using System;

public class Program

{

    public static void Main()

    {

        string input;

            int strLength;

            int letter = 0;

            int number = 0;

            int character = 0;

            int space = 0;

            int totalCharacter = 0;

​

            Console.WriteLine("String Count.\n");

​

            Console.Write("Enter a string: ");

            input = Console.ReadLine();

            strLength = input.Length;

​

            for (int i = 0; i < strLength; i++)

            {

                if ((input[i] >= 'A' && input[i] <= 'Z') || (input[i] >= 'a' && input[i] <= 'z'))

                {

                    letter++;

                }

                else if ((input[i] >= '0' && input[i] <= '9'))

                {

                    number++;

                }

                else if (input[i] == ' ')

                {

                    space++;

                }

                else

                {

                    character++;

                }

            }

            totalCharacter = letter + number + character + space;

​

            Console.WriteLine("Letter count: {0}", letter);

            Console.WriteLine("Number count: {0}", number);

            Console.WriteLine("Special Character count: {0}", character);

            Console.WriteLine("Space Count: {0}", space);

            Console.WriteLine("Total count: {0}", totalCharacter);

    }

}