using System;

using System.Text; 

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

    //all vowels    

    char[] vowels = {'a','e','i','o','u','A','E','I','O','U'};

    string valStr = "This website is for losers LOL!";

    Console.WriteLine(valStr);

    List<char> al = vowels.OfType<char>().ToList();

    StringBuilder sb = new StringBuilder(valStr); 

    int cal = sb.Length;

        Console.Write(cal);

        for (int i=0 ; i < sb.Length ; i++){

            if(al.Contains(sb[i])){

            sb.Replace(sb[i].ToString(),"");

            i++;

            }

        }

        Console.Write(sb);

    //return sb.ToString();

    //string valVowels = Enumerable.Where(c => "aeiouAEIOU".Contains.)

     //.Distinct();)

        //foreach (var kazdy in valStr){

        //var valVovels = Enumerable.Where(c => "aeiouAEIOU".Contains(c));

        //}

    }

}