递归按照1 1 2 3 5 8 13 21 34 55规则写出算法

private static void RecursionAlgorithm(int end)
 {
            int a = 1, b = 0, c = b;
            while (true)
            {
                c = a + b;
                a = b;
                b = c;
                Console.Write(c + " ");
                if (c > end)
                    break;
        }
   }