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
            System.out.println(chkHR(s));
            
        }
    }
        public static String chkHR(String s)
	    {
		String out="",k="";
		int c=0;
		char[] hr={'h','a','c','k','e','r','r','a','n','k'};
		for(int i=0;i<s.length() && c<10;i++)
		{
			char ch=s.charAt(i);
			if(ch==hr[c])
			{
				k=k+ch;
				c++;
			}
		}
		if(c==10)
			out="YES";
		else
			out="NO";
		return out;
	}
    
}