ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1536 P2521   [HAOI2011] 防线修建 0 / 0 6
1537 P2522   [HAOI2011] Problem b 0 / 0 5
1538 P2523   [HAOI2011] Problem c 0 / 0 6
1647 P2627   [USACO11OPEN] Mowing the Lawn G 0 / 0 4
2046 P3006   [USACO11JAN] Bottleneck G 0 / 0 6
2047 P3007   [USACO11JAN] The Continental Cowngress G 0 / 0 5
2048 P3008   [USACO11JAN] Roads and Planes G 0 / 0 5
2049 P3009   [USACO11JAN] Profits S 0 / 0 2
2050 P3010   [USACO11JAN] Dividing the Gold S 0 / 0 4
2051 P3011   [USACO11JAN] Traffic Lights S 0 / 0 6
2052 P3012   [USACO11FEB] Cowlphabet G 0 / 0 4
8329 P3013   [USACO11FEB] The Lost Cows G 0 / 0 5
2053 P3014   [USACO11FEB] Cow Line S 0 / 0 4
2054 P3015   [USACO11FEB] Best Parenthesis S 0 / 0 3
2055 P3016   [USACO11FEB] The Triangle S 0 / 0 3
2056 P3017   [USACO11MAR] Brownie Slicing G 0 / 0 5
2057 P3018   [USACO11MAR] Tree Decoration G 0 / 0 4
2058 P3019   [USACO11MAR] Meeting Place S 0 / 0 3
2059 P3020   [USACO11MAR] Package Delivery S 0 / 0 3
2060 P3021   [USACO11MAR] Bovine Bridge Battle S 0 / 0 3