ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2031 P2977   [USACO10JAN] Cow Telephones G 0 / 0 5
2046 P2992   [USACO10OPEN] Triangle Counting G 0 / 0 6
2047 P2994   [USACO10OCT] Dinner Time S 0 / 0 4
2055 P3002   [USACO10DEC] Threatening Letter G 0 / 0 6
2077 P3024   [USACO11OPEN] Cow Checkers S 0 / 0 5
2087 P3034   [USACO11DEC] Cow Photography G/S 0 / 0 5
2126 P3073   [USACO13FEB] Tractor S 0 / 0 4
2152 P3099   [USACO14JAN] Cow Curling G 0 / 0 5
2164 P3111   [USACO14DEC] Cow Jog S 0 / 0 3
2177 P3124   [USACO15OPEN] Trapped in the Haybales S 0 / 0 5
2195 P3142   [USACO16OPEN] Field Reduction S 0 / 0 3
2198 P3145   [USACO16OPEN] Splitting the Field G 0 / 0 4
2224 P3162   [CQOI2012] 组装 0 / 0 6
2235 P3173   [HAOI2009] 巧克力 0 / 0 3
2246 P3184   [USACO16DEC] Counting Haybales S 0 / 0 2
2279 P3217   [HNOI2011] 数矩形 0 / 0 6
2305 P3243   [HNOI2015] 菜肴制作 0 / 0 5
2307 P3245   [HNOI2016] 大数 0 / 0 6
2384 P3322   [SDOI2015] 排序 0 / 0 5
2455 P3619   魔法 0 / 0 4

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