Merge pull request #12 from srksumanth/sumanth

Improve loop syntax and format code

sorting/cocktail_sort.go

@@ -15,23 +15,23 @@ func main() {
 
 	tmp := 0
 
-    for i := 0; i < len(arr) / 2; i++ {
+	for i := 0; i < len(arr)/2; i++ {
 		left := 0
 		right := len(arr) - 1
 
-        for ; left <= right ; {
+		for left <= right {
 
-            if arr[left] > arr[left + 1] {
+			if arr[left] > arr[left+1] {
 				tmp = arr[left]
-                arr[left] = arr[left + 1]
-                arr[left + 1] = tmp
+				arr[left] = arr[left+1]
+				arr[left+1] = tmp
 			}
 
 			left++
 
-            if arr[right - 1] > arr[right] {
-                tmp = arr[right - 1]
-                arr[right - 1] = arr[right]
+			if arr[right-1] > arr[right] {
+				tmp = arr[right-1]
+				arr[right-1] = arr[right]
 				arr[right] = tmp
 			}