ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1831 bzoj#1831  [AHOI2008] 逆序对 3 / 6 10
7265 luogu#B3612  【深进1.例1】求区间和 13 / 23 2
7561 luogu#B3645  数列前缀和 2 0 / 2 3
7562 luogu#B3646  数列前缀和 3 0 / 0 4
44 luogu#P1043  [NOIP2003 普及组] 数字游戏 3 / 6 4
84 luogu#P1083  [NOIP2012 提高组] 借教室 9 / 40 3
115 luogu#P1114  “非常男女”计划 2 / 3 3
148 luogu#P1147  连续自然数和 7 / 14 2
183 luogu#P1182  数列分段 Section II 6 / 9 3
315 luogu#P1314  [NOIP2011 提高组] 聪明的质监员 13 / 55 4
361 luogu#P1360  [USACO07MAR] Gold Balanced Lineup G 2 / 3 5
387 luogu#P1387  最大正方形 5 / 15 3
437 luogu#P1437  [HNOI2004] 敲砖块 2 / 14 5
471 luogu#P1472  [USACO2.3] 奶牛家谱 Cow Pedigrees 2 / 3 5
653 luogu#P1659  [国家集训队] 拉拉队排练 1 / 6 5
687 luogu#P1714  切蛋糕 0 / 2 4
830 luogu#P1865  A % B Problem 3 / 7 3
898 luogu#P1934  封印 0 / 0 3
935 luogu#P1972  [SDOI2009] HH的项链 7 / 19 5
1008 luogu#P2048  [NOI2010] 超级钢琴 5 / 17 6
1169 luogu#P2213  [USACO14MAR] The Lazy Cow S 0 / 0 3
1232 luogu#P2280  [HNOI2003] 激光炸弹 3 / 13 3
1246 luogu#P2294  [HNOI2005] 狡猾的商人 2 / 5 4
1267 luogu#P2316  [HNOI2005] 分形 1 / 1 6
1282 luogu#P2331  [SCOI2005] 最大子矩阵 0 / 0 5
1294 luogu#P2344  [USACO11FEB] Generic Cow Protests G 0 / 0 5
1432 luogu#P2484  [SDOI2011] 打地鼠 1 / 10 5
1459 luogu#P2511  [HAOI2008] 木棍分割 0 / 0 5
1461 luogu#P2513  [HAOI2009] 逆序对数列 0 / 0 3
1516 luogu#P2568  GCD 3 / 4 5
1531 luogu#P2583  地铁间谍 0 / 0 5
1576 luogu#P2629  好消息,坏消息 1 / 2 4
1616 luogu#P2671  [NOIP2015 普及组] 求和 7 / 7 4
1642 luogu#P2697  宝石串 2 / 8 3
1793 luogu#P2856  [USACO06FEB] Cellphones G 0 / 1 4
1794 luogu#P2857  [USACO06FEB] Steady Cow Assignment G 1 / 10 6
1796 luogu#P2859  [USACO06FEB] Stall Reservations S 1 / 2 5
1816 luogu#P2879  [USACO07JAN] Tallest Cow S 1 / 3 4
1893 luogu#P2957  [USACO09OCT] Barn Echoes G 1 / 1 2
1905 luogu#P2969  [USACO09DEC] Music Notes S 0 / 0 2
1992 luogu#P3056  [USACO12NOV] Clumsy Cows S 0 / 0 2
2004 luogu#P3068  [USACO13JAN] Party Invitations S 0 / 0 3
2041 luogu#P3105  [USACO14OPEN] Fair Photography S 0 / 0 5
2044 luogu#P3108  [USACO14OPEN] Cow Optics G 0 / 0 6
2045 luogu#P3109  [USACO14OPEN] Code Breaking G 0 / 0 5
2067 luogu#P3131  [USACO16JAN] Subsequences Summing to Sevens S 2 / 5 2
2074 luogu#P3138  [USACO16FEB] Load Balancing S 1 / 1 3
2090 luogu#P3154  [CQOI2009] 循环赛 1 / 2 6
2109 luogu#P3173  [HAOI2009] 巧克力 0 / 0 3
2170 luogu#P3234  [HNOI2014] 抄卡组 1 / 1 6

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