static void Main(string[] args)
        {
            string inputString = Console.ReadLine();
            StringBuilder lowerCharSB = new StringBuilder();
            StringBuilder outputIntSB = new StringBuilder();

            foreach (char c in inputString)
            {
                lowerCharSB.Append(char.ToLower(c));

            }
            for (int i = 0; i < lowerCharSB.Length; i++)
            {
                int charCode = lowerCharSB[i];
                outputIntSB.Append(charCode+", ");
            }

            Console.WriteLine(outputIntSB);
            Console.ReadKey();
        }