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