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();
            char[] arrString = s.toCharArray();
            char[] hackerrank = "hackerrank".toCharArray();
            int tmp = 0;
            boolean result = false;
            for(int i = 0; i< arrString.length; i++){
                if(hackerrank[tmp] == arrString[i]){
                    tmp++;
                    if(tmp == 9){
                        result = true;
                        break;
                    }
                }
            }
            if(result){
                System.out.println("YES");
            }
            else{
                System.out.println("NO");
            }
        }
    }
}