using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution {

    static string isSubSequence(string str)
        {
            string hackStr = "hackerrank";
            int m = hackStr.Length;
            int j = 0; 

            for (int i = 0; i < str.Length && j < m; i++)
                if (hackStr[j] == str[i])
                    j++;

            string result = "NO";
            if (j == m) {
                result = "YES";
            }

            return result;
        }
        
        static void Main(string[] args)
        {
            int q = Convert.ToInt32(Console.ReadLine());
            List<string> results = new List<string>();
            for (int a0 = 0; a0 < q; a0++)
            {
                string s = Console.ReadLine().ToLower();
                results.Add(isSubSequence(s));
            }
            for (int i = 0; i < results.Count; i++)
            {
                Console.WriteLine(results[i]);
            }
            Console.ReadLine();
        }
}