| 5828 | BZOJ1828：[Usaco2010 Mar]balloc 农场分配 | 0 | 0 | 0.000% |
| 6828 | BZOJ2828：火柴游戏 | 0 | 0 | 0.000% |
| 7828 | BZOJ3828：[Poi2014]Criminals | 0 | 0 | 0.000% |
| 8828 | BZOJ4828：[Hnoi2017]大佬 | 0 | 0 | 0.000% |
| 304336 | CF828A. Restaurant Tables | 0 | 0 | 0.000% |
| 304337 | CF828B. Black Square | 0 | 0 | 0.000% |
| 304338 | CF828C. String Reconstruction | 0 | 0 | 0.000% |
| 304339 | CF828D. High Load | 0 | 0 | 0.000% |
| 304340 | CF828E. DNA Evolution | 0 | 0 | 0.000% |
| 304341 | CF828F. Best Edge Weight | 0 | 0 | 0.000% |
| 309845 | CF1744A. Number Replacement | 0 | 0 | 0.000% |
| 309846 | CF1744B. Even-Odd Increments | 0 | 0 | 0.000% |
| 309847 | CF1744C. Traffic Light | 0 | 0 | 0.000% |
| 309848 | CF1744D. Divisibility by 2^n | 0 | 0 | 0.000% |
| 309849 | CF1744E1. Divisible Numbers (easy version) | 0 | 0 | 0.000% |
| 309850 | CF1744E2. Divisible Numbers (hard version) | 0 | 0 | 0.000% |
| 309851 | CF1744F. MEX vs MED | 0 | 0 | 0.000% |
| 409888 | GYM103828 A 2 Arrays Problem | 0 | 0 | 0.000% |
| 409889 | GYM103828 B Too simple for a hard problem? | 0 | 0 | 0.000% |
| 409890 | GYM103828 C Basharo is not ugly | 0 | 0 | 0.000% |
| 409891 | GYM103828 D Ctrl+A+C+V | 0 | 0 | 0.000% |
| 409892 | GYM103828 E Where is Naseem? | 0 | 0 | 0.000% |
| 409893 | GYM103828 F Subgrid | 0 | 0 | 0.000% |
| 409894 | GYM103828 G Little Fermat and digits sums | 0 | 0 | 0.000% |
| 409895 | GYM103828 H Kite | 0 | 0 | 0.000% |
| 409896 | GYM103828 I Bombing buildings | 0 | 0 | 0.000% |
| 409897 | GYM103828 J Even Adjacent Product | 0 | 0 | 0.000% |
| 409898 | GYM103828 K No Server? !Problem | 0 | 0 | 0.000% |
| 409899 | GYM103828 L No Arithmetic subsequence | 0 | 0 | 0.000% |
| 409900 | GYM103828 M Mobile Game | 0 | 0 | 0.000% |
| 409901 | GYM103828 N Moving grid | 0 | 0 | 0.000% |