P11 To count the number of digits in an integer

    class Program

    {

        static void Main(string[] args)

        {

            int n, count = 0;

            Console.Write("Enter the number : ");

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

            while (n > 0)

            {

                count++;

                n = n / 10;

            }

            Console.WriteLine("The number of digits in the integer is " + count);

            Console.ReadLine();

        }
    }

Output :