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();
            // your code goes here
            char[] hackerrank = new char[]{'h','a','c','k','e','r','r','a','n','k'};
            char[] charArray = s.toCharArray();
            int charIndex=0;
            boolean verified=true;
            for (int i=0; i < hackerrank.length; i++){
                boolean foundLetter=false;
                Character hackerLetter= new Character(Character.toLowerCase(hackerrank[i]));
                for(int j = charIndex; j< charArray.length; j++){
                    Character letter = new Character(Character.toLowerCase(charArray[j]));
                    int result = hackerLetter.compareTo(letter);
                    if (result==0){
                        foundLetter=true;
                        charIndex=j;
                        charIndex++;
                        break;
                    }
                }
                if (!foundLetter){
                    verified=false;
                    break;
                }
            }
            if(verified){
                System.out.println("YES");
            } else{
                System.out.println("NO");
            }
            
        }
    }
}