NTimes.swift

extension SignedInteger {

    func times(_ each: () -> ()) {
        var count: Self = 0
        while (count < self) { each(); count = count + 1 }
    }
    
}

extension SignedInteger {

    func timesWithIndex(_ each: (Self) -> ()) {
        var count: Self = 0
        while (count < self) { each(count); count = count + 1 }
    }
    
}



5.timesWithIndex { i in
    print("hello", i)
}