ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1883 P2839   [国家集训队] middle 0 / 0 8
8307 P2840   纸币问题 2 0 / 0 3
1889 P2841   A*B Problem 0 / 0 7
8306 P2842   纸币问题 1 0 / 0 3
1888 P2843   暗杀 0 / 0 7
1792 P2845   [USACO15DEC] Switching on the Lights S 0 / 0 6
1879 P2846   [USACO08NOV] Light Switching G 0 / 0 6
1890 P2847   [USACO16DEC] Moocast G 0 / 0 5
1892 P2848   [USACO16DEC] Cow Checklist G 0 / 0 6
1887 P2849   [USACO14DEC] Marathon S 0 / 0 5
1893 P2850   [USACO06DEC] Wormholes G 0 / 0 6
1894 P2851   [USACO06DEC] The Fewest Coins G 0 / 0 7
1895 P2852   [USACO06DEC] Milk Patterns G 0 / 0 6
1896 P2853   [USACO06DEC] Cow Picnic S 0 / 0 5
1897 P2854   [USACO06DEC] Cow Roller Coaster S 0 / 0 6
1898 P2855   [USACO06DEC] River Hopscotch S 0 / 0 5
1899 P2856   [USACO06FEB] Cellphones G 0 / 0 6
1900 P2857   [USACO06FEB] Steady Cow Assignment G 0 / 0 8
1901 P2858   [USACO06FEB] Treats for the Cows G/S 2 / 2 5
1902 P2859   [USACO06FEB] Stall Reservations S 0 / 0 6

分类

试试手气

根据当前过滤条件随机选择一道题