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[] word = {'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int counter=0;
            boolean found = false;
            for(char x: s.toCharArray()){
                if(x==word[counter]){
                    counter++;
                    if(counter>9){
                        System.out.println("YES");
                        found = true;
                        break;
                    }
                }
            }
            if(!found){
                System.out.println("NO");
            }
        }
    }
}