> On Apr 6, 2016, at 12:16 PM, Dave Abrahams via swift-evolution > <[email protected]> wrote: > (0..<199).striding(by: -2) > > are even or odd.
(0..<199).striding(by: -2): 0..<199 == 0...198 Even (1..<199).striding(by: -2): 1..<199 == 1...198 Even (0..<198).striding(by: -2): 1..<198 == 0...197 Odd (1..<198).striding(by: -2): 1..<198 == 1...197 Odd -- E
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