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

public class Solution {

    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();
            boolean check = check(s);
            if(check)
                {
                System.out.println("YES");
            }
            else{
                System.out.println("NO");
            }
            
        }
    }
    public static boolean check(String s){
        String base = "hackerrank";
        boolean weDone = false;
        int index = 0;
        for(int i = 0; i < base.length(); i++)
            {
             char check = base.charAt(i);
             int size = s.length();
             for(int j = index; j < size; j++)
                 {
                 char toCheck = s.charAt(j);
                 if(check == toCheck){
                     index = j;
                     if(toCheck == 'k' && j == size-1)
                         {
                         weDone = true;
                     }
                    
                 }
             }
            
        }
        return weDone;

    }
}