import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { static String S = "hackerrank"; static boolean check(String s) { int p=0; int i=0; for (;;) { while (i<s.length()-1 && s.charAt(i)!=S.charAt(p)) i++; if (i==s.length()) return false; p++; i++; if (p==S.length()) break; } return true; } 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(); boolean ok = check(s); System.out.println(ok?"YES":"NO"); } } }