ID 题目 显示标签 隐藏标签 AC / 尝试 难度
13215 P14009   [USACO26JAN2] The Chase G 1 / 1 6
13217 P14011   [PA 2016]构树 / Reorganizacja 1 / 1 7
13220 P14014   [PA2016] 任务排序 / Szeregowanie zadań 1 / 1 6
13222 P14016   [NHSPC 2025] 神圣的连线仪式 1 / 2 9
13223 P14017   [NHSPC 2025] 资料中心 1 / 1 8
13225 P14019   [NOISG2019] Rigged Roads 1 / 1 8
13228 P14022   [WC2026]猫和老鼠 1 / 1 10
13229 P14023   [WC2026]画树 1 / 6 10
13230 P14024   [NOISG 2020 Finals] Aesthetic 1 / 1 7
13232 P14026   [Nordic OI 2019] Graph Ordering 1 / 1 8
13233 P14027   [Nordic OI 2020] Christmas Gifts 1 / 2 5
13235 P14029   [ICPC 2025 APC] Cactus Connectivity 1 / 1 6
13237 P14031   [ICPC 2025 APC] Three-Dimensional Embedding 1 / 1 9
13243 P14037   [NFLSPC #6] 所以k小生成树怎么做? 2 / 4 9
13246 P14040   [省选联考 2026] 夜空 / night 1 / 200 10
13248 P14042   [省选联考 2026] 星图 / starmap 1 / 173 10
13250 P14044   [USACO26FEB] All Pairs Shortest Paths P 1 / 1 9
13252 P14046   [USACO26FEB] Min Max Subarrays II P 1 / 1 8
13254 P14048   [USACO26FEB] Picking Flowers G 1 / 1 6
13265 P14059   [CCPC 2023 北京市赛] 最小环 1 / 1 7
13277 P14071   [KTSC 2026] 排序 / Sorting 1 / 3 10
13279 P14073   [ICPC 2021 Jakarta R] Energy Generation 1 / 2 7
13284 P14077   [ICPC 2025 Jakarta R] Maximeter 1 / 1 5
13288 P14081   [ICPC 2024 Jakarta R] Aquatic Dragon 1 / 2 8
13292 P14085   [ICPC 2020 Jakarta R] Forbidden Card 1 / 3 6
13293 P14086   [ICPC 2020 Jakarta R] Writing Tasks 1 / 2 7
13295 P14088   [ICPC 2020 Jakarta R] Tree Beauty 1 / 1 7
13301 P14094   [ICPC 2023 Jakarta R] Contingency Plan 2 1 / 1 6
13307 P14100   [2018 KAIST RUN Spring] Xtreme NP-hard Problem?! 1 / 1 6
13308 P14101   [JAG 2024 Summer Camp #2] Half Plane Painting 1 / 2 7
13310 P14103   [JAG 2023 Summer Camp #3] Convex Polygon MST 1 / 4 9
13313 P14106   [JAG 2023 Summer Camp #2] Disjoint-Sparse-Table Optimization 1 / 2 9
13318 P14111   [JAG 2025 Summer Camp #1] Chairs 1 / 1 7
13320 P14113   [JAG 2025 Summer Camp #2] To All Tha Customers 1 / 3 8
13321 P14114   [JAG 2024 Summer Camp #3] Draw the Tree 1 / 2 9
13323 P14116   [JAG 2024 Summer Camp #3] Ball Passing 1 / 3 9
13326 P14119   [JAG 2025 Summer Camp #2] Strange House 1 / 1 6
13329 P14122   [JAG 2025 Summer Camp #1] Colored Tree and Path 1 / 1 7
13330 P14123   [JAG 2025 Summer Camp #1] Pole 1 / 1 6
13332 P14125   [JAG 2024 Summer Camp #3] Commutativity 1 / 1 7
13335 P14128   [JAG 2024 Summer Camp #2] I Love Square Number 1 / 1 6
13337 P14131   [JAG 2023 Summer Camp #3] Odd trip plans 1 / 1 8
13339 P14133   [JAG 2023 Summer Camp #2] Gemini Tree (Ver.Lapislazuli) 1 / 1 9
13341 P14135   [CTS2025] 仙人掌染色(暂无数据) 0 / 1 10
13342 P14136   [COTS 2025] 数好图 / Promet 1 / 1 9
13345 P14139   行动路线 1 / 1 8
13348 P14142   [JOI 2025 Final] 邮局 / Post Office 1 / 15 9
13349 P14143   [JOI 2024 Final] 路网服务 2 / Road Service 2 1 / 1 9
13351 P14145   [JOI 2024 Final] 礼物交换 / Gift Exchange 1 / 1 8
13355 P14149   [JOIST 2025] 电路 2 / Circuit 2 1 / 1 10
13356 P14150   [JOIST 2025] 多方通信 / Multi Communication 2 / 8 8
13359 P14153   [JOIST 2025] 宇宙怪盗 / Space Thief 1 / 2 10
13360 P14154   [JOIST 2025] 比太郎之旅 2 / Bitaro's Travel 2 1 / 3 7
13369 P14163   [JOIST 2024] 乒乓球 / Table Tennis 1 / 2 9
13370 P14164   [JOIST 2024] 棋盘游戏 / Board Game 1 / 1 9
13372 P14166   [JOIST 2024] 环岛旅行 / Island Hopping 2 / 8 8
13374 P14168   [JOIST 2024] 逃生路线 2 / Escape Route 2 1 / 1 9
13376 P14169   [JOI Final 2026] 多方通信 2 / Multi Communication 2 1 / 2 9
13377 P14170   [JOI Final 2026] JOI 之旅 2 / JOI Tour 2 1 / 3 9
13378 P14172   [JOI 2026 SemiFinal] 新的桥梁 / New Bridge 1 / 1 8
13383 P14177   [JOI Open 2024] 考试 2 / Examination 2 1 / 1 9
13385 P14179   [北大集训 2025]异形工厂 1 / 1 10
13391 P14183   [北大集训 2025]小丑大师的荣耀 1 / 1 10
13398 P14190   [清华集训 2024] 颠倒歌 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
13403 P14195   [清华集训 2014] Router(无数据) 0 / 0 8
13406 P14198   [清华集训 2024] 阿尔塔尔 2 1 / 1 8
13410 P14201   [COCI 2025/2026 #2] 比赛 / Natjecanje 1 / 1 9
13412 P14203   [COCI 2025/2026 #5] 摆放/Slaganje 1 / 1 8
13423 P14214   [ICPC 2026 NAC] Boss Rush 1 / 1 8
13429 P14220   [2026队测系列]编队重排与最小字典序 1 / 2 8
13434 P14225   [2026队测系列]星港远征计划之CNOT 派对 1 / 1 7
13435 P14226   [2026队测系列]星港远征计划之Scapus 1 / 1 8
13444 P14227   [PO Final 2023] 漏斗 / Hopper 1 / 1 9
13446 P14229   [PO Final 2024] 回家/Trafikverket's Mistake 1 / 3 8
13447 P14230   [PO Final 2024] 冰场之舞/The Ice Puzzle 1 / 2 8
13454 P14237   [ICPC 2018 Jakarta R] Boomerangs 1 / 1 6
13455 P14238   [ICPC 2018 Jakarta R] Rotating Gears 1 / 1 8
13456 P14239   [ICPC 2018 Jakarta R] Smart Thief 1 / 4 6
13458 P14241   [JOI Final 2026] JOI 国的节日 3 / 1 / 1 10
13462 P14245   [JOI Final 2026] 集邮 5 / Collecting Stamps 5 1 / 1 9
13463 P14246   [EC Final 2022] Coloring 1 / 3 8
13466 P14249   [EC Final 2022] Magic 1 / 4 7
13467 P14250   [EC Final 2022] Aqre 1 / 5 7
13471 P14254   [OOI 2023] Gasoline prices / 油价 1 / 5 9
13473 P14256   [GCJ 2010 Finals] The Paths of Yin Yang 1 / 2 9
13478 P14261   [GCJ 2012 Finals] Shifting Paths 1 / 1 8
13479 P14262   [GCJ 2012 #3] Lost Password 1 / 1 7
13480 P14263   [GCJ 2012 #2] Descending in the Dark 1 / 1 7
13487 P14270   [GCJ 2015 Finals] Taking Over The World 1 / 1 8
13489 P14272   [GCJ 2016 Finals] Map Reduce 1 / 2 7
13491 P14274   [GCJ 2017 Finals] Teleporters 1 / 1 9
13492 P14275   [GCJ 2017 Finals] Stack Management 1 / 1 8
13498 P14281   [GCJ 2021 Finals] Infinitree 1 / 2 10
13501 P14284   [GCJ 2008 Finals] The Year of Code Jam 1 / 3 7
13502 P14285   [GCJ 2008 AMER SemiFinal] King 1 / 1 8
13504 P14287   [GCJ 2009 Finals] Marbles 1 / 2 8
13505 P14288   [GCJ 2009 Finals] Wi-fi Towers 1 / 1 7
13509 P14292   [GCJ 2009 #3] Football Team 1 / 2 8

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