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();
        String str = "";
        boolean bool = false;
        
        for(int a0 = 0; a0 < q; a0++){
            String s = in.next();
            char array[] = s.toCharArray();
            for(int i = 0; i < s.length(); i++){
                array[i] = s.charAt(i);
             //   System.out.print(array[i]);
            }
          //  System.out.println(" ");
            
            char letters[] = new char[array.length];
        for(int j = 0;j<array.length;j++){
            str = array[j] + "";
            if(str.equals("h")){
                letters[j] = array[j];
            } else if(str.equals("a")){
                letters[j] = array[j];
            } else if(str.equals("c")){
                letters[j] = array[j];
            } else if(str.equals("k")){
                letters[j] = array[j];
            } else if(str.equals("e")){
                letters[j] = array[j];
            } else if(str.equals("r")){
                letters[j] = array[j];
            } else if(str.equals("n")){
                letters[j] = array[j];
            }else{
                letters[j] = ' ';
            }
            
        }
            String trimmed = "";
           for(int y =0;y < array.length;y++){
               str = letters[y] + "";
               if(str.equals(" ")){
                   
               }else{
                trimmed = trimmed + letters[y] + "";
                  }
           } 
            //System.out.println(trimmed);
            String[] hr = new String[10];
            hr[0] = "h";
            hr[1] = "a";
            hr[2] = "c";
            hr[3] = "k";
            hr[4] = "e";
            hr[5] = "r";
            hr[6] = "r";
            hr[7] = "a";
            hr[8] = "n";
            hr[9] = "k";
            
            //for(int g = 0; g < 10; g++){
              //  System.out.print(hr[g]);
            //}
            int num = 0;
            String fin = "";
            for(int z = 0;z < trimmed.length();z++){
                String check = trimmed.charAt(z) + "";
                str = hr[num] + "";
                if(check.equals(str)){
                    fin = fin + str;
                    num++;
                }else{
                    
                }
                
            }
            //System.out.println(fin);
            if(fin.equals("hackerrank")){
                System.out.println("YES");
            }else{
                System.out.println("NO");
            }
            
        }
        
        
    }
}