Initial data commit

Task/Josephus-problem/Swift/josephus-problem.swift

@@ -0,0 +1,45 @@
+class Josephus {
+
+    class func lineUp(#numberOfPeople:Int) -> [Int] {
+        var people = [Int]()
+        for (var i = 0; i < numberOfPeople; i++) {
+            people.append(i)
+        }
+        return people
+    }
+
+    class func execute(#numberOfPeople:Int, spacing:Int) -> Int {
+        var killIndex = 0
+        var people = self.lineUp(numberOfPeople: numberOfPeople)
+
+        println("Prisoners executed in order:")
+        while (people.count > 1) {
+            killIndex = (killIndex + spacing - 1) % people.count
+            executeAndRemove(&people, killIndex: killIndex)
+        }
+        println()
+        return people[0]
+    }
+
+    class func executeAndRemove(inout people:[Int], killIndex:Int) {
+        print("\(people[killIndex]) ")
+        people.removeAtIndex(killIndex)
+    }
+
+    class func execucteAllButM(#numberOfPeople:Int, spacing:Int, save:Int) -> [Int] {
+        var killIndex = 0
+        var people = self.lineUp(numberOfPeople: numberOfPeople)
+
+        println("Prisoners executed in order:")
+        while (people.count > save) {
+            killIndex = (killIndex + spacing - 1) % people.count
+            executeAndRemove(&people, killIndex: killIndex)
+        }
+        println()
+        return people
+    }
+}
+
+println("Josephus is number: \(Josephus.execute(numberOfPeople: 41, spacing: 3))")
+println()
+println("Survivors: \(Josephus.execucteAllButM(numberOfPeople: 41, spacing: 3, save: 3))")