using System;

public class Program

{

    public static void Main()

    {

      string sentence = "</br>Nah, I’m just messing</br></br></br>            </br>          </br>        ";

      char[] charsToTrim = {'<', 'b', 'r', '>', ' ', '/'};

        for(int i = 0; i < 20; i++){

        sentence = sentence.TrimEnd(charsToTrim);

         Console.WriteLine(sentence);

        }

    }

}