| #20301 | Ants | |
| #20302 | Hawks | |
| #20303 | Parties | |
| #20304 | Tournament SelectionCCC-J 2016 | |
| #20305 | Magic SquaresCCC-J 2016 | |
| #20306 | Hidden PalindromeCCC-J 2016 | |
| #20307 | Arrival TimeCCC-J 2016 | |
| #20308 | Tandem BicycleCCC-J 2016 | |
| #20309 | RagamanCCC-S 2016 | |
| #20310 | Tandem BicycleCCC-S 2016 | |
| #20311 | Phonomenal ReviewsCCC-S 2016 | |
| #20312 | Combining RiceballsCCC-S 2016 | |
| #20313 | Circle of LifeCCC-S 2016 | |
| #20314 | Quadrant SelectionCCC-J 2017 | |
| #20315 | Shifty SumCCC-J 2017 | |
| #20316 | Exactly ElectricalCCC-J 2017 | |
| #20317 | Favourite TimesCCC-J 2017 | |
| #20318 | Nailed It!CCC-J 2017 | |
| #20319 | Sum GameCCC-S 2017 | |
| #20320 | High Tide, Low TideCCC-S 2017 | |
| #20321 | Nailed It!CCC-S 2017 | |
| #20322 | Minimum Cost FlowCCC-S 2017 | |
| #20323 | RMTCCC-S 2017 | |
| #20324 | Telemarketer or not?CCC-J 2018 | |
| #20325 | Occupy parkingCCC-J 2018 | |
| #20326 | Are we there yet?CCC-J 2018 | |
| #20327 | SunflowersCCC-J 2018 | |
| #20328 | Choose your own pathCCC-J 2018 | |
| #20329 | Voronoi VillagesCCC-S 2018 | |
| #20330 | SunflowersCCC-S 2018 | |
| #20331 | RoboThievesCCC-S 2018 | |
| #20332 | Balanced TreesCCC-S 2018 | |
| #20333 | Maximum Strategic SavingsCCC-S 2018 | |
| #20334 | Winning ScoreCCC-J 2019 | |
| #20335 | Time to DecompressCCC-J 2019 | |
| #20336 | Cold CompressCCC-J 2019 | |
| #20337 | FlipperCCC-J 2019 | |
| #20338 | Rule of ThreeCCC-J 2019 | |
| #20339 | FlipperCCC-S 2019 | |
| #20340 | Pretty Average PrimesCCC-S 2019 | |
| #20341 | Arithmetic SquareCCC-S 2019 | |
| #20342 | TourismCCC-S 2019 | |
| #20343 | Triangle: The Data StructureCCC-S 2019 | |
| #20344 | Dog TreatsCCC-J 2020 | |
| #20345 | EpidemiologyCCC-J 2020 | |
| #20346 | ArtCCC-J 2020 | |
| #20347 | Cyclic ShiftsCCC-J 2020 | |
| #20348 | Escape RoomCCC-J 2020 | |
| #20349 | Surmising a Sprinter’s SpeedCCC-S 2020 | |
| #20350 | Escape RoomCCC-S 2020 | |
| #20351 | Searching for StringsCCC-S 2020 | |
| #20352 | Swapping SeatsCCC-S 2020 | |
| #20353 | Josh’s Double Bacon DeluxeCCC-S 2020 | |
| #20354 | Boiling WaterCCC-J 2021 | |
| #20355 | Silent AuctionCCC-J 2021 | |
| #20356 | Secret InstructionsCCC-J 2021 | |
| #20357 | Arranging BooksCCC-J 2021 | |
| #20358 | Modern ArtCCC-J 2021 | |
| #20359 | Crazy FencingCCC-S 2021 | |
| #20360 | Modern ArtCCC-S 2021 | |
| #20361 | Lunch ConcertCCC-S 2021 | |
| #20362 | Daily CommuteCCC-S 2021 | |
| #20363 | Math HomeworkCCC-S 2021 | |
| #20364 | Cupcake PartyCCC-J 2022 | |
| #20365 | Fergusonball RatingsCCC-J 2022 | |
| #20366 | Harp TuningCCC-J 2022 | |
| #20367 | Good GroupsCCC-J 2022 | |
| #20368 | Square PoolCCC-J 2022 | |
| #20369 | Good Fours and Good FivesCCC-S 2022 | |
| #20370 | Good GroupsCCC-S 2022 | |
| #20371 | Good SamplesCCC-S 2022 | |
| #20372 | Good TripletsCCC-S 2022 | |
| #20373 | Good InfluencersCCC-S 2022 | |
| #20374 | Deliv-e-droidCCC-J 2023 | |
| #20375 | Chili PeppersCCC-J 2023 | |
| #20376 | Special EventCCC-J 2023 | |
| #20377 | TrianglaneCCC-J 2023 | |
| #20378 | CCC Word HuntCCC-J 2023 | |
| #20379 | TrianglaneCCC-S 2023 | |
| #20380 | Symmetric MountainsCCC-S 2023 | |
| #20381 | Palindromic PosterCCC-S 2023 | |
| #20382 | Minimum Cost RoadsCCC-S 2023 | |
| #20383 | The FilterCCC-S 2023 | |
| #20384 | Conveyor Belt SushiCCC-J 2024 | |
| #20385 | Dusa And The YobisCCC-J 2024 | |
| #20386 | Bronze CountCCC-J 2024 | |
| #20387 | Troublesome KeysCCC-J 2024 | |
| #20388 | Harvest WaterlooCCC-J 2024 | |
| #20389 | Hat CircleCCC-S 2024 | |
| #20390 | Heavy-Light CompositionCCC-S 2024 | |
| #20391 | SwipeCCC-S 2024 | |
| #20392 | Painting RoadsCCC-S 2024 | |
| #20393 | Chocolate Bar PartitionCCC-S 2024 | |
| #20394 | Roller Coaster RideCCC-J 2025 | |
| #20395 | Donut ShopCCC-J 2025 | |
| #20396 | Product CodesCCC-J 2025 | |
| #20397 | Sunny DaysCCC-J 2025 | |
| #20398 | Connecting TerritoriesCCC-J 2025 | |
| #20399 | Positioning Peter’s PaintingsCCC-S 2025 | |
| #20400 | Cryptogram Cracking ClubCCC-S 2025 | |