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[] c = {'h','a','c','k','e','r','r','a','n','k'};

                int c_pointer = 0;
                for(int i=0; i<s.length(); i++){
                    if(s.charAt(i) == c[c_pointer]){
                        c_pointer++;
                    }
                }

                if(c_pointer>=c.length){
                    System.out.println("YES");
                }
                else{
                    System.out.println("NO");
                }
        }
    }
}