| #5201 | Cactus Meets TorusNERC 2022 | |
| #5202 | DominoesNERC 2022 | |
| #5203 | Easy AssemblyNERC 2022 | |
| #5204 | FootballNERC 2022 | |
| #5205 | Game of QuestionsNERC 2022 | |
| #5206 | Hot and ColdNERC 2022Interactive | |
| #5207 | Interactive Factorial GuessingNERC 2022Interactive | |
| #5208 | Jumbled TreesNERC 2022 | |
| #5209 | King's PuzzleNERC 2022 | |
| #5210 | Lisa's SequencesNERC 2022 | |
| #5211 | A+BPA 2022 Runda próbna | |
| #5212 | PalindromPA 2022 Runda próbna | |
| #5213 | 仙人掌ZJOI 2017 Day 1 | |
| #5214 | 树状数组ZJOI 2017 Day 1 | |
| #5215 | 多项式ZJOI 2017 Day 1 | |
| #5216 | 汉诺塔ZJOI 2017 Day 2 | |
| #5217 | 线段树ZJOI 2017 Day 2 | |
| #5218 | 字符串ZJOI 2017 Day 2 | |
| #5219 | 随机树生成器ZJOI 2016 Day 1 | |
| #5220 | 旅行者ZJOI 2016 Day 1 | |
| #5221 | 小星星ZJOI 2016 Day 1 | |
| #5222 | 大森林ZJOI 2016 Day 2 | |
| #5223 | 线段树ZJOI 2016 Day 2 | |
| #5224 | 电阻网络ZJOI 2016 Day 2 | |
| #5225 | ML ModelingFacebook Hacker Cup | |
| #5226 | Emerald ExhibitingFacebook Hacker Cup | |
| #5227 | Tile TransposingFacebook Hacker Cup | |
| #5228 | Alphabet AdventuringFacebook Hacker Cup | |
| #5229 | Hazelnut HarvestingFacebook Hacker Cup | |
| #5230 | Cup CounterbalancingFacebook Hacker Cup | |
| #5231 | Ornitolog 2 [B]PA 2022 Runda 1 | |
| #5232 | Liczenie punktów [C]PA 2022 Runda 1 | |
| #5233 | Wielki Zderzacz Termionów [A]PA 2022 Runda 1 | |
| #5234 | Muzyka pop 2 [C]PA 2022 Runda 2 | |
| #5235 | Podwyżki [B]PA 2022 Runda 2 | |
| #5236 | Wersja dla profesjonalistów [A]PA 2022 Runda 2 | |
| #5237 | Drybling Bajtessiego [B]PA 2022 Runda 3 | |
| #5238 | Fotografia [C]PA 2022 Runda 3 | |
| #5239 | Mędrcy [A]PA 2022 Runda 3 | |
| #5240 | Łamigłówka [C]PA 2022 Runda 4 | |
| #5241 | Miny [A]PA 2022 Runda 4 | |
| #5242 | Płótno [B]PA 2022 Runda 4 | |
| #5243 | Bakterie [A]PA 2022 Runda 5 | |
| #5244 | Drzewa rozpinające [A]PA 2022 Runda 5 | |
| #5245 | Chodzenie po linie [B]PA 2022 Runda 5 | |
| #5246 | Nawiasowe podziały [B]PA 2022 Runda 5 | |
| #5247 | Walizki [C]PA 2022 Runda 5 | |
| #5248 | Wieczór gier [C]PA 2022 Runda 5 | |
| #5249 | BanditsCERC 2022 | |
| #5250 | Combination LocksCERC 2022 | |
| #5251 | ConstellationsCERC 2022 | |
| #5252 | DeforestationCERC 2022 | |
| #5253 | DenormalizationCERC 2022 | |
| #5254 | DifferencesCERC 2022 | |
| #5255 | Greedy DrawersCERC 2022 | |
| #5256 | InsertionsCERC 2022 | |
| #5257 | Money LaunderingCERC 2022 | |
| #5258 | MortgageCERC 2022 | |
| #5259 | Skills in PillsCERC 2022 | |
| #5260 | The GameCERC 2022 | |
| #5261 | Kolorowy wążXXX Olimpiada Informatyczna – I etapPOI 2022 Stage 1 | |
| #5262 | Płytkie nawiasowaniaXXX Olimpiada Informatyczna – I etapPOI 2022 Stage 1 | |
| #5263 | Pociąg towarowyXXX Olimpiada Informatyczna – I etapPOI 2022 Stage 1 | |
| #5264 | WyprzedzanieXXX Olimpiada Informatyczna – I etapPOI 2022 Stage 1 | |
| #5265 | ZbożeXXX Olimpiada Informatyczna – I etapPOI 2022 Stage 1 | |
| #5266 | Absolutely FlatNWRRC 2022 | |
| #5267 | Bricks in the WallNWRRC 2022 | |
| #5268 | Computer NetworkNWRRC 2022 | |
| #5269 | Dice GridNWRRC 2022 | |
| #5270 | Easily Distinguishable TrianglesNWRRC 2022 | |
| #5271 | Focusing on CostsNWRRC 2022 | |
| #5272 | Greatest Common DivisorNWRRC 2022 | |
| #5273 | Hidden DigitsNWRRC 2022 | |
| #5274 | IQ GameNWRRC 2022 | |
| #5275 | Joking?NWRRC 2022 | |
| #5276 | K-Shaped FiguresNWRRC 2022 | |
| #5277 | Limited SwapsNWRRC 2022 | |
| #5278 | Mex and CardsNWRRC 2022 | |
| #5279 | New TimeNWRRC 2022 | |
| #5280 | Depot Rearrangement | |
| #5296 | 平面图WC 2013 | |
| #5297 | 糖果公园WC 2013 | |
| #5298 | 小 Q 运动季WC 2013Output Only | |