ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1977 lg8868   [NOIP2022] 比赛 1 / 5 10
6970 lg8897   [USACO22DEC] Cow College B 20 / 43 4
6971 lg8898   [USACO22DEC] Feeding the Cows B 5 / 8 10
6972 lg8899   [USACO22DEC] Reverse Engineering B 5 / 13 9
6973 lg8900   [USACO22DEC] Barn Tree S 6 / 28 8
6974 lg8901   [USACO22DEC] Circular Barn S 5 / 12 9
6975 lg8902   [USACO22DEC] Range Reconstruction S(spj) 3 / 16 9
7606 lg8903   [USACO22DEC] Bribing Friends G 7 / 23 7
7604 lg8904   *【STL:set】[USACO22DEC] Mountains G 13 / 52 7
7608 lg8905   [USACO22DEC] Strongest Friendship Group G 6 / 15 8
7603 lg8906   [USACO22DEC] Breakdown P 6 / 18 8
7605 lg8907   [USACO22DEC] Making Friends P 6 / 21 8
7607 lg8908   [USACO22DEC] Palindromes P 6 / 23 8
12520 lg8950   [YsOI2022] 道路修建 1 / 3 10
6976 lg9010   [USACO23JAN] Leaders B 14 / 70 7
6977 lg9011   [USACO23JAN] Air Cownditioning II B 10 / 19 6
6978 lg9012   [USACO23JAN] Moo Operations B 18 / 35 4
6979 lg9013   [USACO23JAN] Find and Replace S 6 / 36 8
6980 lg9014   [USACO23JAN] Following Directions S 4 / 8 10
6981 lg9015   [USACO23JAN] Moo Route S 5 / 11 9
7592 lg9016   [USACO23JAN] Find and Replace G 9 / 19 7
7593 lg9017   [USACO23JAN] Lights Off G 10 / 39 7
7594 lg9018   [USACO23JAN] Moo Route G 10 / 17 6
7674 lg9019   [USACO23JAN] Tractor Paths P 7 / 20 8
7675 lg9020   [USACO23JAN] Mana Collection P 6 / 33 8
7676 lg9021   [USACO23JAN] Subtree Activation P 9 / 52 8
7100 lg9030   [COCI 2022/2023 #1] Berilij 1 / 2 10
7101 lg9031   [COCI 2022/2023 #1] Iksevi 3 / 4 10
7102 lg9032   [COCI 2022/2023 #1] Neboderi 3 / 18 9
7442 lg9073   [WC/CTS2023] 楼梯 1 / 1 10
7443 lg9074   [WC/CTS2023] 比赛 1 / 1 10
7444 lg9075   [WC/CTS2023] 树据结构 1 / 5 10
6982 lg9121   [USACO23FEB] Hungry Cow B 16 / 63 7
6983 lg9122   [USACO23FEB] Stamp Grid B 12 / 28 6
6984 lg9123   [USACO23FEB] Watching Mooloo B 27 / 59 4
6985 lg9124   [USACO23FEB] Bakery S 6 / 31 8
6986 lg9125   [USACO23FEB] Cow-libi S 6 / 33 8
6987 lg9126   [USACO23FEB] Moo Route II S 8 / 24 7
7595 lg9127   [USACO23FEB] Equal Sum Subarrays G 9 / 19 7
7596 lg9128   [USACO23FEB] Fertilizing Pastures G 7 / 35 8
7597 lg9129   [USACO23FEB] Piling Papers G 7 / 15 8
7677 lg9130   [USACO23FEB] Hungry Cow P 6 / 21 8
7678 lg9131   [USACO23FEB] Problem Setting P 5 / 16 8
7679 lg9132   [USACO23FEB] Watching Cowflix P 4 / 19 9
7467 lg9166   [省选联考 2023] 火车站 8 / 14 8
7468 lg9167   [省选联考 2023] 城市建造 2 / 3 10
7469 lg9168   [省选联考 2023] 人员调度 1 / 2 10
7470 lg9169   [省选联考 2023] 过河卒 4 / 12 9
7471 lg9170   [省选联考 2023] 填数游戏 1 / 1 10
7472 lg9171   [省选联考 2023] 染色数组 1 / 3 10
7448 lg9174   [COCI 2022/2023 #4] Bojanje 1 / 1 10
7449 lg9175   [COCI 2022/2023 #4] Mreža 3 / 11 9
7450 lg9176   [COCI 2022/2023 #4] Vrsta 6 / 13 8
7464 lg9179   [COCI 2022/2023 #5] Logaritam 6 / 13 8
7465 lg9180   [COCI 2022/2023 #5] Slastičarnica 1 / 1 10
7466 lg9181   [COCI 2022/2023 #5] Zastave 1 / 1 10
6988 lg9183   [USACO23OPEN] FEB B 6 / 12 9
6989 lg9184   [USACO23OPEN] Moo Language B 3 / 26 9
6990 lg9185   [USACO23OPEN] Rotate and Shift B 4 / 10 9
6991 lg9186   [USACO23OPEN] Milk Sum S 7 / 19 7
6992 lg9187   [USACO23OPEN] Field Day S 7 / 16 8
6993 lg9188   [USACO23OPEN] Pareidolia S 4 / 15 9
7680 lg9189   [USACO23OPEN] Custodial Cleanup G 5 / 12 9
7681 lg9190   [USACO23OPEN] Pareidolia G 14 / 24 5
7682 lg9191   [USACO23OPEN] Tree Merging G 1 / 3 10
7683 lg9192   [USACO23OPEN] Pareidolia P 4 / 10 9
7684 lg9193   [USACO23OPEN] Good Bitstrings P 5 / 5 10
7685 lg9194   [USACO23OPEN] Triples of Cows P 3 / 5 10
10172 lg9195   [JOI Open 2016] JOIRIS 1 / 1 10
10171 lg9196   [JOI Open 2016] 销售基因链 1 / 1 10
10170 lg9197   [JOI Open 2016] 摩天大楼 1 / 2 10
404 lg9233   *【树上启发式合并】子树的不同颜色数目相同[洛谷9233]蓝桥杯 2023 省 A颜色平衡树 67 / 302 7
7478 lg9329   [JOIST 2023] 两种货币 / Two Currencies 1 / 1 10
7479 lg9330   [JOIST 2023] JOI 国的节日 2 / Festivals in JOI Kingdom 2 1 / 1 10
7480 lg9331   [JOIST 2023] 护照 / Passport 1 / 1 10
7481 lg9332   [JOIST 2023] 传送带 / Belt Conveyor 1 / 1 10
7482 lg9333   [JOIST 2023] 议会 / Council 1 / 1 10
7483 lg9334   [JOIST 2023] 水羊羹 2 / Mizuyokan 2 1 / 1 10
7484 lg9338   [JOIST 2023] 合唱 / Chorus 1 / 1 10
7485 lg9339   [JOIST 2023] 曲奇 / Cookies 1 / 1 10
7286 lg9340   [JOIST 2023] 旅行 / Tourism 2 / 6 10
7287 lg9341   [JOIST 2023] 警卫 / Security Guard 1 / 1 10
7288 lg9342   [JOIST 2023] 比太郎之旅 / Bitaro's Travel 1 / 1 10
9050 lg9349    [JOI 2023 Final] 石子排列 2 / Stone Arranging 2 1 / 1 10
9051 lg9350    [JOI 2023 Final] 宣传 2 / Advertisement 2 1 / 1 10
9052 lg9351   [JOI 2023 Final] 迷宫 / Maze 1 / 1 10
9053 lg9352    [JOI 2023 Final] 训猫 / Cat Exercise 1 / 1 10
9054 lg9353    [JOI 2023 Final] 现代机器 / Modern Machine 1 / 2 10
7476 lg9370   [APIO2023] 赛博乐园 / cyberland 1 / 5 10
7477 lg9371   [APIO2023] 序列 / sequence 1 / 3 10
7289 lg9478   [NOI2023] 方格染色 8 / 156 9
7290 lg9479   [NOI2023] 桂花树 2 / 7 10
7291 lg9480   [NOI2023] 深搜 1 / 8 10
7292 lg9481   [NOI2023] 贸易 1 / 2 10
7293 lg9482   [NOI2023] 字符串 1 / 2 10
7294 lg9483   [NOI2023] 合并书本 1 / 2 10
7295 lg9512   [JOI Open 2023] 古代机器 2 1 / 1 10
7296 lg9513   [JOI Open 2023] 细胞自动机 1 / 2 10
7297 lg9514   [JOI Open 2023] 花园 1 / 1 10
7218 lg9520   [JOIST 2022] 监狱 / Jail 1 / 2 10

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