Tricky Strings

            string delimiter = Console.ReadLine();
            int n = int.Parse(Console.ReadLine());

            string lastInput = string.Empty;
            string result = string.Empty;

            for (int i = 0; i < n; i++)
            {
                string input = Console.ReadLine();

                if (i != n - 1) result += input + delimiter;

                else lastInput = input;
            }

            Console.WriteLine(result + lastInput);