ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1975 P3039  [USACO12JAN] Delivery Route S 0 / 0 6
1976 P3040  [USACO12JAN] Bale Share S 0 / 0 3
1977 P3041  [USACO12JAN] Video Game G 0 / 0 6
1978 P3042  [USACO12JAN] Cow Run G 0 / 0 6
1979 P3043  [USACO12JAN] Bovine Alliance G 0 / 0 5
1980 P3044  [USACO12FEB] Relocation S 0 / 0 5
1981 P3045  [USACO12FEB] Cow Coupons G 1 / 1 5
1982 P3046  [USACO12FEB] Symmetry G 0 / 0 5
1983 P3047  [USACO12FEB] Nearby Cows G 1 / 6 4
1984 P3048  [USACO12FEB] Cow IDs S 0 / 0 5
1985 P3049  [USACO12MAR] Landscaping S 0 / 0 4
1986 P3050  [USACO12MAR] Large Banner G 1 / 1 6
1987 P3051  [USACO12MAR] Haybale Restacking G 0 / 0 5
1988 P3052  [USACO12MAR] Cows in a Skyscraper G 2 / 11 4
1989 P3053  [USACO12OPEN] Unlocking Blocks S 0 / 0 5
1990 P3054  [USACO12OPEN] Running Laps S 0 / 0 4
1991 P3055  [USACO12OPEN] Tied Down G 0 / 0 5
1992 P3056  [USACO12NOV] Clumsy Cows S 0 / 0 2
1993 P3057  [USACO12NOV] Distant Pastures S 0 / 1 4
1994 P3058  [USACO12NOV] Balanced Cow Breeds G/S 0 / 0 4
1995 P3059  [USACO12NOV] Concurrently Balanced Strings G 0 / 0 6
1996 P3060  [USACO12NOV] Balanced Trees G 0 / 0 6
1997 P3061  [USACO12DEC] Crazy Fences S 0 / 0 6
1998 P3062  [USACO12DEC] Wifi Setup S 0 / 0 3
1999 P3063  [USACO12DEC] Milk Routing S 0 / 3 4
2000 P3064  [USACO12DEC] Gangs of Istanbull/Cowstantinople G 0 / 0 5
2001 P3065  [USACO12DEC] First! G 0 / 0 5
2002 P3066  [USACO12DEC] Running Away From the Barn G 0 / 0 5
2003 P3067  [USACO12OPEN] Balanced Cow Subsets G 1 / 4 5
2095 P3159  [CQOI2012] 交换棋子 1 / 3 6
2096 P3160  [CQOI2012] 局部极小值 0 / 0 6
2097 P3161  [CQOI2012] 模拟工厂 1 / 5 6
2098 P3162  [CQOI2012] 组装 0 / 0 6
2155 P3219  [HNOI2012] 三角形覆盖问题 0 / 2 5
2156 P3220  [HNOI2012] 与非 0 / 0 6
2157 P3221  [HNOI2012] 双十字 0 / 0 6
2158 P3222  [HNOI2012] 射箭 0 / 0 6
2159 P3223  [HNOI2012] 排队 3 / 7 4
2160 P3224  [HNOI2012] 永无乡 5 / 7 6
2161 P3225  [HNOI2012] 矿场搭建 2 / 9 6
2162 P3226  [HNOI2012] 集合选数 1 / 6 6
2187 P3251  [JLOI2012] 时间流逝 0 / 0 6
2188 P3252  [JLOI2012] 树 2 / 4 3
2465 P3530  [POI2012] FES-Festival 0 / 0 6
2466 P3531  [POI2012] LIT-Letters 0 / 0 5
2467 P3532  [POI2012] ODL-Distance 0 / 0 6
2468 P3533  [POI2012] RAN-Rendezvous 0 / 0 6
2469 P3534  [POI2012] STU-Well 0 / 0 6
2470 P3535  [POI2012] TOU-Tour de Byteotia 0 / 0 4
2471 P3536  [POI2012] BON-Vouchers 0 / 0 5

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