ID 题目 显示标签 隐藏标签 AC / 尝试 难度
5085 P6067   [USACO05JAN] Moo Volume S 0 / 0 3
5095 P6080   [USACO05DEC] Cow Patterns G 0 / 0 6
5096 P6081   [USACO05DEC] Barn Expansion G 0 / 0 4
5717 P6710   [BalticOI 2005] Ancient Manuscript 0 / 0 4
5716 P6711   [BalticOI 2005] Polygon 0 / 0 5
5833 P6768   [USACO05MAR] Ombrophobic Bovines 发抖的牛 0 / 0 5
5825 P6770   [USACO05MAR] Checking an Alibi 不在场的证明 0 / 0 3
5818 P6771   [USACO05MAR] Space Elevator 太空电梯 0 / 0 3
5718 P7269   [BalticOI 2005] Magic Parenthesis 0 / 0 (无)
6491 P7368   [USACO05NOV] Asteroids G 0 / 0 5
6993 P7684   [CEOI 2005] Depot Rearrangement 0 / 0 6
6997 P7685   [CEOI 2005] Mobile Service 0 / 0 5
6998 P7686   [CEOI 2005] Multi-key Sorting 0 / 0 2
6999 P7687   [CEOI 2005] Critical Network Lines 0 / 0 5
7000 P7688   [CEOI 2005] Ticket Office 0 / 0 5
7219 P7906   [Ynoi2005] rpxleqxq 0 / 0 7
7076 P7907   [Ynoi2005] rmscne 0 / 0 7
7224 P7908   [Ynoi2005] qwq 0 / 0 7
7532 P8204   [Ynoi2005] tdnmo 0 / 0 6
7533 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