Text and code tweaks

Author: hollance

Ordered Set/OrderedSet.playground/Contents.swift

@@ -0,0 +1,30 @@
+//: # Example 1 with type Int
+
+var mySet = OrderedSet<Int>()
+
+// Insert random numbers into the set
+for _ in 0..<50 {
+  mySet.insert(random(50, max: 500))
+}
+
+print(mySet)
+
+print("\nMaximum:")
+print(mySet.max())
+
+print("\nMinimum:")
+print(mySet.min())
+
+// Print the 5 largest values
+print("\n5 Largest:")
+for k in 1...5 {
+  print(mySet.kLargest(k))
+}
+
+// Print the 5 lowest values
+print("\n5 Smallest:")
+for k in 1...5 {
+  print(mySet.kSmallest(k))
+}
+
+//: [Next](@next)

Ordered Set/OrderedSet.playground/Pages/Example 1.xcplaygroundpage/Contents.swift

@@ -0,0 +1,29 @@
+//: [Previous](@previous)
+
+//: # Example 2 with Player objects
+
+var playerSet = OrderedSet<Player>()
+
+// Populate the set with random players.
+for _ in 0..<20 {
+  playerSet.insert(Player())
+}
+
+// We'll look for this player later.
+var anotherPlayer = Player()
+playerSet.insert(anotherPlayer)
+
+// Print all players in order from highest points to lowest points.
+// (Note: this is the reverse order of how they are stored in the set!)
+print(playerSet)
+//debugPrint(playerSet)
+
+// Highest and lowest players:
+print(playerSet.max())
+print(playerSet.min())
+
+// We'll find our player now:
+let level = playerSet.count - playerSet.indexOf(anotherPlayer)!
+print("\(anotherPlayer.name) is ranked at level \(level) with \(anotherPlayer.points) points")
+
+//: [Next](@next)

Ordered Set/OrderedSet.playground/Pages/Example 2.xcplaygroundpage/Contents.swift

@@ -0,0 +1,22 @@
+//: [Previous](@previous)
+
+//: # Example 3: multiple entries with the same value
+
+var repeatedSet = OrderedSet<Player>()
+
+repeatedSet.insert(Player(name: "Player 1", points: 100))
+repeatedSet.insert(Player(name: "Player 2", points: 100))
+repeatedSet.insert(Player(name: "Player 3", points: 100))
+repeatedSet.insert(Player(name: "Player 4", points: 100))
+repeatedSet.insert(Player(name: "Player 5", points: 100))
+repeatedSet.insert(Player(name: "Player 6", points: 50))
+repeatedSet.insert(Player(name: "Player 7", points: 200))
+repeatedSet.insert(Player(name: "Player 8", points: 250))
+repeatedSet.insert(Player(name: "Player 9", points: 25))
+
+print(repeatedSet)
+//debugPrint(repeatedSet)
+
+print(repeatedSet.indexOf(Player(name: "Player 5", points: 100)))
+print(repeatedSet.indexOf(Player(name: "Random Player", points: 100)))
+print(repeatedSet.indexOf(Player(name: "Player 5", points: 1000)))