| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 13880 | P13963 [ICPC 2023 Nanjing R] 接雨水 | 0 / 0 | 5 | |
| 14160 | P14268 [ROI 2015 Day2] 路灯 | 0 / 0 | 6 | |
| 14219 | P14343 [JOISC 2019] 两个天线 / Two Antennas | 0 / 0 | 6 |
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