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 ar[]={'h','a','c','k','e','r','r','a','n','k'};
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            int counter=0;boolean result=false;
            for(int i=0;i<s.length();i++)
                {
                
                    if(ar[counter]==s.charAt(i))
                        counter++;
                if(counter==9)
                    {
                    result=true;
                    break;
                    
                }
                    
                }
            if(result)
                System.out.println("YES");
            else
                System.out.println("NO");
            
            }
            // your code goes here
        }
    
}