ID 题目 显示标签 隐藏标签 AC / 尝试 难度
5048 P6067  [USACO05JAN] Moo Volume S 0 / 0 3
5058 P6080  [USACO05DEC] Cow Patterns G 0 / 0 6
5059 P6081  [USACO05DEC] Barn Expansion G 0 / 0 4
5676 P6710  [BalticOI 2005] Ancient Manuscript 0 / 0 4
5675 P6711  [BalticOI 2005] Polygon 0 / 0 5
5789 P6768  [USACO05MAR] Ombrophobic Bovines 发抖的牛 0 / 0 5
5783 P6770  [USACO05MAR] Checking an Alibi 不在场的证明 0 / 0 3
5776 P6771  [USACO05MAR] Space Elevator 太空电梯 0 / 0 3
5677 P7269  [BalticOI 2005] Magic Parenthesis 0 / 0 (无)
6357 P7368  [USACO05NOV] Asteroids G 0 / 0 5
6847 P7684  [CEOI2005] Depot Rearrangement 0 / 0 6
6851 P7685  [CEOI2005] Mobile Service 0 / 0 5
6852 P7686  [CEOI2005] Multi-key Sorting 0 / 0 2
6853 P7687  [CEOI2005] Critical Network Lines 0 / 0 5
6854 P7688  [CEOI2005] Ticket Office 0 / 0 (无)
7053 P7906  [Ynoi2005] rpxleqxq 0 / 0 7
7519 P7907  [Ynoi2005] rmscne 0 / 0 7
7057 P7908  [Ynoi2005] qwq 0 / 0 7
7326 P8204  [Ynoi2005] tdnmo 0 / 0 6
7327 P8205  [Ynoi2005] vti 0 / 0 7

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根据当前过滤条件随机选择一道题