import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    private static char[] hackerrank = {'h','a','c','k','e','r','r','a','n','k'};
    
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            
            int charIterator = 0;
            char[] result = s.toCharArray();
            
            for(int i = 0; i < result.length; i++)
            {
                   if(hackerrank[charIterator]==result[i])
                   {
                       charIterator++;
                       
                       if(charIterator >= hackerrank.length)
                       {
                           break;
                       }
                   }
            } 
            
           if(charIterator >= hackerrank.length)
                System.out.println("YES");
           else
                System.out.println("NO");
        }
    }
}