using System;

​

public class Program

{

    public static void Main()

    {

        string str;

        int i, len, vowel, cons;

        Console.WriteLine("\n\nCount total number of vowel or consonant\n");

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

        Console.WriteLine("Input the string: ");

        str = Console.ReadLine();

        vowel = 0;

        cons = 0;

        len = str.Length;

        i = 0;

        while (i < len)

        {

            if (str[i] == 'a' || str[i] == 'e' || str[i] == 'i' || str[i] == 'o' || str[i] == 'u' || str[i] == 'A' || str[i] == 'E' || str[i] == 'I' || str[i] == 'O' || str[i] == 'U')

            {

                vowel++;

            }

            else

            {

                if (str[i] != ' ')

                    cons++;

            }

​

            i++;

        }

​

        Console.WriteLine("\nThe total number of vowels in the string is: {0}\n", vowel);

        Console.WriteLine("The total number of consonants in the string is: {0}\n\n", cons);

    }

}