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 hr[] = new char[] {'h', 'a', 'c', 'k', 'e', 'r', 'r', 'a', 'n', 'k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int sLen = s.length();
            int i = 0; // index inside s
            int hrIndex = 0; // index inside hackerrank array
            
            while (i < sLen) {
                if (s.charAt(i) == hr[hrIndex]) {
                  hrIndex++;
                }
                if (hrIndex == 10) break;
                i++;
            }
            System.out.println(hrIndex == 10 ? "YES" : "NO");
        }
    }
}