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