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

    static void Main(String[] args) {
        int q = Convert.ToInt32(Console.ReadLine());
        char[] temp = new char[]{'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            string s = Console.ReadLine();
            // your code goes here
            char[] c = s.ToCharArray();
            int visit = 0;
            foreach(char t in c )
            {
                if(temp[visit] == t)
                {
                     visit += 1;       
                }
                if(visit == 10)
                {
                    Console.WriteLine("YES");
                    break;
                }
             }
             if(visit != 10)
                 Console.WriteLine("NO");
            }
        }
}