| Company | Problem | Difficulty | Times | Period | Link |
|---|---|---|---|---|---|
| DevRev | LFU Cache | Hard | 2 | 0 - 6 months | https://leetcode.com/problems/lfu-cache |
| DevRev | Check If Array Pairs Are Divisible by k | Medium | 2 | 6 months ago | https://leetcode.com/problems/check-if-array-pairs-are-divisible-by-k |