| 1 | 世界地图 |
| 2 | 原题识别 |
| 3 | 荣誉称号 |
| 4 | 切树游戏 |
| 5 | 文本校正 |
| 6 | The Profiteer |
| 7 | Dynamic Reachability |
| 8 | New Equipments III |
| 9 | Shortest Path Query |
| 10 | Range Closest Pair of Points Query |
| 11 | Buy and Delete |
| 12 | Popcount Words |
| 13 | Tax |
| 14 | Wiring Engineering |
| 15 | Rikka with Subsequences |
| 16 | Rikka with Intersections of Paths |
| 17 | Rikka with A Long Colour Palette |
| 18 | Rikka with Illuminations |
| 19 | Sequences Generator |
| 20 | Diameter of a Tree |
| 21 | Distance Between Sweethearts |
| 22 | Girls Band Party |
| 23 | So Easy |
| 24 | Image Processing |
| 25 | XOR Tree |
| 26 | Pot!! |
| 27 | Base62 |
| 28 | Toad's Travel |
| 29 | Largest Common Submatrix |
| 30 | Xian Xiang |
| 31 | Chessboard |
| 32 | Holes |
| 33 | Observation |
| 34 | Paper Grading |
| 35 | Prince and Princess |
| 36 | Space Station |
| 37 | Spy |
| 38 | Triangle |
| 39 | The Great Wall |
| 40 | Farm |
| 41 | Square Graph |
| 42 | Three Dimensions |
| 43 | Palindromic Beads |
| 44 | Clique Challenge |
| 45 | Robot Experiment |
| 46 | Flying Ship Story |
| 47 | Monster Generator |
| 48 | Find the Gap |
| 49 | Sequence Shift |
| 50 | Partially Free Meal |
| 51 | Salty Fish |
| 52 | Nonsense Time |
| 53 | Milk Candy |
| 54 | Radar Scanner |
| 55 | Snowy Smile |
| 56 | Faraway |
| 57 | TDL |
| 58 | Three Investigators |
| 59 | Road Manager |
| 60 | Monster Hunter |
| 61 | Game Prediction |
| 62 | Redundant Towers |
| 63 | Sweet Sugar |
| 64 | Multiply Then Plus |
| 65 | Range Periodicity Query |
| 66 | Festival Decorating |
| 67 | Yet Another Shortest Path Query |
| 68 | Top Cluster |
| 69 | Snake Move |
| 70 | Dreamy Putata |
| 71 | Incoming Asteroids |
| 72 | Key Project |
| 73 | Club Assignment |
| 74 | Nim Cheater |
| 75 | Jewel Grab |
| 76 | Candy Ads |
| 77 | Team Arrangement |
| 78 | Crawling on a Tree |
| 79 | Even or Odd Spanning Tree |
| 80 | Triangles |
| 81 | Mountain Booking |
| 82 | Points Selection |
| 83 | General Symmetry |
| 84 | Godzilla |
