using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Please Enter a string: ");

             string input = Console.ReadLine();

             int len = input.Length;

                Console.WriteLine(len);

             int i = 0;

             int countA = 0;

             Console.WriteLine(input[2

]);

             while (i < len)

                     { if (input[i] == 'a'||input[i]== 'A')

                            { ++countA; }

                      i++;

                     }

              Console.WriteLine("There are " + countA + " A's in your string");

Console.ReadLine();

    }

}