Round 1:

coding round consisting of 2 questions of Medium Hard difficulty.

Problem 1: Medium level - DP question
Problem 2: Hard level find articulation point in graph - https://leetcode.com/problems/critical-connections-in-a-network/

Round 2 (Again coding round) :

1)https://leetcode.com/problems/bricks-falling-when-hit/ - not exactly same but basically it needed same algo
2) https://leetcode.com/problems/string-to-integer-atoi/

Round 3 (Design round):

Design one of internal product in HLD
LLD question - kind of difficult needed multi threading knowledge

Rejected post this round
Bad luck to have super difficult interview