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();
            int index = 0;
                    char[] array = new char[]{'h','a','c','k','e','r','r','a','n','k'};
            for(int i = 0; i < s.length(); i++) {
                if(array[index] == s.charAt(i)){
                    
                    if(index < 10){
                        index++;
                    }
                    if(index == 10){
                        break;
                    }
                }
            }
            if(index == 10){
                System.out.println("YES");
            }else {
                System.out.println("NO");
            }
            // your code goes here
        }
    }
}