| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 274 | P463D Gargari and Permutations | 0 / 0 | (None) | |
| 276 | P685B Kay and Snowflake | 0 / 0 | (None) | |
| 279 | P750D New Year and Fireworks | 0 / 0 | (None) | |
| 281 | P909E Coprocessor | 0 / 0 | (None) | |
| 284 | P1153D Serval and Rooted Tree | 0 / 0 | (None) | |
| 285 | P1172B Nauuo and Circle | 0 / 0 | (None) | |
| 286 | P1367E Necklace Assembly | 0 / 0 | (None) | |
| 288 | P1746D Paths on the Tree | 0 / 0 | (None) | |
| 289 | P1774E Two Chess Pieces | 0 / 0 | (None) | |
| 200 | P2946 飞盘 | 4 / 9 | 9 |