Goldman Sachs OA + Interview Experience

I applied for 2027 summer analyst position (on campus)
OA patern:

1. MCQs on cs fundamentals (with negative marking)
2. 3 coding question-
   (i) Longest Palindromic subsequence (15/15 passed)
   (ii) Problem related to merge intervals (9/15 passed)
   (iii) Don't remeber exact problem but it was from trees (not attempted)

14/800+ students selected for interview

Interview Round 1:

1. question to identify data structure used to store transactions.
2. RAG achitecture explanation which i used in my project.
3. Trapping Rain water question.

[Common ques asked to other candidates - Dijkstra, meeting rooms question, dp on stocks, anagram question, subset sum equal to target]

Not qualified for round 2.
Number of candidates selected=3