ID 题目 显示标签 隐藏标签 AC / 尝试 难度
9487 P9952   [USACO20OPEN] Social Distancing I B 0 / 0 3
9488 P9953   [USACO20OPEN] Social Distancing II B 0 / 0 2
9489 P9954   [USACO20OPEN] Cowntact Tracing B 0 / 0 3
9490 P9955   [USACO20DEC] Do You Know Your ABCs? B 0 / 0 1
9491 P9956   [USACO20DEC] Daisy Chains B 0 / 0 2
9492 P9957   [USACO20DEC] Stuck in a Rut B 0 / 0 3
9493 P9958   [USACO19JAN] Shell Game B 0 / 0 2
9494 P9959   [USACO19JAN] Sleepy Cow Sorting B 0 / 0 2
9495 P9960   [USACO19JAN] Guess the Animal B 0 / 0 2
9519 P9974   [USACO23DEC] Candy Cane Feast B 0 / 0 3
9521 P9975   [USACO23DEC] Cowntact Tracing 2 B 0 / 0 3
9531 P9976   [USACO23DEC] Farmer John Actually Farms B 0 / 0 3
9532 P9977   [USACO23DEC] Bovine Acrobatics S 0 / 0 4
9533 P9978   [USACO23DEC] Cycle Correspondence S 0 / 0 3
9534 P9979   [USACO23DEC] Target Practice S 0 / 0 4
9535 P9980   [USACO23DEC] Flight Routes G 0 / 0 4
9536 P9981   [USACO23DEC] Minimum Longest Trip G 0 / 0 4
9538 P9982   [USACO23DEC] Haybale Distribution G 0 / 0 4
9539 P9983   [USACO23DEC] Cowntact Tracing P 0 / 0 7
9540 P9984   [USACO23DEC] A Graph Problem P 0 / 0 6

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