| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Birthday Present?! | 9 | 17 | 1:10:10 |
| B. Many Paths, Many Costs | 1 | 1 | 2:59:20 |
| C. XOR Is Fun | 1 | 4 | 2:32:07 |
| D. Maximum Distance | 25 | 43 | 0:20:40 |
| E. Switchblade of Thanos | 30 | 47 | 0:17:51 |
| F. Shuvo Noboborsho! | 127 | 130 | 0:03:12 |
| G. Pudding and Coins | 2 | 6 | 2:18:40 |
| H. Set the Meeting | 65 | 90 | 0:07:42 |
