ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
---|---|---|---|---|
315 | P1099 [NOIP2007 提高组] 树网的核 | 2 / 13 | 9 | |
421 | P2272 [ZJOI2007] 最大半连通子图 | 0 / 0 | (None) | |
267 | P2880 [USACO07JAN] Balanced Lineup G | 16 / 18 | 5 | |
385 | P4170 [CQOI2007] 涂色 | 7 / 23 | 7 |
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