ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1907 P2853   [USACO06DEC] Cow Picnic S 0 / 0 3
1908 P2854   [USACO06DEC] Cow Roller Coaster S 0 / 0 4
1909 P2855   [USACO06DEC] River Hopscotch S 0 / 0 3
1910 P2856   [USACO06FEB] Cellphones G 0 / 0 4
1911 P2857   [USACO06FEB] Steady Cow Assignment G 0 / 0 6
1912 P2858   [USACO06FEB] Treats for the Cows G/S 0 / 0 3
1913 P2859   [USACO06FEB] Stall Reservations S 0 / 0 5
1914 P2860   [USACO06JAN] Redundant Paths G 0 / 0 5
1915 P2861   [USACO06JAN] Roping the Field G 0 / 0 5
1916 P2862   [USACO06JAN] Corral the Cows G 0 / 0 4
1917 P2863   [USACO06JAN] The Cow Prom S 0 / 0 4
1918 P2864   [USACO06JAN] The Grove S 0 / 0 5
1919 P2865   [USACO06NOV] Roadblocks G 0 / 0 5
1920 P2866   [USACO06NOV] Bad Hair Day S 0 / 0 3
1921 P2867   [USACO06NOV] Big Square S 0 / 0 4
2501 P3434   [POI 2006] KRA-The Disks 0 / 0 5
2502 P3435   [POI 2006] OKR-Periods of Words 0 / 0 5
2503 P3436   [POI 2006] PRO-Professor Szu 0 / 0 6
2504 P3437   [POI 2006] TET-Tetris 3D 0 / 0 5
2505 P3438   [POI 2006] ZAB-Frogs 0 / 0 6

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