#!/bin/python

import sys

hackerrank = "hackerrank"

q = int(raw_input().strip())
for a in xrange(q):
    s = raw_input().strip()
    test = True
    
    ind = 0
    subStr = s
    
    for i in xrange(0, 9, 1):
        ind = subStr.find(hackerrank[i])
        subStr = subStr[ind+1:]
        query = 0 <= subStr.find(hackerrank[i+1])
        if ind == -1 or not query:
            test = False
            break
        
            
    if test:
        print "YES"
        
    else:
        print "NO"