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 i = 0;int j = 0;
            while(i<10&&j<s.length()){
                if(s.charAt(j) == c[i]){
                    i++;j++;
                }
                else if(s.charAt(j) != c[i]){
                    j++;
                }
                
                if(i == 10&&j<=s.length()){
                    System.out.println("YES");
                    break;
                }
                else if(i !=10 && j >= s.length()){
                    System.out.println("NO");
                    break;
                }
            }
        }
    }
}