[HackerRank][Python3] HackerRank in a String!

Problem :

https://www.hackerrank.com/challenges/hackerrank-in-a-string/problem

My Solution :

#!/usr/bin/env python3


def hackerrank_in_string(s):
    word = 'hackerrank'
    i = j = 0
    while i < len(word) and j < len(s):
        if word[i] == s[j]:
            i += 1
        j += 1
    if i == len(word):
        return 'YES'
    return 'NO'


q = int(input())
for _ in range(q):
    s = input()
    result = hackerrank_in_string(s)
    print(result)