using System;

        using System.Linq;          

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    //  string[] vowels = {"a", "e", "i", "o", "u"};

​

            //string word = "";

​

        string message = "dsfjajfkajfdslkjflakj";

        Console.WriteLine(GetVowelCount(message).ToString())

;   }

    public static bool IsVowel(char letter) 

        {

            char[] vowels = {'a', 'e', 'i', 'o', 'u'};

        char l = char.ToLower(letter); 

        if(vowels.Contains(l))

        {

            return true;

            }

        return false;

        //  if word = vowels 

        }       

        public static int GetVowelCount(string message)

        {

            int vowelCount = 0;

            int messageLen = message.Length;

            if(message.Length < 1)

            {

                return 0;

            }

        for(int ii = 0; ii < messageLen; ii++)

        {

            if(IsVowel(message[ii]))

            {

                vowelCount += 1;

            }

        }

        return vowelCount;

        }

}