| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Counting Friends | 52 | 82 | 0:03:38 |
| B. Powerful Number | 17 | 52 | 0:13:02 |
| C. Subtree MEX | 2 | 9 | 0:55:31 |
| D. Divisible LCM | 0 | 1 | Unsolved |
| E. Nilkhet | 0 | 0 | Unsolved |
| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Counting Friends | 52 | 82 | 0:03:38 |
| B. Powerful Number | 17 | 52 | 0:13:02 |
| C. Subtree MEX | 2 | 9 | 0:55:31 |
| D. Divisible LCM | 0 | 1 | Unsolved |
| E. Nilkhet | 0 | 0 | Unsolved |
