1. OA - Custom sorting of pairs of vector-based questions. Medium and system design scenario-based MCQs.

2. Phone screening round: Kahn's/topological sorting and stream of characters type questions.

Loop in rounds:

1. "Design package locker for Amazon delivery partner" was the only sentence; you are supposed to ask all clarifying questions. It was LLD + DSA.

2. Sort Colors and First Missing Positive.

3. Max Height Stack using Cuboids + First multiple of a number which is made up of only 0s and 1s (e.g., first multiple of 3 is 10).

4. System design: Payment system for e-commerce "place order" system.

5. Bar raiser: Chess board low-level design.

Prepare leadership principles well.

Do NeetCode. All the questions except 'max stack height using cuboid' were from this list.

The 'first multiple made of 0s and 1s' question is not in LeetCode, though someone has asked it in the discussion section.