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

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