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().toLowerCase();
            int[] ch = new int[26];
            
            for(char i : s.toCharArray()) {
                ch[((int)i)%97] = ch[((int)i)%97] + 1;
            }
            //System.out.println(Arrays.toString(ch));
            String qs = "hackerrank";
            boolean found = true;
            for(int j = 0 ; j < qs.length(); j++) {
                if(ch[((int)qs.charAt(j))%97] == 0) {
                    found = false;
                    break;
                }
            }
            
            if(found) System.out.println("YES");
            else System.out.println("NO");
        }
    }
}