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();
        char[] hackerrank = {'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            int position = 0;
            for (int i = 0; i < s.length(); i++) {
                char sChar = s.charAt(i);
                if (sChar == hackerrank[position]) {
                    position++;
                    if (position == hackerrank.length) {
                        break;
                    }
                }
            }
            
            if (position == hackerrank.length) {
                System.out.println("YES");
            } else {
                System.out.println("NO");
            }
        }
    }
}