All companies
Ubs
1 Easy3 Medium0 Hard4 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 3067 | Count Pairs of Connectable Servers in a Weighted Tree Network | Medium | |
| 1268 | Search Suggestions System | Medium | |
| 20 | Valid Parentheses | Easy | |
| 49 | Group Anagrams | Medium |
1 Easy3 Medium0 Hard4 total
| No. | Problem | Difficulty | Frequency |
|---|---|---|---|
| 3067 | Count Pairs of Connectable Servers in a Weighted Tree Network | Medium | |
| 1268 | Search Suggestions System | Medium | |
| 20 | Valid Parentheses | Easy | |
| 49 | Group Anagrams | Medium |