diff --git a/samples/bubble_sort.noja b/samples/bubble_sort.noja
index c380fb5..909be0f 100644
--- a/samples/bubble_sort.noja
+++ b/samples/bubble_sort.noja
@@ -1,43 +1,37 @@
 
-fun copy(L)
-{
+fun copy(L) {
+
 	L2 = [];
 
 	i = 0;
-	while i < count(L):
-		{
-			L2[i] = L[i];
-			i = i + 1;
-		}
+	while i < count(L): {
+		L2[i] = L[i];
+		i = i + 1;
+	}
 
 	return L2;
 }
 
-fun bubble_sort(L, less)
-{
+fun bubble_sort(L, less) {
 	if less == none:
 		fun less(a, b) return a < b;
 
 	L = copy(L);
 
-	do 
-		{
-			swapped = false;
+	do {
+		swapped = false;
 
-			i = 0;
-			while i < count(L)-1 and not swapped:
-				{
-					if less(L[i+1], L[i]):
-						{
-							swapped = true;
-							tmp = L[i+1];
-							L[i+1] = L[i];
-							L[i] = tmp;
-						}
-					i = i + 1;
-				}
-		} 
-	while swapped;
+		i = 0;
+		while i < count(L)-1 and not swapped: {
+			if less(L[i+1], L[i]): {
+				swapped = true;
+				tmp = L[i+1];
+				L[i+1] = L[i];
+				L[i] = tmp;
+			}
+			i = i + 1;
+		}
+	} while swapped;
 
 	return L;
 }