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

class Solution {

    static void Main(String[] args) {
        Regex regex = new Regex("h.*a.*c.*k.*e.*r.*r.*a.*n.*k");
        int q = Convert.ToInt32(Console.ReadLine());
        for(int a0 = 0; a0 < q; a0++){
            string s = Console.ReadLine();
            if (regex.IsMatch(s))
                Console.WriteLine("YES");
            else
                Console.WriteLine("NO");
        }
    }
}