using System.Collections.Generic;
using  System.IO;
using System.Text;

namespace ConsoleApp10
{
    class Program
    {
        private static void Main()
        {
            string[] lines = File.ReadAllLines("dictionary.txt");
            HashSet<string> dictionary = new HashSet<string>(lines);

            IEnumerator<string> data;
            data = File.ReadLines("text.txt").GetEnumerator();

            var html = new FileStream("ansver.html", FileMode.Create);

            while (data.MoveNext())
            {
                if (data.Current == null) continue;
                foreach (string word in data.Current.Split(' '))
                {
                    if (dictionary.Contains(word))
                    {
                        yield return "<b><i>" + word + "</i></b>";
                    }
                }
            }

        }
    }
}