| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 802 | 802 [Ynoi2016]这是我自己的发明 | 0 / 0 | (None) | |
| 1984 | 1984 块的计数 | 0 / 0 | (None) | |
| 3904 | 3904 [SDOI2015]寻宝游戏 | 0 / 0 | (None) | |
| 4649 | 4649 模板,DFS 序 1 | 1 / 4 | 10 | |
| 4650 | 4650 模板.DFS 序 2 | 0 / 0 | (None) | |
| 4651 | 4651 模板. DFS 序 3,树上差分 1 | 0 / 14 | 10 | |
| 4652 | 4652 模板. DFS 序 4 | 0 / 0 | (None) |
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