import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

private final static char[] HACKERRANK = { 'h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k' };

	public static void decide(String s) {
		int fromIdx = -1;
		for (int i = 0; i < HACKERRANK.length; i++) {
			int idxOf = s.indexOf(HACKERRANK[i], fromIdx + 1);
			if (idxOf == -1) {
				System.out.println("NO");
				return;
			} else {
				fromIdx = idxOf;
			}
		}
		System.out.println("YES");
	}

	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();
			decide(s);
		}
	}
}