| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Walking Down The Road | 1 | 7 | 4:17:40 |
| B. Flower Garden | 0 | 6 | Unsolved |
| C. Maximum Sum | 5 | 43 | 0:23:12 |
| D. Very Dirty String | 2 | 16 | 1:49:38 |
| E. Problem Setter Crisis | 16 | 38 | 1:03:32 |
| F. Yet Another Update Query Problem | 0 | 5 | Unsolved |
| G. Undo History | 2 | 6 | 3:04:03 |
| H. This Is Too Hard ☹ | 2 | 8 | 0:52:07 |
| I. Frog and Points | 2 | 11 | 2:26:24 |
| J. Orchid Division | 1 | 1 | 3:52:03 |
