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 scanner = new Scanner(System.in);
        int q = scanner.nextInt();
        String[] array = new String[q];
        for(int i = 0; i < q; i++){
            array[i] = scanner.next();
        }
        for(int i = 0; i < q; i++){
            if(contain(array[i])){
                System.out.println("YES");
            }else{
                System.out.println("NO");
            }
        }
    }

    public static boolean contain(String s){
        if(s.length() < 10){
            return false;
        }
        String hackerrank = "hackerrank";
        for(int i = 0; i < 10 ; i++){
            int p = s.indexOf(hackerrank.charAt(i));
            s = s.substring(p+1);
            if(p < 0){
                return false;
            }
        }
        return true;
    }
}