| #11301 | Beautiful BraceletsM(IT)^2 2025 Spring Invitational - Finals | |
| #11302 | MashupM(IT)^2 2025 Spring Invitational - Finals | |
| #11303 | Escape RoomM(IT)^2 2025 Spring Invitational - Finals | |
| #11304 | Scary SubsequencesM(IT)^2 2025 Spring Invitational - Finals | |
| #11305 | Polynomial EquationM(IT)^2 2025 Spring Invitational - Finals | |
| #11309 | Mischievous Problem SetterCCPC Final 2018 | |
| #11310 | Balance of the ForceCCPC Final 2018 | |
| #11311 | GCD LandCCPC Final 2018 | |
| #11312 | CubeCCPC Final 2018 | |
| #11313 | Mr. Panda and CactusCCPC Final 2018 | |
| #11314 | ConesCCPC Final 2018 | |
| #11315 | Pastoral Life in Stardew ValleyCCPC Final 2018 | |
| #11316 | Game on the TreeCCPC Final 2018 | |
| #11317 | CockroachesCCPC Final 2018 | |
| #11318 | Mr. Panda and Sequence PuzzleCCPC Final 2018 | |
| #11319 | Mr. Panda and KakinCCPC Final 2018 | |
| #11320 | Ultra Weak Goldbach's ConjectureCCPC Final 2018 | |
| #11321 | Dogs and CagesCCPC Final 2017 | |
| #11322 | Same DigitCCPC Final 2017 | |
| #11323 | Rich GameCCPC Final 2017 | |
| #11324 | Mr. Panda and CirclesCCPC Final 2017 | |
| #11325 | Evil ForestCCPC Final 2017 | |
| #11326 | Fair LotteryCCPC Final 2017 | |
| #11327 | Alice's StampsCCPC Final 2017 | |
| #11328 | EquidistanceCCPC Final 2017 | |
| #11329 | InkopolisCCPC Final 2017 | |
| #11330 | Subway ChasingCCPC Final 2017 | |
| #11331 | KnightmareCCPC Final 2017 | |
| #11332 | The Third Cup is FreeCCPC Final 2016 | |
| #11333 | WashCCPC Final 2016 | |
| #11334 | Mr. Panda and SurveyCCPC Final 2016 | |
| #11335 | Game LeaderCCPC Final 2016 | |
| #11336 | Problem BuyerCCPC Final 2016 | |
| #11337 | Periodical CicadasCCPC Final 2016 | |
| #11338 | PandalandCCPC Final 2016 | |
| #11339 | Engineer AssignmentCCPC Final 2016 | |
| #11340 | Mr. Panda and CrystalCCPC Final 2016 | |
| #11341 | Worried SchoolCCPC Final 2016 | |
| #11342 | LazorsCCPC Final 2016 | |
| #11343 | Daylight Saving TimeCCPC Final 2016 | |
| #11344 | Secrete Master PlanCCPC 2015 | |
| #11345 | Build TowersCCPC 2015 | |
| #11346 | The Battle of ChibiCCPC 2015 | |
| #11347 | Pick The SticksCCPC 2015 | |
| #11348 | Ba Gua ZhenCCPC 2015 | |
| #11349 | The Battle of GuanduCCPC 2015 | |
| #11350 | Ancient GoCCPC 2015 | |
| #11351 | SudokuCCPC 2015 | |
| #11352 | MahjongCCPC 2015 | |
| #11353 | Walk Around The CampsiteCCPC 2015 | |
| #11354 | Game RoomsCCPC 2015 | |
| #11355 | Huatuo's MedicineCCPC 2015 | |
| #11356 | A Totient QuotientNAC 2025 | |
| #11357 | Circle of LeafNAC 2025 | |
| #11358 | EntrapmentNAC 2025Interactive | |
| #11359 | Geometry RushNAC 2025 | |
| #11360 | Humans vs AINAC 2025 | |
| #11361 | Mob GrinderNAC 2025 | |
| #11362 | Most Scenic CycleNAC 2025 | |
| #11363 | Ornaments on a TreeNAC 2025 | |
| #11364 | Polygon PartitionNAC 2025 | |
| #11365 | Popping BalloonsNAC 2025 | |
| #11366 | SLA TomographyNAC 2025 | |
| #11367 | Solar FarmNAC 2025 | |
| #11368 | This Is Sparta!NAC 2025 | |
| #11369 | JB Loves Math | |
| #11370 | JB Loves Comma | |
| #11371 | JB Wants to Earn Big Money | |
| #11372 | Easy Glide | |
| #11373 | Matrix GameJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11374 | Integer GeneratorJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11375 | Cutting CardsJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11376 | Spell GenerationJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11377 | Grid ColoringJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11378 | Ranking PredictionJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11379 | Monetary SystemJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11380 | Loose SubsequencesJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11381 | Team NamingJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11382 | Puzzle CompetitionJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11383 | TypewriterJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11384 | Route SelectionJiangsu Provincial 2025Guangdong Provincial 2025 | |
| #11391 | Equal Sum SetsAizu Regional 2013 | |
| #11392 | The Last AntAizu Regional 2013 | |
| #11393 | Count the RegionsAizu Regional 2013 | |
| #11394 | Clock HandsAizu Regional 2013 | |
| #11395 | Dragon’s CrullerAizu Regional 2013 | |
| #11396 | Directional ResemblanceAizu Regional 2013 | |
| #11397 | Longest ChainAizu Regional 2013 | |
| #11398 | Don’t Burst the BalloonAizu Regional 2013 | |
| #11399 | Hidden TreeAizu Regional 2013 | |
| #11400 | C(O|W|A*RD*|S)* CROSSWORD PuzzleAizu Regional 2013 | |