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//#Making Sequences work for you
//
//    今回のトピックはSwift2.0以降の`SequenceType`というプロトコルと、その内部的な動きについて紹介します。`class`や`struct`を`SequenceType`プロトコルに準拠させると、`for in`ループや`map`, `filter`などを使えるようになります。
//
//さあ、始めましょう！


struct Unique<T: Comparable> {
    private var backingStore: [T] = []

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public enum Prefecture: Int {
    case Hokkaido = 1, Aomori = 2, Iwate = 3, Miyagi = 4, Akita = 5,
    Yamagata = 6, Fukushima = 7, Ibaraki = 8, Tochigi = 9, Gunma = 10,
    Saitama = 11, Chiba = 12, Tokyo = 13, Kanagawa = 14, Niigata = 15,
    Toyama = 16, Ishikawa = 17, Fukui = 18, Yamanashi = 19, Nagano = 20,
    Gifu = 21, Shizuoka = 22, Aichi = 23, Mie = 24, Shiga = 25, Kyoto = 26,
    Osaka = 27, Hyogo = 28, Nara = 29, Wakayama = 30, Tottori = 31,
    Shimane = 32, Okayama = 33, Hiroshima = 34, Yamaguchi = 35, Tokushima = 36,
    Kagawa = 37, Ehime = 38, Kochi = 39, Fukuoka = 40, Saga = 41, Nagasaki = 42,
    Kumamoto = 43, Oita = 44, Miyazaki = 45, Kagoshima = 46, Okinawa = 47

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extension Array {
    private func reorderAndNormalized(swapElement indexA: Int, withElement indexB: Int, normalizeBlock: ((Int, Element) -> Element)) -> [Element]? {
        guard indexA >= 0 && indexA < count else { return nil }
        guard indexB >= 0 && indexB < count else { return nil }
        
        var newItems = self
        (newItems[indexA], newItems[indexB]) = (newItems[indexB], newItems[indexA])
        
        
        return newItems.enumerate().map { index, item in

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import Foundation
import CFNetwork

public class FTPUpload {
    fileprivate let ftpBaseUrl: String
    fileprivate let directoryPath: String
    fileprivate let username: String
    fileprivate let password: String

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class Heap {
    fileprivate var backingStore: [Int] = [Int]()
    public var count: Int {
        return backingStore.count
    }
}


// MARK: - Indexing

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//
//  SoundListViewController.swift
//  SoundSampler
//
//  Created by Nicholas Maccharoli on 2016/12/06.
//  Copyright © 2016年 Nicholas Maccharoli. All rights reserved.
//

import UIKit
import AudioToolbox

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public enum Prefecture: Int {
    case hokkaido = 1, aomori = 2, iwate = 3, miyagi = 4, akita = 5,
    yamagata = 6, fukushima = 7, ibaraki = 8, tochigi = 9, gunma = 10,
    saitama = 11, chiba = 12, tokyo = 13, kanagawa = 14, niigata = 15,
    toyama = 16, ishikawa = 17, fukui = 18, yamanashi = 19, nagano = 20,
    gifu = 21, shizuoka = 22, aichi = 23, mie = 24, shiga = 25, kyoto = 26,
    osaka = 27, hyogo = 28, nara = 29, wakayama = 30, tottori = 31,
    shimane = 32, okayama = 33, hiroshima = 34, yamaguchi = 35, tokushima = 36,
    kagawa = 37, ehime = 38, kochi = 39, fukuoka = 40, saga = 41, nagasaki = 42,
    kumamoto = 43, oita = 44, miyazaki = 45, kagoshima = 46, okinawa = 47

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import UIKit

@IBDesignable final class ProgressBarView: UIView {

    @IBInspectable var barColor: UIColor = UIColor.ex.red
    @IBInspectable var trackColor: UIColor = UIColor.ex.gray
    @IBInspectable var barThickness: CGFloat = 8.0
    @IBInspectable var barPadding: CGFloat = 0.0
    @IBInspectable var trackPadding: CGFloat = 0.0
    @IBInspectable var progressValue: Int = 0 {

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{- My personal solutions for problems 1 through 10 of
 - https://wiki.haskell.org/99_questions/1_to_10-}


-- Problem 1: Find the last element of a list
problemOne :: [a] -> a

problemOne x = last x

-- Problem 2: Find the second to last element

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func recursiveFib(position: Int) -> Int {
    if position == 0 || position == 1 {
        return position
    }
    
    return recursiveFib(position: position - 1) + recursiveFib(position: position - 2)
}

func dynamicFib(position: Int) -> Int {