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();
        
        Stack<Character> stack = new Stack<>();
        String target = "hackerrank";
        for(int i = target.length()-1; i>=0; i--){
            stack.push(target.charAt(i));
        }
        
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            
            for(int i = 0; i<s.length(); i++){
                if(!stack.isEmpty()){
                    if(s.charAt(i) == stack.peek()){
                        stack.pop();
                    }
                }else{
                    break;
                }
            }
            
            if(stack.isEmpty()){
                System.out.println("YES");
            }else{
                System.out.println("NO");
            }
            
            stack.clear();
            for(int i = target.length()-1; i>=0; i--){
                stack.push(target.charAt(i));
            }
        }
    }
}