ID Problem Show tags Hide tags AC / Tried Difficulty
10607 P11170   「CMOI R1」图上交互题 / Constructive Minimum Xor Path 0 / 0 7
10725 P11252   [KTSC 2024 R2] 岛屿 0 / 0 8
10768 P11298   [NOISG 2018 Prelim] Island 0 / 0 5
10900 P11360   [CEOI 2015] 管道 0 / 0 8
10947 P11380   [GESP202412 八级] 排队 0 / 0 5
11009 P11454   [USACO24DEC] 2D Conveyer Belt S 0 / 0 7
10854 P11640   Graph 0 / 0 6
11469 P11726   [JOIG 2025] 最悪の記者 5 / Worst Reporter 5 0 / 0 7
11356 P11762   [IAMOI R1] 走亲访友 0 / 0 7
11498 P11811   [PA 2015] 人赢 / Mistrzostwa 0 / 0 5
11501 P11812   [PA 2015] 精确打击 / Kontrmanifestacja 0 / 0 8
11658 P11832   [省选联考 2025] 图排列 0 / 0 9
11456 P11892   [XRCOI Round 1] C. 草萤有耀终非火 0 / 0 7
11512 P11954   「ZHQOI R1」删边 0 / 0 6
11947 P12026   [USACO25OPEN] Compatible Pairs S 0 / 0 6
11839 P12041   [USTCPC 2025] 图上交互题 2 / Constructive Minimum Mex Path 0 / 0 5
11840 P12042   [USTCPC 2025] 图上交互题 3 / Constructive Maximum Mex Path 0 / 0 6
11841 P12043   [USTCPC 2025] 图上交互题4 / Constructive Shortest Path 0 / 0 6
12084 P12301   [ICPC 2022/2023 WF] Turning Red 0 / 0 6
12197 P12318   [蓝桥杯 2024 国研究生组] 分割字符串 0 / 0 6
12198 P12319   [蓝桥杯 2024 国研究生组] 最短路 0 / 0 7
12219 P12343   [蓝桥杯 2025 省 AB/Python B 第二场] 树上寻宝 0 / 0 3
12256 P12403   [COI 2025] 象掌兽 / Lirili Larila 0 / 0 9
11397 P12407   「CZOI-R3」数字变换 0 / 0 7
11801 P12604   「FAOI-R6」魂灵之影 0 / 0 7
12449 P12649   [KOI 2024 Round 2] 收集彩球 0 / 0 6
12570 P12790   [NERC 2022] Amazing Trick 0 / 0 7
12621 P12845   [蓝桥杯 2025 国 A] 连锁反应【数据强度待检验】 0 / 0 8
12649 P12873   [蓝桥杯 2025 国 Python A] 哨兵 0 / 0 3
12650 P12874   [蓝桥杯 2025 国 Python A] 巡逻 0 / 0 5
12761 P12959   [GCJ Farewell Round #3] The Decades of Coding Competitions 0 / 0 6
12800 P13001   [GCJ 2022 Finals] Wonderland Chase 0 / 0 7
12831 P13016   [GESP202506 六级] 最大因数 0 / 0 5
12832 P13017   [GESP202506 七级] 线图 0 / 0 5
12835 P13020   [GESP202506 八级] 遍历计数 0 / 0 6
12823 P13034   [GCJ 2021 #1C] Double or NOTing 0 / 0 8
12841 P13040   [GCJ 2021 #3] Square Free 0 / 0 8
12845 P13044   [GCJ 2021 Finals] Slide Circuits 0 / 0 8
12747 P13097   [FJCPC 2025] 割点 0 / 0 6
12902 P13118   [GCJ 2019 #2] Contransmutation 0 / 0 8
13152 P13150   [GCJ 2018 #3] Name-Preserving Network 0 / 0 8
13180 P13176   [GCJ 2017 #3] Good News and Bad News 0 / 0 7
13188 P13183   [GCJ 2017 Finals] Stack Management 0 / 0 9
13189 P13184   [GCJ 2017 Finals] Teleporters 0 / 0 9
13197 P13191   [GCJ 2016 #1A] BFFs 0 / 0 6
13202 P13196   [GCJ 2016 #1C] Slides! 0 / 0 6
13207 P13201   [GCJ 2016 #2] Freeform Factory 0 / 0 8
13209 P13203   [GCJ 2016 #3] Forest University 0 / 0 7
13210 P13204   [GCJ 2016 #3] Rebel Against The Empire 0 / 0 8
13243 P13236   [GCJ 2015 Finals] Taking Over The World 0 / 0 9
13255 P13252   [GCJ 2014 #1B] The Bored Traveling Salesman 0 / 0 8
13282 P13271   [NOI2025] 机器人 0 / 0 6
13278 P13284   [GCJ 2013 Qualification] Treasure 0 / 0 8
13298 P13296   [GCJ 2013 #2] Erdős–Szekeres 0 / 0 7
13302 P13300   [GCJ 2013 #3] Are We Lost Yet? 0 / 0 8
13321 P13319   [GCJ 2012 #1B] Tide Goes In, Tide Goes Out 0 / 0 6
13336 P13332   [GCJ 2012 Finals] Zombie Smash 0 / 0 7
13360 P13356   [GDCPC 2024] 图 0 / 0 8
13382 P13377   [GCJ 2011 #2] A.I. War 0 / 0 7
13385 P13380   [GCJ 2011 #3] Perpetual Motion 0 / 0 7
13408 P13401   [GCJ 2010 #2] Bacteria 0 / 0 7
13444 P13432   [GCJ 2009 #1A] Crossing the Road 0 / 0 6
13448 P13436   [GCJ 2009 #1B] Square Math 0 / 0 7
13458 P13446   [GCJ 2009 #3] Football Team 0 / 0 8
13527 P13506   [OOI 2024] Parallel Universes 0 / 0 8
13522 P13524   [KOI 2025 #2] 跳跃 0 / 0 7
13291 P13564   「CZOI-R5」奶龙 0 / 0 5
13581 P13572   [CCPC 2024 重庆站] 合成大西瓜 0 / 0 5
13107 P13624   [ICPC 2024 APC] There and Back Again 0 / 0 7
13625 P13638   [NWRRC 2021] Kaleidoscopic Route 0 / 0 6
13660 P13708   [NWERC 2023] Isolated Island 0 / 0 8
12992 P13714   淘汰(Hard ver.) 0 / 0 8
13071 P13715   In the End 0 / 0 9
13423 P13823   「Diligent-OI R2 C」所谓伊人 0 / 0 6
12980 P13836   微观戏剧(Constructive ver.) 0 / 0 5
13873 P13956   [ICPC 2023 Nanjing R] 等价重写 0 / 0 5
13968 P14065   [PO Final 2022] 对弈 / Laserschack 0 / 0 6
14021 P14077   [GESP202509 七级] 连通图 0 / 0 3
13525 P14116   [IAMOI R4] 序列 0 / 0 6
12984 P14141   「SFMOI Round II」Strange Mortar Game(Part1) 0 / 0 8
13704 P14146   朝花 0 / 0 7
12960 P14184   有向无权图删边最短路 0 / 0 9
14147 P14235   [COI 2011] 卡车 / KAMION 0 / 0 7
14196 P14307   【MX-J27-T4】点灯 0 / 0 6
14236 P14362   [CSP-S 2025] 道路修复 1 / 1 7
14252 P14383   [JOISC 2017] 港口设施 / Port Facility 0 / 0 8
14255 P14387   [JOISC 2017] 火车旅行 / Railway Trip 0 / 0 8
14257 P14389   [JOISC 2017] 幽深府邸 / Long Mansion 0 / 0 8
14269 P14402   [JOISC 2016] 危险的滑冰 / Dangerous Skating 0 / 0 8
14288 P14423   [JOISC 2014] 有趣的交朋友 / Making Friends is Fun 0 / 0 6
14404 P14450   [ICPC 2025 Xi'an R] Directed Acyclic Graph 0 / 0 9
14429 P14484   [集训队互测 2018] 最小方差生成树 0 / 0 9
14434 P14489   [集训队互测 2018] 小修和小栋生成树 0 / 0 9
14376 P14506   【模板】弦图 0 / 0 8
14397 P14515   [NFLSPC #8] 小 P,小 W,棒棒糖 0 / 0 8
14456 P14529   [RMI 2018] 攀爬者 / Climbers 0 / 0 7
14377 P14536   [OII 2025] 路灯收集 / Raccogli i lampioni 0 / 0 6
14452 P14561   [CXOI2025] 我常常追忆过去 0 / 0 9
14335 P14581   [LNCPC 2025] 海鸥奇遇 0 / 0 8
14385 P14615   [2019 KAIST RUN Fall] Capital 0 / 0 5

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