ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1908 P2865   [USACO06NOV] Roadblocks G 0 / 0 7
1909 P2866   [USACO06NOV] Bad Hair Day S 0 / 0 5
1910 P2867   [USACO06NOV] Big Square S 0 / 0 6
1911 P2868   [USACO07DEC] Sightseeing Cows G 1 / 12 7
1912 P2869   [USACO07DEC] Gourmet Grazers G 0 / 0 7
1913 P2870   [USACO07DEC] Best Cow Line G 0 / 0 6
1914 P2871   [USACO07DEC] Charm Bracelet S 0 / 0 3
1915 P2872   [USACO07DEC] Building Roads S 0 / 0 5
1916 P2873   [USACO07DEC] Mud Puddles S 0 / 0 3
1917 P2874   [USACO07FEB] Building A New Barn G 0 / 0 7
1918 P2875   [USACO07FEB] The Cow Lexicon S 0 / 0 7
1919 P2876   [USACO07JAN] Problem Solving G 0 / 0 7
1920 P2877   [USACO07JAN] Cow School G 0 / 0 8
1921 P2878   [USACO07JAN] Protecting the Flowers S 0 / 0 5
1922 P2879   [USACO07JAN] Tallest Cow S 0 / 0 5
1923 P2880   [USACO07JAN] Balanced Lineup G 0 / 0 5
1924 P2881   [USACO07MAR] Ranking the Cows G 0 / 0 6
1925 P2882   [USACO07MAR] Face The Right Way G 0 / 0 6
1926 P2883   [USACO07MAR] Cow Traffic S 0 / 0 5
1927 P2884   [USACO07MAR] Monthly Expense S 0 / 0 5

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