924 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
6551 P7529  [USACO21OPEN] Permutation G 0 / 0 6
6552 P7530  [USACO21OPEN] United Cows of Farmer John P 0 / 0 6
6553 P7531  [USACO21OPEN] Routing Schemes P 0 / 0 7
6554 P7532  [USACO21OPEN] Balanced Subsets P 0 / 0 6
6514 P7555  [USACO21OPEN] Maze Tac Toe S 0 / 0 (无)
6515 P7556  [USACO21OPEN] Do You Know Your ABCs? S 0 / 0 3
6516 P7557  [USACO21OPEN] Acowdemia S 0 / 0 3
7151 P7984  [USACO21DEC] Tickets P 0 / 0 6
7152 P7985  [USACO21DEC] Paired Up P 0 / 0 6
7153 P7986  [USACO21DEC] HILO P 0 / 0 5
7154 P7987  [USACO21DEC] Paired Up G 0 / 0 5
7155 P7988  [USACO21DEC] HILO G 0 / 0 5
7156 P7989  [USACO21DEC] Bracelet Crossings G 0 / 0 4
7157 P7990  [USACO21DEC] Closest Cow Wins S 0 / 0 5
7158 P7991  [USACO21DEC] Connecting Two Barns S 0 / 0 3
7159 P7992  [USACO21DEC] Convoluted Intervals S 0 / 0 3
7160 P7993  [USACO21DEC] Lonely Photo B 0 / 0 2
7161 P7994  [USACO21DEC] Air Cownditioning B 0 / 0 3
7162 P7995  [USACO21DEC] Walking Home B 0 / 0 3
7235 P8090  [USACO22JAN] Herdle B 0 / 0 1

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根据当前过滤条件随机选择一道题

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