ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1548 P2520   [HAOI2011] 向量 0 / 0 5
1549 P2521   [HAOI2011] 防线修建 0 / 0 6
1550 P2522   [HAOI2011] Problem b 0 / 0 5
1551 P2523   [HAOI2011] Problem c 0 / 0 6
1659 P2627   [USACO11OPEN] Mowing the Lawn G 0 / 0 4
2059 P3006   [USACO11JAN] Bottleneck G 0 / 0 6
2060 P3007   [USACO11JAN] The Continental Cowngress G 0 / 0 5
2061 P3008   [USACO11JAN] Roads and Planes G 0 / 0 5
2062 P3009   [USACO11JAN] Profits S 0 / 0 2
2063 P3010   [USACO11JAN] Dividing the Gold S 0 / 0 4
2064 P3011   [USACO11JAN] Traffic Lights S 0 / 0 6
2065 P3012   [USACO11FEB] Cowlphabet G 0 / 0 4
2066 P3013   [USACO11FEB] The Lost Cows G 0 / 0 5
2067 P3014   [USACO11FEB] Cow Line S 0 / 0 4
2068 P3015   [USACO11FEB] Best Parenthesis S 0 / 0 3
2069 P3016   [USACO11FEB] The Triangle S 0 / 0 3
2070 P3017   [USACO11MAR] Brownie Slicing G 0 / 0 5
2071 P3018   [USACO11MAR] Tree Decoration G 0 / 0 4
2072 P3019   [USACO11MAR] Meeting Place S 0 / 0 3
2073 P3020   [USACO11MAR] Package Delivery S 0 / 0 3

分类

手气不错

根据当前过滤条件随机选择一道题