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 index = 0;
        char[] subseq = {'h','a','c','k','e','r','r','a','n','k'};
        int pos = 0;
        boolean found = true;
        int q = in.nextInt();
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            // your code goes here
            found = true;
            for (char c : subseq){
                index = s.indexOf(c);  // first letter
                if (index >= 0) {
                    s = s.substring(index+1);  
                }
                else {
                    found = false;
                    break;  // not found
                }
            }
            if (found) System.out.println("YES");
            else System.out.println("NO");
        }
    }
}