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
            char c[] = s.toCharArray();
            String h = "hackerrank";
            char b[] = h.toCharArray();
            //if(c.length<10 || c.length>10000)
            //    System.exit(0);
            int i=0,j=0;
            for(;i<b.length;i++)
                {
                //System.out.println("J"+j+"-"+i);
                for(;j<c.length;j++)
                    {
                    
                    if(c[j]==b[i]) {                        
                        //System.out.println("E "+c[j]+"-"+b[i]);
                        j++;
                        break;
                    }else{
                       // System.out.println("NE "+c[j]+"-"+b[i]);
                        continue;
                    }
                        
                }
                if(j==c.length)
                    {
                    break;
                }
            }
            if(i == b.length || ((i+1) == b.length && c[j-1] == 'k'))
                System.out.println("YES");
            else
                System.out.println("NO");
        }
    }
}