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();
            // your code goes here
            char key[] = {'h','a','c','k','e','r','r','a','n','k'};
            int keypointer = 0;
            for (int i =0; i < s.length(); i++) {
                if (keypointer == key.length) break;
                if (s.charAt(i) == key[keypointer]) {
                    keypointer++;
                }
            }
            if (keypointer == key.length)
                System.out.println("YES");
            else
                System.out.println("NO");
        }
    }
}