| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Shamim Wants to Hide a Gun | 8 | 8 | 0:08:02 |
| B. Cipher | 2 | 4 | 1:29:12 |
| C. Maximum Subtree Sum | 1 | 1 | 0:31:30 |
| D. Cutting Stick | 2 | 5 | 1:10:41 |
| E. Lost in Binary Tree | 0 | 1 | Unsolved |
| F. Stick Inside Pond | 1 | 2 | 2:14:01 |
| G. Fractal Flowers | 0 | 1 | Unsolved |
