OCI interview

OCI interview Interview 1: Behavior and coding round Coding question was LC hard level solved optimally with one minor error and told the fix verbally as time was over. Interview 2: Small talk and intro with system design question, had discussion about iterative solution to scale, next discussed about scale to next level. Came up with schema to store data as needed. Interview 3: Lunch interview In depth discuss about current work and how it's works in approach taken to solve problem, trade-off , benchmark etc... Interview 4: Behavior and system design Discussed a iterative solution and then scale it up. Discussion went to add security feature gave a solution but had some flaw which can be solved with deep understanding how oAuth works,. Next was to solve for concurrency with locking and told two ways to solve them. Interview 5: coding question LC level hard, interviewer was looking working solution and then time permits optimal solution. Gave a working solution slightly better that brute Force , last 2-3 min discussed optimal solution which involves DP. What are my chances to get offer from OCI