| Problem | Solutions | Attempts | First Solved |
|---|---|---|---|
| A. Don't Search Everything on Google | 310 | 314 | 0:00:32 |
| B. Niko Loves NSU | 277 | 291 | 0:01:33 |
| C. Find Prime | 250 | 256 | 0:02:50 |
| D. Niko Goes Farming | 263 | 264 | 0:03:00 |
| E. First Snow | 130 | 201 | 0:14:52 |
| F. Array Sorting | 146 | 164 | 0:09:39 |
| G. Counting Subsets | 11 | 25 | 0:33:36 |
| H. Combination Lock | 76 | 81 | 0:40:46 |
| I. Photo Matching | 32 | 57 | 0:47:01 |
| J. An Act of Uniformly Random Kindness | 6 | 6 | 1:44:51 |
| K. K-Game | 8 | 29 | 0:42:44 |
