ID 题目 显示标签 隐藏标签 AC / 尝试 难度
13389 P14178   [JOI Open 2024]图书馆3 0 / 4 9
13385 P14179   [北大集训 2025]异形工厂 1 / 1 10
13387 P14181   [北大集训 2025]三选二 1 / 1 10
13392 P14184   [北大集训 2025]奇迹 1 / 1 4
13393 P14185   [北大集训 2025]无题 1 / 1 7
13394 P14186   [北大集训 2025]复读机 1 / 1 10
13409 P14189   [清华集训 2024]平原 1 / 1 10
13399 P14191   [清华集训 2024] 路南柯 1 / 2 8
13401 P14193   [清华集训 2024] 前往何方 1 / 1 10
13412 P14203   [COCI 2025/2026 #5] 摆放/Slaganje 1 / 1 8
13414 P14205   [CCC 2026 S5] On the Fence 1 / 2 9
13419 P14210   秋季限定生成树问题 1 / 1 9
13422 P14213   [CCPC 2024 哈尔滨站] 子序列计数 1 / 1 9
13424 P14215   [ICPC 2026 NAC] Gemstone Dowsing 1 / 2 7
13425 P14216   [2026队测系列]信号阵列校准 2 / 2 5
13431 P14222   [2026队测系列]星港远征计划之被盗的项链 1 / 1 4
13434 P14225   [2026队测系列]星港远征计划之CNOT 派对 1 / 1 7
13447 P14230   [PO Final 2024] 冰场之舞/The Ice Puzzle 1 / 2 8
13451 P14234   [EC Final 2021] Check Pattern is Bad 1 / 4 5
13452 P14235   [EC Final 2021] Prof. Pang and Ants 1 / 6 10
13454 P14237   [ICPC 2018 Jakarta R] Boomerangs 1 / 1 6
13456 P14239   [ICPC 2018 Jakarta R] Smart Thief 1 / 4 6
13464 P14247   [EC Final 2022] Map 1 / 2 4
13466 P14249   [EC Final 2022] Magic 1 / 4 7
13467 P14250   [EC Final 2022] Aqre 1 / 5 7
13469 P14252   [EC Final 2022] Minimum Suffix 1 / 4 9
13473 P14256   [GCJ 2010 Finals] The Paths of Yin Yang 1 / 2 9
13476 P14259   [GCJ 2011 Finals] Ace in the Hole 1 / 1 7
13477 P14260   [GCJ 2011 Finals] Program within a Program 1 / 1 8
13479 P14262   [GCJ 2012 #3] Lost Password 1 / 1 7
13483 P14266   [GCJ 2014 Finals] ARAM 1 / 1 8
13486 P14269   [GCJ 2015 Qualification] Ominous Omino 1 / 1 4
13489 P14272   [GCJ 2016 Finals] Map Reduce 1 / 2 7
13490 P14273   [GCJ 2016 Finals] Integeregex 1 / 1 7
13496 P14279   [GCJ 2018 Finals] Two-Tiling 1 / 1 7
13497 P14280   [GCJ 2021 #3] Fence Design 1 / 3 8
13499 P14282   [GCJ 2022 Finals] Triangles 1 / 3 10
13500 P14283   [GCJ Farewell Round #3] Game Sort: Part 2 1 / 1 7
13501 P14284   [GCJ 2008 Finals] The Year of Code Jam 1 / 3 7
13504 P14287   [GCJ 2009 Finals] Marbles 1 / 2 8
13509 P14292   [GCJ 2009 #3] Football Team 1 / 2 8
13515 P14298   [GCJ 2011 #3] Mystery Square 1 / 1 7
13516 P14299   [GCJ 2011 #1B] House of Kittens 1 / 1 6
13518 P14301   [GCJ 2012 Finals] Twirling Towards Freedom 1 / 1 8
13519 P14302   [GCJ 2012 Finals] Xeno-archaeology 1 / 1 8
13520 P14303   [GCJ 2012 #3] Quality Food 1 / 1 8
13522 P14305   [GCJ 2012 #1B] Equal Sums 1 / 1 5
13528 P14311   [GCJ 2013 Finals] Graduation Requirements 1 / 1 8
13530 P14313   [GCJ 2013 #3] Are We Lost Yet? 1 / 1 6
13531 P14314   [GCJ 2013 #1A] Good Luck 1 / 2 5
13534 P14317   [GCJ 2014 Finals] Paradox Sort 1 / 1 7
13536 P14319   [GCJ 2014 #3] Crime House 1 / 1 6
13539 P14322   [GCJ 2014 #1C] Enclosure 1 / 1 5
13544 P14327   [GCJ 2015 #3] River Flow 1 / 1 6
13550 P14333   [GCJ 2016 #3] Go++ 1 / 2 5
13553 P14336   [GCJ 2016 #2] The Gardener of Seville 1 / 1 5
13555 P14338   [GCJ 2017 Finals] Spanning Planning 1 / 1 8
13557 P14340   [GCJ 2017 #3] Mountain Tour 1 / 1 6
13558 P14341   [GCJ 2017 #2] Shoot the Turrets 1 / 2 8
13560 P14343   [GCJ 2017 Qualification] Fashion Show 1 / 1 6
13561 P14344   [GCJ 2018 #3] Fence Construction 1 / 1 7
13562 P14345   [GCJ 2018 #3] Raise the Roof 1 / 1 8
13563 P14346   [GCJ 2019 Finals] Sorting Permutation Unit 1 / 1 8
13566 P14349   [GCJ 2019 #2] New Elements: Part 2 1 / 1 6
13568 P14351   [GCJ 2020 Qualification] Indicium 1 / 1 5
13569 P14352   [GCJ 2021 #3] Square Free 1 / 1 6
13570 P14353   [GCJ 2022 #1C] Squary 1 / 2 4
13571 P14354   [GCJ 2022 Finals] Slide Parade 1 / 1 8
13572 P14355   [GCJ 2022 #2] Saving the Jelly 1 / 1 6
13573 P14356   [PA 2026] Prüfer 序列 / Kod Prüfera 1 / 3 10
13576 P14359   [CCO 2025] Balanced Integer 1 / 1 9
13577 P14360   [CCO 2025] Patrol Robot 1 / 1 9
13585 P14368   [ICPC 2024 NAC] Champernowne Substring 1 / 1 8
13588 P14371   [ICPC 2024 NAC] Square of Triangles 1 / 1 8
13598 P14381   [ICPC 2022 NAC] Ranked Choice Spoiling 1 / 1 4
13601 P14384   [ICPC 2021 NAC] Special Cycle 1 / 2 7
13608 P14391   [ICPC 2017 NAIPC] Incremental Double Free Strings 1 / 1 7
13613 P14396   [ICPC 2017 NAIPC] Maximum Color Clique 1 / 1 8
13616 P14399   [ICPC 2018 NAIPC] Winter Festival 1 / 1 8
13618 P14401   [ICPC 2019 NAIPC] Cutting Strings 1 / 2 7
13633 P14416   [PA 2026] 多重桥牌 / Multi-brydż 1 / 1 9
13650 P14433   [VKOSHP 2025] Strange Sum 1 / 1 7
13663 P14446   [2025 Southeast USA Regional]One Way Only 1 / 1 4
13664 P14447   [2025 Southeast USA Regional Contest Divi 2]Swap for Palindrome 1 / 1 6
13669 P14452   [2023 Big South Division 1]Eccentric Excursion 1 / 1 8
13670 P14453   [2023 Big South Division 1]Matrix Fraud 1 / 1 6
13673 P14456   [2022 Southeast USA Regional Division 1]Color Tubes 1 / 2 6
13674 P14457   [2022 Southeast USA Regional Division 2]Alchemy 1 / 2 4
13675 P14458   [2021 Southeast USA Regional Contest Division 1]Fail Them All! 1 / 2 6
13677 P14460   [2021 Southeast USA Regional Contest Division 1]XOR Island 1 / 2 6
13688 P14471   [湖北省选模拟 2024] 玩具销售员 / tartaglia 1 / 4 8
13693 P14476   [2025年广东省队集训]排列 1 / 1 10
13696 P14479   [2025年广东省队集训]树上邻邻域数点 1 / 1 10
13699 P14482   [2025年广东省队集训]栈 1 / 1 9
13705 P14486   [2025年广东省队集训]序列变换 1 / 1 8
13713 P14494   [2025年广东省队集训]这是第三题 1 / 1 8
13714 P14495   [2025年广东省队集训]硬币 1 / 1 9
13718 P14501   [2026年省队模拟联测]树 1 / 1 7
13724 P14507   [2026年省队模拟联测]网络 1 / 1 6
13725 P14508   [2026年省队模拟联测]模拟赛需要签到题 1 / 1 4

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