All companies
Affirm
1 Easy6 Medium3 Hard10 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 380 | Insert Delete GetRandom O(1) | Medium | |
| 3076 | Shortest Uncommon Substring in an Array | Medium | |
| 49 | Group Anagrams | Medium | |
| 381 | Insert Delete GetRandom O(1) - Duplicates allowed | Hard | |
| 736 | Parse Lisp Expression | Hard | |
| 362 | Design Hit Counter | Medium | |
| 443 | String Compression | Medium | |
| 242 | Valid Anagram | Easy | |
| 322 | Coin Change | Medium | |
| 465 | Optimal Account Balancing | Hard |