using System;

public class Program

{

    public static void Main(string[] args)

    {

        int m;

        Console.WriteLine("enter sentence result to .");

        char k = (char)Console.Read();

        for (m = 0;k! = '.';k++);

        k = (char)Console.Read();

        Console.WriteLine("- - - - - - - - - - - -");

        Console.WriteLine("Number of characters: {0}", m);

    }

}