#!/bin/python

import re
import sys

"""
ms = 'hackerrank'
ml = len(ms)
mp = 0
"""

q = int(raw_input().strip())
for a0 in xrange(q):
    s = raw_input().strip()
    # your code goes here
    
    if re.match('.*h.*a.*c.*k.*e.*r.*r.*a.*n.*k.*', s):
        print 'YES'
    else:
        print 'NO'
    
    """
    for l in s:
        if mp < ml and l == ms[mp]:
            mp += 1
            
            if mp >= ml:
                print 'YES'
                break
    else:
        print 'NO'
    """