| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 11 | 11 [R2E]路线规划 | 60 / 573 | 9 | |
| 24 | 24 [R4F]交通问题 | 25 / 267 | 9 | |
| 72 | 72 [R12F]公交问题 | 25 / 408 | 9 | |
| 190 | 190 [R31E]翻转 | 12 / 293 | 9 |
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