}
}
extension Collection where Element: BinaryInteger {
func average() -> Double {
return Double(self.reduce(0, +)) / Double(self.count)
}
}
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