| 1929A | Sasha and the Beautiful Array | | | 800 | 35.3k |
| 1929B | Sasha and the Drawing | | | 800 | 26.9k |
| 1929C | Sasha and the Casino | | | 1400 | 17.6k |
| 1929D | Sasha and a Walk in the City | | | 1900 | 5.9k |
| 1929E | Sasha and the Happy Tree Cutting | | | 2300 | 2.1k |
| 1929F | Sasha and the Wedding Binary Search Tree | | | 2300 | 2.4k |
| 1928A | Rectangle Cutting | | | 800 | 24.6k |
| 1928C | Physical Education Lesson | | | 1600 | 10.5k |
| 1928D | Lonely Mountain Dungeons | | | 1900 | 5.3k |
| 1928E | Modular Sequence | | | 2300 | 2.3k |
| 1928F | Digital Patterns | | | 2900 | 479 |
| 1927C | Choose the Different Ones! | | | 1000 | 31.9k |
| 1927E | Klever Permutation | | | 1400 | 17.3k |
| 1927G | Paint Charges | | | 2300 | 2.1k |
| 1926E | Vlad and an Odd Ordering | | | 1500 | 15.2k |
| 1925B | A Balanced Problemset? | | | 1200 | 23.5k |
| 1925D | Good Trip | | | 1900 | 4.9k |
| 1924B | Space Harbour | | | 2100 | 3.4k |
| 1924C | Fractal Origami | | | 2400 | 1.4k |
| 1924D | Balanced Subsequences | | | 2700 | 1.5k |
| 1922B | Forming Triangles | | | 1200 | 23.7k |
| 1922C | Closest Cities | | | 1300 | 22.4k |
| 1922D | Berserk Monsters | | | 1900 | 6.9k |
| 1922E | Increasing Subsequences | | | 1800 | 9.3k |
| 1921A | Square | | | 800 | 50.3k |
| 1921C | Sending Messages | | | 900 | 33k |
| 1921E | Eat the Chip | | | 1600 | 11.6k |
| 1921F | Sum of Progression | | | 1900 | 5.2k |
| 1920A | Satisfying Constraints | | | 800 | 29.8k |
| 1920B | Summation Game | | | 1100 | 23.4k |
| 1920C | Partitioning the Array | | | 1600 | 20.9k |
| 1920D | Array Repetition | | | 1900 | 6.7k |
| 1920E | Counting Binary Strings | | | 2100 | 3.5k |
| 1919A | Wallet Exchange | | | 800 | 36.4k |
| 1919E | Counting Prefixes | | | 2600 | 1.2k |
| 1918A | Brick Wall | | | 800 | 32.6k |
| 1918C | XOR-distance | | | 1400 | 17.1k |
| 1918G | Permutation of Given | | | 2700 | 706 |
| 1917A | Least Product | | | 800 | 27.4k |
| 1917C | Watering an Array | | | 1600 | 12.6k |
| 1917D | Yet Another Inversions Problem | | | 2300 | 2.1k |
| 1917E | Construct Matrix | | | 2500 | 1.7k |
| 1916A | 2023 | | | 800 | 28.5k |
| 1916B | Two Divisors | | | 1000 | 32.8k |
| 1916C | Training Before the Olympiad | | | 1200 | 20.1k |
| 1916D | Mathematical Problem | | | 1700 | 9.9k |
| 1916H1 | Matrix Rank (Easy Version) | | | 2700 | 751 |
| 1916H2 | Matrix Rank (Hard Version) | | | 2700 | 681 |
| 1915E | Romantic Glasses | | | 1300 | 36.8k |
| 1914B | Preparing for the Contest | | | 800 | 33.5k |
| 1914C | Quests | | | 1100 | 42.3k |
| 1914G1 | Light Bulbs (Easy Version) | | | 2100 | 2.5k |
| 1912B | Blueprint for Seating | | | 2100 | 1.5k |
| 1912D | Divisibility Test | | | 1900 | 2k |
| 1912E | Evaluate It and Back Again | | | 2200 | 1.3k |
| 1912F | Fugitive Frenzy | | | 3100 | 144 |
| 1912I | Innovative Washing Machine | | | 3300 | 66 |
| 1909A | Distinct Buttons | | | 800 | 19.1k |
| 1909B | Make Almost Equal With Mod | | | 1200 | 33.4k |
| 1909C | Heavy Intervals | | | 1400 | 13.4k |
| 1909D | Split Plus K | | | 1900 | 5.2k |
| 1909E | Multiple Lamps | | | 2400 | 1.7k |
| 1909F1 | Small Permutation Problem (Easy Version) | | | 2200 | 2.3k |
| 1909F2 | Small Permutation Problem (Hard Version) | | | 2500 | 1.3k |
| 1909I | Short Permutation Problem | | | 1900 | 183 |
| 1907C | Removal of Unattractive Pairs | | | 1200 | 23.5k |
| 1906K | Deck-Building Game | | | 2500 | 618 |
| 1906M | Triangle Construction | | | 1700 | 3.5k |
| 1905A | Constructive Problems | | | 800 | 24.6k |
| 1905D | Cyclic MEX | | | 2000 | 4.8k |
| 1905E | One-X | | | 2400 | 1.3k |
| 1903E | Geo Game | | | 2000 | 2.6k |
| 1902C | Insert and Equalize | | | 1300 | 17.5k |
| 1902F | Trees and XOR Queries Again | | | 2400 | 1.5k |
| 1901A | Line Trip | | | 800 | 81.8k |
| 1901B | Chip and Ribbon | | | 1100 | 17.2k |
| 1901C | Add, Divide and Floor | | | 1400 | 14.5k |
| 1901D | Yet Another Monster Fight | | | 1700 | 8.8k |
| 1900B | Laura and Operations | | | 900 | 20.8k |
| 1900D | Small GCD | | | 2000 | 5.6k |
| 1899A | Game with Integers | | | 800 | 100.1k |
| 1899D | Yarik and Musical Notes | | | 1300 | 15.9k |
| 1898B | Milena and Admirer | | | 1500 | 14.9k |
| 1898D | Absolute Beauty | | | 1900 | 6.8k |
| 1896D | Ones and Twos | | | 1700 | 7.1k |
| 1896F | Bracket Xoring | | | 2600 | 1k |
| 1896H1 | Cyclic Hamming (Easy Version) | | | 3400 | 181 |
| 1896H2 | Cyclic Hamming (Hard Version) | | | 3500 | 164 |
| 1895A | Treasure Chest | | | 800 | 26.1k |
| 1895B | Points and Minimum Distance | | | 800 | 21.7k |
| 1895C | Torn Lucky Ticket | | | 1400 | 13.3k |
| 1895D | XOR Construction | | | 1900 | 7.2k |
| 1895F | Fancy Arrays | | | 2600 | 1.1k |
| 1891B | Deja Vu | | | 1100 | 30.9k |
| 1891D | Suspicious logarithms | | | 1900 | 4.6k |
| 1891E | Brukhovich and Exams | | | 2500 | 1.1k |
| 1889B | Doremy's Connecting Plan | | | 1700 | 8.7k |
| 1887D | Split | | | 2700 | 1.3k |
| 1886A | Sum of Three | | | 800 | 27.9k |
| 1886B | Fear of the Dark | | | 1200 | 18.3k |