ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1924 P2881  [USACO07MAR] Ranking the Cows G 0 / 0 4
1925 P2882  [USACO07MAR] Face The Right Way G 0 / 0 5
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 4
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
1936 P2893  [USACO08FEB] Making the Grade G 0 / 0 5
1937 P2894  [USACO08FEB] Hotel G 0 / 0 5
1938 P2895  [USACO08FEB] Meteor Shower S 0 / 0 3
1939 P2896  [USACO08FEB] Eating Together S 0 / 0 3
1940 P2897  [USACO08JAN] Artificial Lake G 0 / 0 5
1941 P2898  [USACO08JAN] Haybale Guessing G 0 / 0 6
1942 P2899  [USACO08JAN] Cell Phone Network G 0 / 0 5
1943 P2900  [USACO08MAR] Land Acquisition G 0 / 0 6

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