| 1851B | Parity Sort | | | 800 | 32.9k |
| 1851C | Tiles Comeback | | | 1000 | 26.1k |
| 1851F | Lisa and the Martians | | | 1800 | 7.8k |
| 1850D | Balanced Round | | | 900 | 64.7k |
| 1850H | The Third Letter | | | 1700 | 10.2k |
| 1849B | Monsters | | | 1000 | 47.5k |
| 1849D | Array Painting | | | 1700 | 10.5k |
| 1849F | XOR Partition | | | 2700 | 911 |
| 1848B | Vika and the Bridge | | | 1200 | 26.2k |
| 1847A | The Man who became a God | | | 800 | 23k |
| 1847B | Hamon Odyssey | | | 1000 | 22.5k |
| 1847C | Vampiric Powers, anyone? | | | 1400 | 15k |
| 1847D | Professor Higashikata | | | 1900 | 4.3k |
| 1847F | The Boss's Identity | | | 2500 | 1.1k |
| 1846C | Rudolf and the Another Competition | | | 1200 | 21.8k |
| 1846G | Rudolf and CodeVid-23 | | | 1900 | 5.9k |
| 1845C | Strong Password | | | 1400 | 17.1k |
| 1845D | Rating System | | | 1800 | 9.2k |
| 1844C | Particles | | | 1300 | 18.1k |
| 1844D | Row Major | | | 1400 | 14k |
| 1844F1 | Min Cost Permutation (Easy Version) | | | 2600 | 937 |
| 1844F2 | Min Cost Permutation (Hard Version) | | | 2800 | 507 |
| 1843A | Sasha and Array Coloring | | | 800 | 37.6k |
| 1843B | Long Long | | | 800 | 32.5k |
| 1843F1 | Omsk Metro (simple version) | | | 1800 | 6.5k |
| 1842B | Tenzing and Books | | | 1100 | 27.2k |
| 1842D | Tenzing and His Animal Friends | | | 1900 | 4.8k |
| 1842E | Tenzing and Triangle | | | 2300 | 1.9k |
| 1842F | Tenzing and Tree | | | 2500 | 1.9k |
| 1842I | Tenzing and Necklace | | | 3500 | 174 |
| 1841C | Ranom Numbers | | | 1800 | 9.2k |
| 1841D | Pairs of Segments | | | 2000 | 5.4k |
| 1841E | Fill the Matrix | | | 2200 | 2.5k |
| 1840D | Wooden Toy Festival | | | 1400 | 16.7k |
| 1839A | The Good Array | | | 800 | 18.4k |
| 1839B | Lamps | | | 1100 | 16.7k |
| 1839E | Decreasing Game | | | 2400 | 1.6k |
| 1838D | Bracket Walk | | | 2100 | 3.8k |
| 1837B | Comparison String | | | 900 | 53.6k |
| 1837C | Best Binary String | | | 1000 | 24.9k |
| 1837D | Bracket Coloring | | | 1400 | 23.2k |
| 1837F | Editorial for Two | | | 2400 | 2.7k |
| 1836B | Astrophysicists | | | 1100 | 13.7k |
| 1835B | Lottery | | | 2500 | 1.1k |
| 1834A | Unit Array | | | 800 | 49.3k |
| 1834B | Maximum Strength | | | 1000 | 17.3k |
| 1834C | Game with Reversing | | | 1200 | 15.3k |
| 1834D | Survey in Class | | | 1900 | 5.6k |
| 1833B | Restore the Weather | | | 900 | 29.9k |
| 1833C | Vlad Building Beautiful Array | | | 800 | 28.1k |
| 1833D | Flipper | | | 1400 | 15.3k |
| 1833G | Ksyusha and Chinchilla | | | 1800 | 6.5k |
| 1832C | Contrast Value | | | 1200 | 36.7k |
| 1832D1 | Red-Blue Operations (Easy Version) | | | 2100 | 3.5k |
| 1832D2 | Red-Blue Operations (Hard Version) | | | 2400 | 2.4k |
| 1831B | Array merging | | | 1000 | 37.6k |
| 1830C | Hyperregular Bracket Strings | | | 2400 | 2.3k |
| 1829C | Mr. Perfectly Fine | | | 800 | 32.9k |
| 1827B1 | Range Sorting (Easy Version) | | | 2000 | 4.6k |
| 1827B2 | Range Sorting (Hard Version) | | | 2400 | 2.4k |
| 1827D | Two Centroids | | | 2800 | 1k |
| 1827E | Bus Routes | | | 3400 | 1k |
| 1827F | Copium Permutation | | | 3500 | 140 |
| 1826A | Trust Nobody | | | 1200 | 17.5k |
| 1826C | Dreaming of Freedom | | | 1300 | 15.9k |
| 1826D | Running Miles | | | 1700 | 15.8k |
| 1825A | LuoTianyi and the Palindrome String | | | 800 | 20.9k |
| 1825B | LuoTianyi and the Table | | | 1000 | 16.3k |
| 1824A | LuoTianyi and the Show | | | 1400 | 12.6k |
| 1824C | LuoTianyi and XOR-Tree | | | 2500 | 1.7k |
| 1823C | Strongly Composite | | | 1300 | 14k |
| 1822B | Karina and Array | | | 800 | 26.7k |
| 1822E | Making Anti-Palindromes | | | 1600 | 12.6k |
| 1821B | Sort the Subarray | | | 1100 | 30.1k |
| 1821D | Black Cells | | | 1900 | 5.6k |
| 1821E | Rearrange Brackets | | | 2100 | 2.8k |
| 1819A | Constructive Problem | | | 1300 | 14.7k |
| 1819B | The Butcher | | | 1900 | 4.3k |
| 1818A | Politics | | | 800 | 14.6k |
| 1817A | Almost Increasing Subsequence | | | 1500 | 12.9k |
| 1817E | Half-sum | | | 3400 | 350 |
| 1816B | Grid Reconstruction | | | 1000 | 16.8k |
| 1815A | Ian and Array Sorting | | | 1300 | 16.2k |
| 1815C | Between | | | 2200 | 2.4k |
| 1814C | Search in Parallel | | | 1500 | 12.6k |
| 1811A | Insert Digit | | | 800 | 35k |
| 1811C | Restore the Array | | | 1100 | 22.5k |
| 1810A | Beautiful Sequence | | | 800 | 22k |
| 1810C | Make It Permutation | | | 1300 | 16.7k |
| 1810E | Monsters | | | 2100 | 4k |
| 1809B | Points on Plane | | | 1000 | 22.7k |
| 1809C | Sum on Subarrays | | | 1500 | 15.4k |
| 1809D | Binary String Sorting | | | 1800 | 7.4k |
| 1809F | Traveling in Berland | | | 2500 | 972 |
| 1808C | Unlucky Numbers | | | 1900 | 4.4k |
| 1807B | Grab the Candies | | | 800 | 50.2k |
| 1807C | Find and Replace | | | 800 | 34.8k |
| 1807G1 | Subsequence Addition (Easy Version) | | | 1100 | 22.7k |
| 1807G2 | Subsequence Addition (Hard Version) | | | 1100 | 29.4k |
| 1806A | Walking Master | | | 800 | 46.8k |