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[] key = {'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            char[] tempStr = new char[s.length()];
            for(int i=0; i< s.length(); i++) {
                tempStr[i] = s.charAt(i);                
            }
            if(isMatch(key, tempStr)) {
                System.out.println("YES");
            } else {
                System.out.println("NO");
            }
            
        }
        
    }
    
    public static boolean isMatch(char[] key, char[] str) {
        int j=0;
        for(int i=0; i<str.length; i++) {
            if((j<key.length) && (str[i] == key[j]))  {
                j++;
                
            }
        }
        if(j == key.length) {
            return true;
        }
        return false;
    }
}