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();
            String hackerrank = "";
            for (int i = 0; i < s.length(); i++)
            {
                switch (hackerrank.length())
                {
                    case 0: if (s.substring(i, i + 1).equals("h")) {hackerrank += "h";}
                    break;
                    case 1: if (s.substring(i, i + 1).equals("a")) {hackerrank += "a";}
                    break;
                    case 2: if (s.substring(i, i + 1).equals("c")) {hackerrank += "c";}
                    break;
                    case 3: if (s.substring(i, i + 1).equals("k")) {hackerrank += "k";}
                    break;
                    case 4: if (s.substring(i, i + 1).equals("e")) {hackerrank += "e";}
                    break;
                    case 5: if (s.substring(i, i + 1).equals("r")) {hackerrank += "r";}
                    break;
                    case 6: if (s.substring(i, i + 1).equals("r")) {hackerrank += "r";}
                    break;
                    case 7: if (s.substring(i, i + 1).equals("a")) {hackerrank += "a";}
                    break;
                    case 8: if (s.substring(i, i + 1).equals("n")) {hackerrank += "n";}
                    break;
                    case 9: if (s.substring(i, i + 1).equals("k")) {hackerrank += "k";}
                    break;
                    
                }
            }
            if (hackerrank.equals("hackerrank"))
            {
                System.out.println("YES");
            }
            else System.out.println("NO");
        }
    }
}