| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 3320 | B241 染色法判定二分图 | 6 / 14 | 6 | |
| 3695 | B250 二分图的最大匹配 | 3 / 16 | 7 | |
| 4754 | GP260671 【普及】【GESP2606 七级】染色 | 0 / 0 | (None) | |
| 3335 | H118 [NOIP 2008 提高组] 双栈排序 | 1 / 1 | 8 | |
| 3298 | NOIPSC2010 [NOIP2010 提高组] 关押罪犯 | 2 / 16 | 7 |
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