Google SWE Intern interview questions

Really hard, interviewer didn't even introduce himself and it was a leetcode hard. Wasn't able to answer the question on time and didn't pass the interview. This was the third interview in the final round of interviews. The first one was a leetcode easy and the second one was a leetcode medium

Applied online with a very quality resume, did not even received an OA, was trying to do the needful to get OA and then onto interviews to get an offer.