ID Problem Show tags Hide tags AC / Tried Difficulty
12294 P12495  [集训队互测 2024] 链覆盖 0 / 0 7
12286 P12502  「ROI 2025 Day1」天狼星的换班 0 / 0 5
12331 P12537  [XJTUPC 2025] 罗斯飞鸽 0 / 0 5
12410 P12613  [CCC 2025 Junior] Connecting Territories 0 / 0 2
12418 P12621  [ICPC 2025 NAC] Circle of Leaf 0 / 0 5
12436 P12639  [UOI 2020] Topological Sorting of a Tree 0 / 0 6
12450 P12650  [KOI 2024 Round 2] 双 v 字形涂色 0 / 0 5
12459 P12658  [KOI 2023 Round 1] 格子游戏 0 / 0 3
11455 P12674  「LAOI-8」Count 0 / 0 3
12115 P12678  Brooklyn Round 1 & NNOI Round 1 B - Gift 0 / 0 4
12477 P12687  [KOI 2022 Round 1] 鹅卵石 0 / 0 3
11521 P12717  [Algo Beat Contest 002 D] Distance of Trip 0 / 0 3
11526 P12719  [Algo Beat Contest 002 F] Famous Basketball Games 0 / 0 5
12509 P12730  [KOI 2021 Round 2] 美食推荐 0 / 0 6
12521 P12747  [POI 2016 R3] 巡游 Parade 0 / 0 4
12539 P12761  [POI 2018 R2] 列车员 Conductor 0 / 0 6
12599 P12819  [NERC 2021] Fancy Stack 0 / 0 5
12606 P12830  [蓝桥杯 2025 国 B] 新型锁 0 / 0 3
12609 P12833  [蓝桥杯 2025 国 B] 斐波那契字符串 0 / 0 3
12656 P12880  [蓝桥杯 2025 国 C] 数字配对 0 / 0 4
12658 P12882  [蓝桥杯 2025 国 C] 数列染色 0 / 0 4
12665 P12889  [蓝桥杯 2025 国 Java B] 情绪链路 0 / 0 2
12667 P12891  [蓝桥杯 2025 国 Java B] 瓷砖填充 0 / 0 3
12682 P12895  [POI 2019/2020 R2] 假期 Wakacje Bajtazara 0 / 0 4
12674 P12903  [NERC 2020] Digits 0 / 0 5
12688 P12912  [POI 2020/2021 R2] 收拾背包 / Pakowanie plecaka 0 / 0 6
11234 P12930  [USACO4.3] 逢低吸纳 Buy Low, Buy Lower 加强版 0 / 0 5
12752 P12950  [GCJ Farewell Round #1] Untie 0 / 0 3
12766 P12964  [GCJ Farewell Round #4] Old Gold 0 / 0 6
12768 P12966  [CCO 2025] Asteroid Mining 0 / 0 5
12783 P12986  [GCJ 2022 #1A] Weightlifting 0 / 0 5
12787 P12988  [GCJ 2022 #1B] Controlled Inflation 0 / 0 4
12795 P12996  [GCJ 2022 #2] I, O Bot 0 / 0 6
12803 P13004  [GCJ 2022 Finals] Schrödinger and Pavlov 0 / 0 6
12719 P13008  【MX-X13-T3】「KDOI-12」只有失去光明,才能逃脱黑暗。 0 / 0 4
12720 P13009  【MX-X13-T4】「KDOI-12」好胜是人的本能,功利是社会的本性。 0 / 0 4
12728 P13011  【MX-X13-T6】「KDOI-12」能做到的也只不过是静等缘分耗尽的那一天。 0 / 0 6
12830 P13015  [GESP202506 六级] 学习小组 0 / 0 2
12833 P13018  [GESP202506 七级] 调味平衡 0 / 0 3
12807 P13022  [GCJ 2021 Qualification] Moons and Umbrellas 0 / 0 3
12817 P13028  [GCJ 2021 #1A] Hacked Exam 0 / 0 5
12820 P13031  [GCJ 2021 #1B] Digit Blocks 0 / 0 5
12837 P13036  [GCJ 2021 #2] Matrygons 0 / 0 4
12838 P13037  [GCJ 2021 #2] Hidden Pancakes 0 / 0 5
12843 P13042  [GCJ 2021 #3] Binary Search Game 0 / 0 7
12847 P13046  [GCJ 2021 Finals] Divisible Divisions 0 / 0 6
12871 P13066  [GCJ 2020 #3] Naming Compromise 0 / 0 4
12872 P13067  [GCJ 2020 #3] Thermometers 0 / 0 6
12885 P13085  [SCOI2009] windy 数(加强版) 0 / 0 5
12902 P13118  [GCJ 2019 #2] Contransmutation 0 / 0 6
12912 P13128  [GCJ 2019 Finals] Go To Considered Helpful 0 / 0 6
13140 P13138  [GCJ 2018 #1A] Edgy Baking 0 / 0 4
13142 P13140  [GCJ 2018 #1B] Mysterious Road Signs 0 / 0 5
13146 P13144  [GCJ 2018 #1C] Ant Stack 0 / 0 5
13148 P13146  [GCJ 2018 #2] Graceful Chainsaw Jugglers 0 / 0 4
13160 P13156  [GCJ 2018 Finals] The Cartesian Job 0 / 0 7
13161 P13157  [GCJ 2018 Finals] Swordmaster 0 / 0 7
13174 P13170  [GCJ 2017 #1C] Core Training 0 / 0 7
13175 P13171  [GCJ 2017 #2] Fresh Chocolate 0 / 0 3
13182 P13178  [GCJ 2017 #3] Slate Modern 0 / 0 7
13185 P13180  [GCJ 2017 Finals] Operation 0 / 0 6
13189 P13184  [GCJ 2017 Finals] Teleporters 0 / 0 7
13205 P13199  [GCJ 2016 #2] Red Tape Committee 0 / 0 4
13207 P13201  [GCJ 2016 #2] Freeform Factory 0 / 0 6
13212 P13206  [GCJ 2016 Finals] Integeregex 0 / 0 7
13213 P13207  [GCJ 2016 Finals] Family Hotel 0 / 0 6
13216 P13210  [GCJ 2016 Finals] Radioactive Islands 0 / 0 7
13229 P13222  [GCJ 2015 #1C] Typewriter Monkey 0 / 0 4
13234 P13227  [GCJ 2015 #2] Drum Decorator 0 / 0 6
13237 P13230  [GCJ 2015 #3] Runaway Quail 0 / 0 6
13238 P13231  [GCJ 2015 #3] Log Set 0 / 0 5
13240 P13233  [GCJ 2015 Finals] Costly Binary Search 0 / 0 6
13242 P13235  [GCJ 2015 Finals] Pretty Good Proportion 0 / 0 6
13258 P13255  [GCJ 2014 #1C] Enclosure 0 / 0 6
13264 P13261  [GCJ 2014 #3] Last Hit 0 / 0 5
13266 P13263  [GCJ 2014 #3] Willow 0 / 0 7
13271 P13268  [GCJ 2014 Finals] Allergy Testing 0 / 0 6
13283 P13272  [NOI2025] 序列变换 0 / 0 7
13289 P13289  [GCJ 2013 #1B] Falling Diamonds 0 / 0 4
13290 P13290  [GCJ 2013 #1B] Garbled Email 0 / 0 5
13303 P13301  [GCJ 2013 #3] Observation Wheel 0 / 0 6
13308 P13306  [GCJ 2013 Finals] Let Me Tell You a Story 0 / 0 6
13325 P13323  [GCJ 2012 #1C] Box Factory 0 / 0 5
13329 P13327  [GCJ 2012 #2] Descending in the Dark 0 / 0 7
13340 P13336  [GCJ 2012 Finals] Shifting Paths 0 / 0 7
13349 P13345  [EGOI 2025] IMO 0 / 0 6
13372 P13367  [GCJ 2011 #1A] Pseudominion 0 / 0 6
13398 P13391  [GCJ 2010 #1A] Make it Smooth 0 / 0 4
13402 P13395  [GCJ 2010 #1B] Your Rank is Pure 0 / 0 4
13405 P13398  [GCJ 2010 #1C] Making Chess Boards 0 / 0 5
13413 P13406  [GCJ 2010 #3] Different Sum 0 / 0 6
13414 P13407  [GCJ 2010 Finals] Letter Stamper 0 / 0 6
13415 P13408  [GCJ 2010 Finals] City Tour 0 / 0 5
13417 P13410  [GCJ 2010 Finals] Travel Plan 0 / 0 5
13418 P13411  [GCJ 2010 Finals] Ninjutsu 0 / 0 7
13429 P13417  [COCI 2012/2013 #4] DLAKAVAC 0 / 0 3
13437 P13425  [COCI 2020/2021 #1] Bajka 0 / 0 3
13442 P13430  [GCJ 2009 Qualification] Welcome to Code Jam 0 / 0 3
13445 P13433  [GCJ 2009 #1A] Collecting Cards 0 / 0 5
13451 P13439  [GCJ 2009 #1C] Bribe the Prisoners 0 / 0 4

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