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();
            if (s.equals("hackerrank"))
                System.out.println("YES");
            else if (s.length() < 10)
                System.out.println("NO");
            else if (s.length() < 11 && !s.equals("hackerrank"))
                System.out.println("NO");
            else {
                String temp = "";
                char[] bunteh = s.toCharArray();
                for (int f = 0; f < bunteh.length; f++) {
                    if (bunteh[f] == 'h' && temp.length() == 0)
                        temp += "h";
                    else if (bunteh[f] == 'a' && temp.length() == 1)
                        temp += "a";
                    else if (bunteh[f] == 'c' && temp.length() == 2)
                        temp += "c";
                    else if (bunteh[f] == 'k' && temp.length() == 3)
                        temp += "k";
                    else if (bunteh[f] == 'e' && temp.length() == 4)
                        temp += "e";
                    else if (bunteh[f] == 'r' && (temp.length() == 5 || temp.length() == 6))
                        temp += "r";
                    else if (bunteh[f] == 'a' && temp.length() == 7)
                        temp += "a";
                    else if (bunteh[f] == 'n' && temp.length() == 8)
                        temp += "n";
                    else if (bunteh[f] == 'k' && temp.length() == 9)
                        temp += "k";
                        
                    
                        
                }
                if (temp.equals("hackerrank"))
                        System.out.println("YES");
                else
                    System.out.println("NO");
            }
        }
    }
}