| 2092E | She knows... | | | 2100 | 3.9k |
| 2091G | Gleb and Boating | | | 2300 | 1.6k |
| 2086C | Disappearing Permutation | | | 1300 | 16.6k |
| 2081D | MST in Modulo Graph | | | 2600 | 1.2k |
| 2080A | Strong Connectivity Strikes Back | | | 3200 | 46 |
| 2078B | Vicious Labyrinth | | | 1100 | 18.6k |
| 2077G | RGB Walking | | | 3500 | 142 |
| 2075D | Equalization | | | 2000 | 6k |
| 2069F | Graph Inclusion | | | 2800 | 824 |
| 2068A | Condorcet Elections | | | 2300 | 1k |
| 2068E | Porto Vs. Benfica | | | 2800 | 384 |
| 2068I | Pinball | | | 3500 | 67 |
| 2068K | Amusement Park Rides | | | 3000 | 211 |
| 2066A | Object Identification | | | 1400 | 7.4k |
| 2065F | Skibidus and Slay | | | 1700 | 7.3k |
| 2063C | Remove Exactly Two | | | 1600 | 15.1k |
| 2063F1 | Counting Is Not Fun (Easy Version) | | | 2400 | 1.6k |
| 2063F2 | Counting Is Not Fun (Hard Version) | | | 2700 | 951 |
| 2062D | Balanced Tree | | | 2200 | 3.6k |
| 2062E1 | The Game (Easy Version) | | | 2000 | 4.4k |
| 2062E2 | The Game (Hard Version) | | | 3000 | 464 |
| 2062F | Traveling Salescat | | | 2900 | 633 |
| 2062G | Permutation Factory | | | 3500 | 203 |
| 2061G | Kevin and Teams | | | 2900 | 527 |
| 2061H1 | Kevin and Stones (Easy Version) | | | 3500 | 109 |
| 2061H2 | Kevin and Stones (Hard Version) | | | 3500 | 71 |
| 2060E | Graph Composition | | | 1500 | 12.7k |
| 2059D | Graph and Graph | | | 1900 | 6.7k |
| 2057E1 | Another Exercise on Graphs (Easy Version) | | | 2300 | 2.7k |
| 2057E2 | Another Exercise on Graphs (hard version) | | | 2500 | 2k |
| 2056B | Find the Permutation | | | 1300 | 18.2k |
| 2053E | Resourceful Caterpillar Sequence | | | 1900 | 4.6k |
| 2053I2 | Affectionate Arrays (Hard Version) | | | 3500 | 110 |
| 2052D | DAG Serialization | | | 2100 | 1.2k |
| 2052F | Fix Flooded Floor | | | 1700 | 3.9k |
| 2052I | Incompetent Delivery Guy | | | 2800 | 155 |
| 2052M | Managing Cluster | | | 2700 | 403 |
| 2051G | Snakes | | | 2100 | 2.5k |
| 2048E | Kevin and Bipartite Graph | | | 2000 | 3.6k |
| 2046D | For the Emperor! | | | 3100 | 558 |
| 2045G | X Aura | | | 2200 | 970 |
| 2045M | Mirror Maze | | | 1800 | 2.3k |
| 2044G1 | Medium Demon Problem (easy version) | | | 1700 | 7.6k |
| 2044G2 | Medium Demon Problem (hard version) | | | 1900 | 4k |
| 2043E | Matrix Transformation | | | 2300 | 1.9k |
| 2041D | Drunken Maze | | | 1700 | 5.3k |
| 2041K | Trophic Balance Species | | | 3100 | 122 |
| 2040E | Control of Randomness | | | 2100 | 2.8k |
| 2034C | Trapped in the Witch's Labyrinth | | | 1400 | 9.4k |
| 2033E | Sakurako, Kosuke, and the Permutation | | | 1400 | 14.6k |
| 2032D | Genokraken | | | 1800 | 6.3k |
| 2029D | Cool Graph | | | 1900 | 4k |
| 2029F | Palindrome Everywhere | | | 2500 | 867 |
| 2029I | Variance Challenge | | | 3400 | 170 |
| 2028D | Alice's Adventures in Cards | | | 2000 | 3.8k |
| 2027C | Add Zeros | | | 1500 | 14.2k |
| 2027D1 | The Endspeaker (Easy Version) | | | 1700 | 7.1k |
| 2026E | Best Subsequence | | | 2500 | 2.1k |
| 2025F | Choose Your Queries | | | 2700 | 1.1k |
| 2023B | Skipping | | | 1700 | 7.3k |
| 2023C | C+K+S | | | 2400 | 1.4k |
| 2022E1 | Billetes MX (Easy Version) | | | 2500 | 780 |
| 2022E2 | Billetes MX (Hard Version) | | | 2600 | 730 |
| 2021E1 | Digital Village (Easy Version) | | | 2300 | 2k |
| 2021E2 | Digital Village (Hard Version) | | | 2500 | 1.3k |
| 2021E3 | Digital Village (Extreme Version) | | | 2800 | 725 |
| 2020D | Connect the Dots | | | 1800 | 7.6k |
| 2014E | Rendez-vous de Marian et Robin | | | 1800 | 9.3k |
| 2011H | Strange Matrix | | | unrated | 58 |
| 2008D | Sakurako's Hobby | | | 1100 | 23.9k |
| 2006A | Iris and Game on the Tree | | | 1700 | 9.8k |
| 2006F | Dora's Paint | | | 3500 | 174 |
| 2004D | Colored Portals | | | 1600 | 13.5k |
| 2003D2 | Turtle and a MEX Problem (Hard Version) | | | 2100 | 4.7k |
| 2002D1 | DFS Checker (Easy Version) | | | 1900 | 5.2k |
| 2002D2 | DFS Checker (Hard Version) | | | 2300 | 2.9k |
| 2000G | Call During the Journey | | | 2100 | 3.2k |
| 1998D | Determine Winning Islands in Race | | | 2100 | 4.2k |
| 1996G | Penacony | | | 2200 | 2.4k |
| 1994D | Funny Game | | | 1900 | 7.7k |
| 1994F | Stardew Valley | | | 2500 | 1.6k |
| 1994G | Minecraft | | | 2600 | 1.7k |
| 1991D | Prime XOR Coloring | | | 1900 | 8k |
| 1991E | Coloring Game | | | 1900 | 5.2k |
| 1989F | Simultaneous Coloring | | | 3000 | 621 |
| 1986F | Non-academic Problem | | | 1900 | 6.7k |
| 1985H1 | Maximize the Largest Component (Easy Version) | | | 1700 | 7.4k |
| 1981D | Turtle and Multiplication | | | 2400 | 2.2k |
| 1981E | Turtle and Intersected Segments | | | 2600 | 1.3k |
| 1980G | Yasya and the Mysterious Tree | | | 2300 | 1.8k |
| 1979F | Kostyanych's Theorem | | | 2900 | 451 |
| 1978F | Large Graph | | | 2400 | 1.6k |
| 1977E | Tensor | | | 2600 | 952 |
| 1973E | Cat, Fox and Swaps | | | 2500 | 1k |
| 1971H | ±1 | | | 2100 | 2.9k |
| 1970G2 | Min-Fund Prison (Medium) | | | 2200 | 909 |
| 1970G3 | Min-Fund Prison (Hard) | | | 2400 | 575 |
| 1968D | Permutation Game | | | 1300 | 17.7k |
| 1967D | Long Way to be Non-decreasing | | | 2800 | 999 |
| 1958I | Equal Trees | | | 3100 | 53 |