| 5920 | BZOJ1920：[Ctsc2010]产品销售 | 0 | 0 | 0.000% |
| 6920 | BZOJ2920：[Poi1998]How to pack containers | 0 | 0 | 0.000% |
| 7920 | BZOJ3920：Yuuna的礼物 | 0 | 0 | 0.000% |
| 8920 | BZOJ 4920 | 0 | 0 | 0.000% |
| 304830 | CF920A. Water The Garden | 0 | 0 | 0.000% |
| 304831 | CF920B. Tea Queue | 0 | 0 | 0.000% |
| 304832 | CF920C. Swap Adjacent Elements | 0 | 0 | 0.000% |
| 304833 | CF920D. Tanks | 0 | 0 | 0.000% |
| 304834 | CF920E. Connected Components? | 0 | 0 | 0.000% |
| 304835 | CF920F. SUM and REPLACE | 0 | 0 | 0.000% |
| 304836 | CF920G. List Of Integers | 0 | 0 | 0.000% |
| 311005 | CF1920A. Satisfying Constraints | 0 | 0 | 0.000% |
| 311006 | CF1920B. Summation Game | 0 | 0 | 0.000% |
| 311007 | CF1920C. Partitioning the Array | 0 | 0 | 0.000% |
| 311008 | CF1920D. Array Repetition | 0 | 0 | 0.000% |
| 311009 | CF1920E. Counting Binary Strings | 0 | 0 | 0.000% |
| 311010 | CF1920F1. Smooth Sailing (Easy Version) | 0 | 0 | 0.000% |
| 311011 | CF1920F2. Smooth Sailing (Hard Version) | 0 | 0 | 0.000% |
| 311012 | CF1921A. Square | 0 | 0 | 0.000% |
| 311013 | CF1921B. Arranging Cats | 0 | 0 | 0.000% |
| 311014 | CF1921C. Sending Messages | 0 | 0 | 0.000% |
| 311015 | CF1921D. Very Different Array | 0 | 0 | 0.000% |
| 311016 | CF1921E. Eat the Chip | 0 | 0 | 0.000% |
| 311017 | CF1921F. Sum of Progression | 0 | 0 | 0.000% |
| 311018 | CF1921G. Mischievous Shooter | 0 | 0 | 0.000% |
| 402847 | GYM100920 A Automorphism | 0 | 0 | 0.000% |
| 402848 | GYM100920 B Laser Billiards | 0 | 0 | 0.000% |
| 402849 | GYM100920 C Smart Dog | 0 | 0 | 0.000% |
| 402850 | GYM100920 D Expression | 0 | 0 | 0.000% |
| 402851 | GYM100920 E Paint | 0 | 0 | 0.000% |
| 402852 | GYM100920 F Parliament | 0 | 0 | 0.000% |
| 402853 | GYM100920 G Sequences | 0 | 0 | 0.000% |
| 402854 | GYM100920 H Squares | 0 | 0 | 0.000% |
| 402855 | GYM100920 I Tables | 0 | 0 | 0.000% |
| 402856 | GYM100920 J Triangle | 0 | 0 | 0.000% |
| 407891 | GYM102920 A Autonomous Vehicle | 0 | 0 | 0.000% |
| 407892 | GYM102920 B Commemorative Dice | 0 | 0 | 0.000% |
| 407893 | GYM102920 C Dessert Café | 0 | 0 | 0.000% |
| 407894 | GYM102920 D Electric Vehicle | 0 | 0 | 0.000% |
| 407895 | GYM102920 E Imprecise Computer | 0 | 0 | 0.000% |
| 407896 | GYM102920 F Ink Mix | 0 | 0 | 0.000% |
| 407897 | GYM102920 G Mobile Robot | 0 | 0 | 0.000% |
| 407898 | GYM102920 H Needle | 0 | 0 | 0.000% |
| 407899 | GYM102920 I Stock Analysis | 0 | 0 | 0.000% |
| 407900 | GYM102920 J Switches | 0 | 0 | 0.000% |
| 407901 | GYM102920 K Tiling Polyomino | 0 | 0 | 0.000% |
| 407902 | GYM102920 L Two Buildings | 0 | 0 | 0.000% |
| 410023 | GYM103920 A Truck Driver | 0 | 0 | 0.000% |
| 410024 | GYM103920 B Anya's Rocks | 0 | 0 | 0.000% |
| 410025 | GYM103920 C Earthbending years | 0 | 0 | 0.000% |
| 410026 | GYM103920 D Coats of Paint | 0 | 0 | 0.000% |
| 410027 | GYM103920 E It's Raining Rocks! | 0 | 0 | 0.000% |
| 410028 | GYM103920 F Bit Paths | 0 | 0 | 0.000% |
| 410029 | GYM103920 G Magnetic Backpack | 0 | 0 | 0.000% |
| 410030 | GYM103920 H Rocks & Fossils Kit - 200+ Piece Set | 0 | 0 | 0.000% |