| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 17 | SDNU1016 矩形合并 | 9 / 48 | 8 | |
| 77 | SDNU1076 种类判断 | 11 / 66 | 8 | |
| 79 | SDNU1078 食物链 | 10 / 30 | 6 | |
| 138 | SDNU1217 CD收藏 | 8 / 48 | 8 | |
| 472 | SDNU1709 [模板题]-并查集 | 5 / 26 | 8 |
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