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();
            char a[]=s.toCharArray();
            String s1="hackerrank";
        char b[]=s1.toCharArray();
        char c[]=new char[b.length];
            char d[]={'y','z'};
      int j1=0;
        ArrayList<Integer> set=new ArrayList<Integer>();
        HashSet<Integer> set1=new HashSet<Integer>();
            HashSet<Integer> set2=new HashSet<Integer>();
            set2.add(1);
                for(int i=0;i<b.length;i++){
            for(int j=0;j<a.length;j++){
             if(b[i]==a[j]){
                 if(j>=j1){
                 c[i]=a[j];
                     set.add(j);
                 a[j]=d[1];
                     j1=j;
                     break;
                 }
                 
             }   
            }   
            }if(Arrays.equals(b,c)){
                for(int i=0;i<set.size()-1;i++)
                {
                    if(set.get(i)<set.get(i+1)){
                        
                        set1.add(1);
                        
                    }else{
                        set1.add(0);
                    }
                }
                if(set1.equals(set2)){
                    System.out.println("YES");
                }else{
                    System.out.println("NO");
                }
            }
            else{
                
                System.out.println("NO");}
        }
    }
}