| 2246C | 0mar and Alternating Sums | | | unrated | 7.9k |
| 2241E | Fair and Square | | | 1600 | 5.8k |
| 2239D | Hunting the Beast | | | 2500 | 601 |
| 2236F2 | Elections in Saransk (hard version) | | | 2200 | 958 |
| 2217F | Interval Game | | | 2300 | 885 |
| 2217G | Down the Pivot | | | 2600 | 444 |
| 2211F | Learning Binary Search | | | 2400 | 1k |
| 2206I | Growth Factor | | | 2900 | 226 |
| 2205E | Simons and Dividing the Rhythm | | | 2100 | 1.8k |
| 2200G | Operation Permutation | | | 2200 | 1.2k |
| 2199H | Sum of MEX | | | 2300 | 100 |
| 2189D1 | Little String (Easy Version) | | | 1900 | 4.2k |
| 2189D2 | Little String (Hard Version) | | | 2200 | 2.1k |
| 2184D | Unfair Game | | | 1600 | 10.1k |
| 2182D | Christmas Tree Decoration | | | 1600 | 9.4k |
| 2182F1 | Christmas Reindeer (easy version) | | | 2300 | 1.3k |
| 2176F | Omega Numbers | | | 2400 | 1.6k |
| 2174F | Mosaic Tree | | | 2800 | 508 |
| 2169F | Subsequence Problem | | | 2700 | 353 |
| 2164F1 | Chain Prefix Rank (Easy Version) | | | 2600 | 1.3k |
| 2164F2 | Chain Prefix Rank (Hard Version) | | | 2900 | 648 |
| 2163C | Monopati | | | 1500 | 9.6k |
| 2150D | Attraction Theory | | | 2700 | 1k |
| 2145G | Cost of Coloring | | | 2900 | 642 |
| 2144C | Non-Descending Arrays | | | 1300 | 15.7k |
| 2135E1 | Beyond the Palindrome (Easy Version) | | | 3300 | 808 |
| 2135E2 | Beyond the Palindrome (Hard Version) | | | 3500 | 188 |
| 2134F | Permutation Oddness | | | 2900 | 708 |
| 2129D | Permutation Blackhole | | | 2600 | 2.5k |
| 2128D | Sum of LDS | | | 1600 | 12.9k |
| 2127F | Hamed and AghaBalaSar | | | 2800 | 2.1k |
| 2125E | Sets of Complementary Sums | | | 2500 | 1.4k |
| 2122E | Greedy Grid Counting | | | 2600 | 2.1k |
| 2119D | Token Removing | | | 2100 | 3.6k |
| 2115C | Gellyfish and Eternal Violet | | | 2700 | 1.5k |
| 2112E | Tree Colorings | | | 2200 | 3.5k |
| 2097B | Baggage Claim | | | 2300 | 2k |
| 2096H | Wonderful XOR Problem | | | 3200 | 235 |
| 2086D | Even String | | | 1700 | 8.6k |
| 2084E | Blossom | | | 2400 | 1.8k |
| 2077C | Binary Subsequence Value Sum | | | 2300 | 2.4k |
| 2077E | Another Folding Strip | | | 2700 | 627 |
| 2075E | XOR Matrix | | | 2500 | 1.2k |
| 2066C | Bitwise Slides | | | 2300 | 2.6k |
| 2066D1 | Club of Young Aircraft Builders (easy version) | | | 2400 | 1.5k |
| 2066D2 | Club of Young Aircraft Builders (hard version) | | | 2900 | 658 |
| 2065H | Bro Thinks He's Him | | | 2200 | 2k |
| 2063F1 | Counting Is Not Fun (Easy Version) | | | 2400 | 1.6k |
| 2056E | Nested Segments | | | 2500 | 1.1k |
| 2056F1 | Xor of Median (Easy Version) | | | 2700 | 455 |
| 2056F2 | Xor of Median (Hard Version) | | | 3000 | 362 |
| 2048G | Kevin and Matrices | | | 2800 | 761 |
| 2041H | Sheet Music | | | 2300 | 1.1k |
| 2040E | Control of Randomness | | | 2100 | 2.8k |
| 2040F | Number of Cubes | | | 2700 | 469 |
| 2039E | Shohag Loves Inversions | | | 2200 | 2.4k |
| 2039F1 | Shohag Loves Counting (Easy Version) | | | 2800 | 527 |
| 2037G | Natlan Exploring | | | 2000 | 3.9k |
| 2034F1 | Khayyam's Royal Decree (Easy Version) | | | 2500 | 910 |
| 2034F2 | Khayyam's Royal Decree (Hard Version) | | | 2800 | 610 |
| 2032F | Peanuts | | | 2700 | 501 |
| 2030E | MEXimize the Score | | | 2200 | 2k |
| 2028E | Alice's Adventures in the Rabbit Hole | | | 2300 | 2k |
| 2025B | Binomial Coefficients, Kind Of | | | 1100 | 19.9k |
| 2025E | Card Game | | | 2200 | 2.4k |
| 2018F1 | Speedbreaker Counting (Easy Version) | | | 2900 | 344 |
| 2001E1 | Deterministic Heap (Easy Version) | | | 2400 | 1.6k |
| 1997F | Chips on a Line | | | 2700 | 1.3k |
| 1992G | Ultra-Meow | | | 2000 | 4.3k |
| 1989E | Distance to Different | | | 2300 | 2.6k |
| 1988F | Heartbeat | | | 3000 | 481 |
| 1984C2 | Magnitude (Hard Version) | | | 1700 | 8.8k |
| 1982E | Number of k-good subarrays | | | 2300 | 1.9k |
| 1975F | Set | | | 2600 | 1.1k |
| 1967C | Fenwick Tree | | | 2300 | 2.3k |
| 1967E1 | Again Counting Arrays (Easy Version) | | | 3100 | 449 |
| 1967E2 | Again Counting Arrays (Hard Version) | | | 3500 | 231 |
| 1957C | How Does the Rook Move? | | | 1600 | 12.2k |
| 1957E | Carousel of Combinations | | | 2400 | 1.7k |
| 1954D | Colored Balls | | | 1800 | 8.3k |
| 1954F | Unique Strings | | | 3100 | 427 |
| 1946E | Girl Permutation | | | 2200 | 3.2k |
| 1943D1 | Counting Is Fun (Easy Version) | | | 2400 | 2k |
| 1942G | Bessie and Cards | | | 2800 | 786 |
| 1930E | 2..3...4.... Wonderful! Wonderful! | | | 2400 | 1.5k |
| 1929D | Sasha and a Walk in the City | | | 1900 | 5.9k |
| 1925D | Good Trip | | | 1900 | 4.9k |
| 1924D | Balanced Subsequences | | | 2700 | 1.5k |
| 1920E | Counting Binary Strings | | | 2100 | 3.5k |
| 1919E | Counting Prefixes | | | 2600 | 1.2k |
| 1917D | Yet Another Inversions Problem | | | 2300 | 2.1k |
| 1916H1 | Matrix Rank (Easy Version) | | | 2700 | 751 |
| 1916H2 | Matrix Rank (Hard Version) | | | 2700 | 681 |
| 1914G1 | Light Bulbs (Easy Version) | | | 2100 | 2.5k |
| 1909F1 | Small Permutation Problem (Easy Version) | | | 2200 | 2.3k |
| 1909F2 | Small Permutation Problem (Hard Version) | | | 2500 | 1.3k |
| 1909I | Short Permutation Problem | | | 1900 | 183 |
| 1905E | One-X | | | 2400 | 1.3k |
| 1895F | Fancy Arrays | | | 2600 | 1.1k |
| 1879D | Sum of XOR Functions | | | 1700 | 11.1k |