#!/bin/python

import sys



q = int(raw_input().strip())
for a0 in xrange(q):
    s = raw_input().strip()
    # your code goes here
    x=list(s)
    y=[]
    z=[]
    for i in range(0,len(x)):
        if x[i]=='h' or x[i]=='a' or x[i]=='c' or x[i]=='k' or x[i]=='e' or x[i]=='r' or x[i]=='n':
            y.append(x[i])
    z.append(''.join(y))
    u=z[0]
   
    
    j=0
    x1=len(u)
    x2=len('hackerrank')
    x3='hackerrank'
    for i in range(0,x1):
        if j<x2:
            if u[i]==x3[j]:
                j=j+1
            
    if j==x2:
        print 'YES'
    else:
        print 'NO'