9月中申请的，3天后拿到 OA1 ，2周后拿到VO.
OA1: Debugging
OA2: 2 algorithm questions
OA3: Work simulation
3轮VO:
第一轮: (45 mins)
- LP Questions
- Implement a Trie
第二轮: (45 mins)
- LP Questions again
- https://leetcode.com/problems/prime-palindrome/
- https://leetcode.com/problems/longest-palindrome/
第三轮: (45 mins)
- More LP Questions
-
https://leetcode.com/problems/132-pattern/
- Follow up: return how many number of patterns there are if possible
- Questions about Multithreading, Operating systems, and OOP