import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Search {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int q = in.nextInt();
        String[] arr  = new String[q];
        String s;
        for(int a0 = 0; a0 < q; a0++){
            
            s = in.next();
            arr[a0] = s.toLowerCase();
            // your code goes here
        }
        String hs = "hackerrank";
        char[] h = hs.toCharArray();
        
     
     
        int[] max = new int[10];
        
        int len = 0;
        
        int temp = 0;
        
        for (int i=0 ; i < q; i++)
        {
        	
        len = arr[i].length();
        	
        max[0] = arr[i].indexOf('h');
        temp = 0;
        for(int j = 1; j < 10; j++)
        {
        	if(max[j-1] == -1)
        	{break;}
        	
        max[j] = arr[i].indexOf(h[j],max[j-1] + 1);
        
        }
        
        Arrays.sort(max);
        
        if (max[0] == -1)
        {
        	System.out.println("NO");
        	
        }
        else
        {System.out.println("YES");
        
        }
    }
}
}