239 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2011 P2957   [USACO09OCT] Barn Echoes G 0 / 0 2
2012 P2958   [USACO09OCT] Papaya Jungle G 0 / 0 2
2013 P2959   [USACO09OCT] The Leisurely Stroll G 0 / 0 2
2014 P2960   [USACO09OCT] Invasion of the Milkweed G 0 / 0 3
2015 P2961   [USACO09NOV] Who Brings the Cookies? G 0 / 0 6
2016 P2962   [USACO09NOV] Lights G 0 / 0 5
2017 P2963   [USACO09NOV] Cow Rescue G 0 / 0 4
2018 P2964   [USACO09NOV] A Coin Game S 0 / 0 5
2019 P2965   [USACO09NOV] The Grand Farm-off S 0 / 0 2
2020 P2966   [USACO09DEC] Cow Toll Paths G 0 / 0 5
2021 P2967   [USACO09DEC] Video Game Troubles G 0 / 0 5
2022 P2968   [USACO09DEC] Bobsledding S 0 / 0 4
2023 P2969   [USACO09DEC] Music Notes S 0 / 0 2
2024 P2970   [USACO09DEC] Selfish Grazing S 0 / 0 2
2216 P3153   [CQOI2009] 跳舞 0 / 0 6
2217 P3154   [CQOI2009] 循环赛 0 / 0 5
2218 P3155   [CQOI2009] 叶子的染色 0 / 0 5
2235 P3173   [HAOI2009] 巧克力 0 / 0 3
2236 P3174   [HAOI2009] 毛毛虫 0 / 0 4
2261 P3199   [HNOI2009] 最小圈 0 / 0 6

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