209 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1916 P2873   [USACO07DEC] Mud Puddles S 0 / 0 2
1917 P2874   [USACO07FEB] Building A New Barn G 0 / 0 5
1918 P2875   [USACO07FEB] The Cow Lexicon S 0 / 0 5
1919 P2876   [USACO07JAN] Problem Solving G 0 / 0 5
1920 P2877   [USACO07JAN] Cow School G 0 / 0 6
1921 P2878   [USACO07JAN] Protecting the Flowers S 0 / 0 3
1922 P2879   [USACO07JAN] Tallest Cow S 0 / 0 4
1923 P2880   [USACO07JAN] Balanced Lineup G 0 / 0 3
1924 P2881   [USACO07MAR] Ranking the Cows G 0 / 0 4
1925 P2882   [USACO07MAR] Face The Right Way G 0 / 0 4
1926 P2883   [USACO07MAR] Cow Traffic S 0 / 0 5
1927 P2884   [USACO07MAR] Monthly Expense S 0 / 0 3
1928 P2885   [USACO07NOV] Telephone Wire G 0 / 0 5
1929 P2886   [USACO07NOV] Cow Relays G 1 / 1 5
1930 P2887   [USACO07NOV] Sunscreen G 0 / 0 3
1931 P2888   [USACO07NOV] Cow Hurdles S 0 / 0 3
1932 P2889   [USACO07NOV] Milking Time S 0 / 0 3
1933 P2890   [USACO07OPEN] Cheapest Palindrome G 0 / 0 5
1934 P2891   [USACO07OPEN] Dining G 0 / 0 6
2996 P2892   [NOI2007] 追捕盗贼 0 / 0 7

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