Remove unneeded variable x2

src/part5/aufg1.java

@@ -46,9 +46,7 @@ public class aufg1 {
             return result[number];
         }
 
-        result = new int[] {result[1], result[0] + result[1]};
-
-        return helper(number-1, result);
+        return helper(number-1, new int[] {result[1], result[0] + result[1]});
     }
 
     public static void main(String[] agrs){