palindrom

 string a = Console.ReadLine();
                if (a.Length > 50)
                {
                    Console.WriteLine("Too long");

                }

                string first = a.Substring(0, a.Length / 2);
                char[] arr = a.ToCharArray();

                Array.Reverse(arr);

                string temp = new string(arr);
                string second = temp.Substring(0, temp.Length / 2);

                if (first.Equals(second))
                {
                    Console.WriteLine("Yes");
                }
                else
                {
                    Console.WriteLine("No");
                }