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[] target={'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int index=0;
	          char[] charArray=s.toCharArray();
	          for(char ch: charArray)
	          {
	        	  if(ch==target[index])
	        	  {
	        		  index=index+1;
	        	  }
	        	}  
	            if(index==target.length)
	            	System.out.println("YES");
	            else
	            	System.out.println("NO");
        }
    }
}