| 997A | Convert to Ones | | | 1500 | 8.7k |
| 997B | Roman Digits | | | 2000 | 3.2k |
| 996A | Hit the Lottery | | | 800 | 122.1k |
| 995B | Suit and Tie | | | 1400 | 7.5k |
| 995C | Leaving the Bar | | | 2300 | 2.1k |
| 994B | Knights of a Polygonal Table | | | 1400 | 6.1k |
| 993D | Compute Power | | | 2500 | 866 |
| 991B | Getting an A | | | 900 | 13.8k |
| 991D | Bishwock | | | 1500 | 7.8k |
| 991F | Concise and clear | | | 2700 | 405 |
| 990B | Micro-World | | | 1200 | 8.7k |
| 990E | Post Lamps | | | 2100 | 2.2k |
| 990F | Flow Control | | | 2400 | 1.1k |
| 988E | Divisibility by 25 | | | 2100 | 4.5k |
| 986A | Fair | | | 1600 | 8.6k |
| 985C | Liebig's Barrels | | | 1500 | 6k |
| 985E | Pencils and Boxes | | | 2100 | 4.3k |
| 982B | Bus of Characters | | | 1300 | 9k |
| 982C | Cut 'em all! | | | 1500 | 16.7k |
| 981D | Bookshelves | | | 1900 | 3.6k |
| 981F | Round Marriage | | | 2500 | 962 |
| 980C | Posterized | | | 1700 | 4k |
| 980E | The Number Games | | | 2200 | 2.4k |
| 979B | Treasure Hunt | | | 1800 | 4.8k |
| 979D | Kuro and GCD and XOR and SUM | | | 2200 | 2.3k |
| 978B | File Name | | | 800 | 41.4k |
| 978G | Petya's Exams | | | 1700 | 5k |
| 976C | Nested Segments | | | 1500 | 11.3k |
| 976E | Well played! | | | 2100 | 2.6k |
| 965D | Single-use Stones | | | 1900 | 3.4k |
| 965E | Short Code | | | 2200 | 2k |
| 963B | Destruction of a Tree | | | 2000 | 3k |
| 962B | Students in Railway Carriage | | | 1300 | 8.2k |
| 962E | Byteland, Berland and Disputed Cities | | | 2200 | 1.2k |
| 960B | Minimize the error | | | 1500 | 13.1k |
| 960C | Subsequence Counting | | | 1700 | 4.2k |
| 959B | Mahmoud and Ehab and the message | | | 1200 | 10.7k |
| 959D | Mahmoud and Ehab and another array construction task | | | 1900 | 3.3k |
| 958B2 | Maximum Control (medium) | | | 2200 | 766 |
| 958E1 | Guard Duty (easy) | | | 1600 | 1.8k |
| 958E2 | Guard Duty (medium) | | | 2200 | 1.2k |
| 955A | Feed the cat | | | 1100 | 7.1k |
| 954E | Water Taps | | | 2000 | 2.1k |
| 954G | Castle Defense | | | 2000 | 2.5k |
| 950B | Intercepted Message | | | 1100 | 8k |
| 949A | Zebras | | | 1600 | 5.7k |
| 949D | Curfew | | | 2300 | 919 |
| 946A | Partition | | | 800 | 18.3k |
| 946C | String Transformation | | | 1300 | 9.5k |
| 946E | Largest Beautiful Number | | | 2200 | 1.3k |
| 940A | Points on the line | | | 1200 | 8.9k |
| 940B | Our Tanya is Crying Out Loud | | | 1400 | 9.6k |
| 940E | Cashback | | | 2000 | 4.5k |
| 939D | Love Rescue | | | 1600 | 8.3k |
| 939E | Maximize! | | | 1800 | 3.6k |
| 938B | Run For Your Prize | | | 1100 | 9.4k |
| 938F | Erasing Substrings | | | 2700 | 673 |
| 936D | World of Tank | | | 3000 | 398 |
| 935F | Fafa and Array | | | 2600 | 511 |
| 931A | Friends Meeting | | | 800 | 13.2k |
| 929A | Прокат велосипедов | | | 1400 | 2.6k |
| 924A | Mystical Mosaic | | | 1300 | 5.2k |
| 924B | Three-level Laser | | | 1600 | 5.6k |
| 924C | Riverside Curio | | | 1700 | 4.3k |
| 924E | Wardrobe | | | 2700 | 593 |
| 923C | Perfect Security | | | 1800 | 4.8k |
| 922D | Robot Vacuum Cleaner | | | 1800 | 4.9k |
| 922F | Divisibility | | | 2400 | 768 |
| 920C | Swap Adjacent Elements | | | 1400 | 10.1k |
| 920D | Tanks | | | 2400 | 835 |
| 919A | Supermarket | | | 800 | 17k |
| 917A | The Monster | | | 1800 | 3.7k |
| 916B | Jamie and Binary Sequence (changed after round) | | | 2000 | 2k |
| 915C | Permute Digits | | | 1700 | 7.6k |
| 914B | Conan and Agasa play a Card Game | | | 1200 | 9.1k |
| 913C | Party Lemonade | | | 1600 | 8.5k |
| 913D | Too Easy Problems | | | 1800 | 5.2k |
| 912C | Perun, Ult! | | | 2500 | 623 |
| 912D | Fishes | | | 2100 | 2.2k |
| 911E | Stack Sorting | | | 2000 | 2.9k |
| 911F | Tree Destruction | | | 2400 | 2.4k |
| 910A | The Way to Home | | | 800 | 14.3k |
| 910B | Door Frames | | | 1600 | 1.9k |
| 910C | Minimum Sum | | | 1700 | 2.2k |
| 909A | Generate Login | | | 1000 | 10.4k |
| 909D | Colorful Points | | | 2100 | 2.2k |
| 909E | Coprocessor | | | 1900 | 2.5k |
| 908F | New Year and Rainbow Roads | | | 2400 | 1.6k |
| 903A | Hungry Student Problem | | | 900 | 15.6k |
| 903B | The Modcrab | | | 1200 | 8.2k |
| 903C | Boxes Packing | | | 1200 | 23.3k |
| 902A | Visiting a Friend | | | 1100 | 10.3k |
| 902B | Coloring a Tree | | | 1200 | 12.1k |
| 899A | Splitting in Teams | | | 800 | 11.2k |
| 898D | Alarm Clock | | | 1600 | 4.6k |
| 898E | Squares and not squares | | | 1600 | 4.9k |
| 896B | Ithea Plays With Chtholly | | | 2000 | 2.3k |
| 893C | Rumor | | | 1300 | 29.1k |
| 893D | Credit Card | | | 1900 | 3.4k |
| 892A | Greed | | | 900 | 15.1k |