| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Jewel the Magician | 181 | 441 | 0:05:17 |
| B. Hidden Graph | 21 | 100 | 0:19:03 |
| C. Shortest Path Recovery | 3 | 30 | 2:06:08 |
| D. The Need for Seed | 6 | 49 | 0:44:47 |
| E. List of Strings | 0 | 60 | Unsolved |
| F. Count the Deliveries | 2 | 122 | 2:31:32 |
| G. Yet Another XOR Tree Problem | 1 | 12 | 1:29:34 |
| H. Rotation and Queries | 0 | 15 | Unsolved |
| I. Fair Share | 0 | 28 | Unsolved |
| J. Shopping Mania | 0 | 5 | Unsolved |
| K. Stick Race | 0 | 22 | Unsolved |
| L. F | 0 | 6 | Unsolved |
