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) {
        String letters[]={"h","a","c","k","e","r","r","a","n","k"};
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int pos=0;
            String put="";
            for(int i=0;i<s.length();i++){
                if(s.substring(i,i+1).equals(letters[pos])){
                    put+=s.substring(i,i+1);
                    pos++;

                }
            }
            if(put.equals("hackerrank"))
                System.out.println("YES");
            else
                System.out.println("NO");
        }
     }
}