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();
        String ans = "";
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            List<Character> l = new ArrayList<Character>();
            String tmp = "hackerrank";
            for(int i = 0 ; i < tmp.length(); i++) l.add(tmp.charAt(i));
            for(int i = 0; i < s.length(); i++){
                //System.out.println(l);
                if(l.contains(s.charAt(i))) {
                    l.remove(l.indexOf(s.charAt(i)));
                }
            }
            ans = (l.isEmpty())?"YES":"NO";
            System.out.println(ans);
        }
        if(ans == "") System.out.println(ans);
    }
}