static void Main(string[] args)
        {
            //递归的算法求1，1，2，3，5，8.......的第30位数是多少，然后求这些数的和.
            int n = int.Parse(Console.ReadLine());
            int Number = GetNumber(n);
            int NumerSUM = GetNumberSUM(n);
            Console.WriteLine(Number);
            Console.WriteLine(NumerSUM);
            Console.Read();
        }

        public static int GetNumber(int n)
        {
            if (n == 1 || n == 2) return 1;
            else return GetNumber(n - 1) + GetNumber(n - 2);
        }

        public static int GetNumberSUM(int n)
        {
            if (n == 1)
                return 1;
            else if (n == 2)
                return 2;
            else
                return GetNumberSUM(n - 1) + GetNumber(n);
        }