ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1091 P1912   0x20搜索(0x26广搜变形:优先队列BFS)例题1:[UVA11367] Full Tank? 24 / 50 4
1103 P1924   0x20搜索(练习)6:[USACO09NOV] The Chivalrous Cow B 20 / 49 5
1133 P1954   *【归并排序:逆序对】奇数码问题 37 / 87 4
1267 P1973   *【模拟(难度:7)】数列编辑器[hdu4699] 34 / 119 6
1274 P1979   E12*【单调队列】长度不超过m的最大连续子段 68 / 305 7
1294 P1995   0x10基本数据结构(练习)2:表达式计算4 17 / 34 4
1297 P1998   [USACO08OCT] Building A Fence G 27 / 37 1
1309 P2011   [USACO08OCT] Wheel Rotation G 25 / 52 4
1310 P2012   0x30数学知识(0x33 同余)例题1:最幸运的数字[POJ3696] 21 / 93 7
415 P2025   *【容斥原理】[CF451E] Devu and Flowers 15 / 27 4
432 P2042   0x30数学知识(练习)13:守卫者的挑战[CH3B13] 11 / 14 7
1317 P2045   *【博弈SG】魔法珠 13 / 39 6
1318 P2046   [USACO08JAN] Running S 15 / 21 4
1322 P2050   [USACO08JAN] Haybale Guessing G 40 / 66 2
1359 P2087   *【动态规划:区间二维一边推】最长公共上升子序列 51 / 163 6
1365 P2093   (已测)0x50 动态规划(0x52 背包)例题1:数字组合 45 / 76 2
1410 P2137   0x50 动态规划(练习)12:【UVA10559】 方块消除 Blocks 17 / 36 5
1420 P2147   0x50 动态规划(练习)22:最大子矩阵 21 / 31 3
1423 P2150   E58*【四边形优化DP】邮局 [IOI2000](加强版) 17 / 29 4
1427 P2154   0x50 动态规划(练习)29:P10963 Islands and Bridges 15 / 48 6
1432 P2159   D110【模板】【最短路:floyd求最小环】[CEOI 1999] Sightseeing trip 40 / 165 7
1433 P2160   [USACO07DEC] Best Cow Line G 23 / 71 6
1439 P2166   *【树形DP:树的直径】树网的核[NOIP提高组2007] 25 / 192 8
1445 P2172   E79 树上背包 [P1270] “访问”美术馆 20 / 99 7
1446 P2173   E79 树上背包 [P3360] 偷天换日 25 / 76 6
1448 P2175   [USACO07OCT] Super Paintball G 21 / 71 6
1452 P2178   *【缩点】加边+统计割边[POJ3694]网络(好题) 34 / 262 8
1457 P2183   *【拓扑综合(难度:9)】北大ACM队的远足 22 / 116 8
1497 P2223   *【最小费用流】回家[POJ2195] 21 / 67 6
1499 P2225   0x60图论(练习)28:排版幻灯片 15 / 41 6
1503 P2229   [USACO09OPEN] Bovine Embroidery G 9 / 12 8
1512 P2238   逆序对数列 2 / 7 10
1522 P2248   [GDKOI2023 普及组]城市建设 4 / 97 9
1526 P2252   [GDKOI2023 普及组]Macaron 黄 13 / 192 9
1536 P2262   *【最短路+DP】矩阵逃离 21 / 74 6
1568 P2284   [USACO11JAN] Bottleneck G 1 / 2 10
1571 P2287   *【最短路:dijkstra算法】单源最短路[USACO09OPEN] Hide and Seek S 34 / 163 7
1577 P2293   *【最短路】出发点到两点的最短距离[USACO10DEC] Apple Delivery S 19 / 55 6
1584 P2300   *【贪心】牛抢座位[USACO10OCT] Dinner Time S 26 / 186 8
1679 P2314   【计算几何:半平面交】[USACO10MAR] StarCowraft G 4 / 13 9
1694 P2321   *【并查集】判断两点是否连通[USACO10JAN] Tea Time S 24 / 29 1
1735 P2333   [USACO09NOV] A Coin Game S 5 / 10 9
1738 P2336   [USACO09NOV] Lights G 4 / 15 9
1806 P2387   [USACO09HOL] Holiday Painting G 1 / 4 10
1824 P2405   *【状态压缩DP】涂抹果酱 3 / 6 10
1833 P2414   *【最短路】[BalticOI 2002] 双调路径 8 / 31 7
1842 P2423   CLB的切糕(cake) 0 / 2 10
1863 P2444   *【欧拉路径(难度:8)】几笔画问题[Ant Trip] 3 / 5 10
1864 P2445   [USACO07MAR] Face The Right Way G 2 / 4 10
1873 P2454   E47 单调队列优化DP [POI 2004] 旅行问题 4 / 11 9
1883 P2463   *【割点】求两点之间的割点[ZJOI2004] 嗅探器 26 / 105 7
1885 P2465   *【割点】求删点后连通块的数目[CTUOpen2004]电力 14 / 86 8
1892 P2472   *【动态规划】书的复制 14 / 26 5
1903 P2479   倍数子串(timestr) 6 / 11 9
1904 P2480   六形棋(chess) 4 / 8 10
1905 P2481   糖果共享(share) 6 / 9 9
1906 P2482   参数拟合(min) 1 / 2 10
1910 P2486   [USACO07JAN] Problem Solving G 7 / 13 8
1911 P2487   [USACO07JAN] Cow School G 0 / 0 (无)
1912 P2488   [USACO06DEC] Cow Picnic S 2 / 8 10
1913 P2489   [USACO06DEC] Cow Roller Coaster S 1 / 1 10
1914 P2490   [USACO06DEC] River Hopscotch S 1 / 1 10
1919 P2495   [USACO06NOV] Big Square S 0 / 0 (无)
1920 P2496   0x50 动态规划(练习)28:圆形数字[USACO06NOV] Round Numbers S 2 / 2 10
1924 P2500   lemon的spj程序 4 / 5 10
1925 P2501   HUSTOJ的spj程序(1001为例) 3 / 3 10
1929 P2505   E5_2 两个排列的最长公共子序列 26 / 166 8
1930 P2506   测试程序运行时间 2 / 6 10
1932 P2508   专题负责人列表 2 / 2 10
1933 P2509   算法竞赛编程变量命名指南 3 / 3 10
1934 P2510   makedown学习 3 / 3 10
1941 P2517   [USACO06OPEN] County Fair Events S 0 / 0 (无)
1957 P2533   [欧拉图]混合图欧拉回路 2 / 5 10
1961 P2537   [欧拉图]欧拉子图计数2 1 / 2 10
1964 P2540   [欧拉图]欧拉路径计数2 1 / 1 10
1965 P2541   [欧拉图]木棒 2 / 4 10
2024 P2600   E5_3 最长公共上升子序列LCIS1️⃣ 33 / 180 8
2035 P2611   *【STL:deque】序列 (sequence) 35 / 123 6
2048 P2624   [USACO13OPEN] Yin and Yang G 6 / 68 9
2057 P2633   [USACO13FEB] Milk Scheduling S 2 / 6 10
2068 P2644   [USACO12DEC] Wifi Setup S 0 / 0 (无)
2077 P2653   [USACO12NOV] Balanced Trees G 0 / 0 (无)
2109 P2685   [USACO11NOV] Tile Exchanging S 1 / 4 10
2112 P2688   顶点赋值路径复合(Vertex Set Path Composite) 2 / 10 10
2134 P2710   排兵布阵 12 / 70 8
2174 P2750   [USACO05JAN] Sumsets S 0 / 0 (无)
2178 P2754   [USACO05JAN] The Wedding Juicer G 0 / 1 10
2181 P2757   D08 [USACO04DEC] Bad Cowtractors S 7 / 15 8
2186 P2762   [USACO04OPEN] Turning in Homework G 0 / 0 (无)
2188 P2764   [USACO04OPEN] Cube Stacking 0 / 0 (无)
2194 P2770   [USACO04OPEN] Cave Cows 4 1 / 1 10
2229 P2805   USACO(59)线段树5:懒惰的奶牛P4876 [USACO14MAR] The Lazy Cow G 2 / 2 10
2247 P2823   USACO(77)Bellman-Ford 2:奶牛观光 3 / 4 10
2249 P2825   【最短路】领取巧克力 [USACO10FEB] Chocolate Giving S 11 / 19 6
2334 P2877   【单调队列】又买饲料[USACO10NOV] Buying Feed G 5 / 17 8
2612 P2961   [USACO05DEC] Barn Expansion G 4 / 7 10
2624 P2973   *【贪心】保护花朵[USACO07JAN] Protecting the Flowers S 22 / 45 4
2625 P2974   USACO(28)贪心进阶2:奶牛杂技[Cow Acrobats, 2005 Nov] 6 / 9 9
2638 P2987   *【搜索好题】埃及分数[USACO97Jan]Babylonian Fractions 3 / 8 10
2644 P2993   *【并查集】真话假话[USACO13JAN] Liars and Truth Tellers B 27 / 76 5

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