| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 95 | 95 「一本通 3.2 例 1」Sightseeing Trip | 0 / 0 | (None) | |
| 214 | 214 [CEOI2004] 锯木厂选址 | 0 / 0 | (None) | |
| 4795 | P4798 [CEOI2015 Day1] 卡尔文球锦标赛 | 0 / 0 | (None) | |
| 4744 | P4799 [CEOI2015 Day2] 世界冰球锦标赛 | 1 / 4 | 10 |
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