ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1786 P2779   [AHOI2016初中组] 黑白序列 0 / 0 5
1819 P2787   语文1(chin1)- 理理思维 0 / 0 5
1880 P2824   [HEOI2016/TJOI2016] 排序 0 / 0 6
1879 P2846   [USACO08NOV] Light Switching G 0 / 0 4
1899 P2856   [USACO06FEB] Cellphones G 0 / 0 4
1902 P2859   [USACO06FEB] Stall Reservations S 0 / 0 5
1905 P2862   [USACO06JAN] Corral the Cows G 0 / 0 4
1937 P2894   [USACO08FEB] Hotel G 0 / 0 5
1941 P2898   [USACO08JAN] Haybale Guessing G 0 / 0 5
8328 P2931   [USACO09HOL] Pearl Bracelet G【征集 SPJ】 0 / 0 (无)
2023 P2982   [USACO10FEB] Slowing down G 0 / 0 5
2046 P3006   [USACO11JAN] Bottleneck G 0 / 0 6
2077 P3038   [USACO11DEC] Grass Planting G 0 / 0 5
2111 P3072   [USACO13FEB] Perimeter S 0 / 0 5
2117 P3078   [USACO13MAR] Poker Hands S 0 / 0 3
2121 P3082   [USACO13MAR] Necklace G 0 / 0 5
2123 P3084   [USACO13OPEN] Photo G 0 / 0 6
2136 P3097   [USACO13DEC] Optimal Milking G 0 / 0 5
2147 P3108   [USACO14OPEN] Cow Optics G 0 / 0 6
2159 P3120   [USACO15FEB] Cow Hopscotch G 0 / 0 5