Adding Bubble Sort in Swift (#180)

* Adding Bubble Sort in Swift

Author: Wesley-Arrington

chapters/sorting_searching/bubble/bubble_sort.md

@@ -34,6 +34,8 @@ This means that we need to go through the vector $$\mathcal{O}(n^2)$$ times with
 [import:7-21, lang:"golang"](code/go/bubbleSort.go)
 {% sample lang="racket" %}
 [import:5-19, lang:"racket"](code/racket/bubbleSort.rkt)
+{% sample lang="swift" %}
+[import:1-15, lang:"swift"](code/swift/bubblesort.swift)
 {% endmethod %}
 
 ... And that's it for the simplest bubble sort method.

chapters/sorting_searching/bubble/code/swift/bubblesort.swift

@@ -0,0 +1,21 @@
+func bubbleSort(sortArray: inout [Int]) -> [Int] {
+    
+    for i in (1..<sortArray.count).reversed() {
+        for j in 0..<i {
+            if sortArray[j] > sortArray[j+1] {
+                let temp = sortArray[j]
+                sortArray[j] = sortArray[j + 1]
+                sortArray[j + 1] = temp
+            }
+        }
+    }
+    
+    return sortArray
+}
+
+func main() {
+    var testArray = [4,5,123,759,-132,8940,24,34,-5]
+    print(bubbleSort(sortArray: &testArray))
+}
+
+main()