| 2207F | Hanabi | | | 2900 | 315 |
| 2147H | Maxflow GCD Coloring | | | 3500 | 284 |
| 2127H | 23 Rises Again | | | 3100 | 1.9k |
| 2109F | Penguin Steps | | | 3000 | 284 |
| 2068K | Amusement Park Rides | | | 3000 | 211 |
| 2062G | Permutation Factory | | | 3500 | 203 |
| 2061H1 | Kevin and Stones (Easy Version) | | | 3500 | 109 |
| 2061H2 | Kevin and Stones (Hard Version) | | | 3500 | 71 |
| 2046D | For the Emperor! | | | 3100 | 558 |
| 2029I | Variance Challenge | | | 3400 | 170 |
| 2026E | Best Subsequence | | | 2500 | 2.1k |
| 1951I | Growing Trees | | | 3200 | 118 |
| 1926G | Vlad and Trouble at MIT | | | 1900 | 4.7k |
| 1913E | Matrix Problem | | | 2400 | 1.4k |
| 1797A | Li Hua and Maze | | | 800 | 19.7k |
| 1783F | Double Sort II | | | 2500 | 1.4k |
| 1770D | Koxia and Game | | | 2000 | 4.5k |
| 1741G | Kirill and Company | | | 2200 | 2k |
| 1721F | Matching Reduction | | | 2800 | 641 |
| 1717F | Madoka and The First Session | | | 2500 | 788 |
| 1709F | Multiset of Strings | | | 2500 | 729 |
| 1682F | MCMF? | | | 2700 | 471 |
| 1662J | Training Camp | | | unrated | 303 |
| 1630F | Making It Bipartite | | | 3400 | 984 |
| 1615H | Reindeer Games | | | 3000 | 457 |
| 1572D | Bridge Club | | | 2800 | 649 |
| 1549B | Gregor and the Pawn Game | | | 800 | 27.2k |
| 1533I | Excursions | | | unrated | 61 |
| 1530D | Secret Santa | | | 1600 | 10.2k |
| 1517G | Starry Night Camping | | | 3300 | 753 |
| 1510B | Button Lock | | | 2600 | 982 |
| 1486E | Paired Payment | | | 2200 | 3.5k |
| 1430G | Yet Another DAG Problem | | | 2600 | 949 |
| 1427G | One Billion Shades of Grey | | | 3300 | 512 |
| 1423B | Valuable Paper | | | 1900 | 2.1k |
| 1404E | Bricks | | | 2800 | 1.7k |
| 1383F | Special Edges | | | 3200 | 455 |
| 1307G | Cow and Exercise | | | 3100 | 745 |
| 1263F | Economic Difficulties | | | 2400 | 982 |
| 1252L | Road Construction | | | 2300 | 668 |
| 1250K | Projectors | | | 3100 | 410 |
| 1198E | Rectangle Painting 2 | | | 2500 | 1.3k |
| 1187G | Gang Up | | | 2500 | 725 |
| 1184B2 | The Doctor Meets Vader (Medium) | | | 2200 | 709 |
| 1178H | Stock Exchange | | | 3500 | 299 |
| 1146G | Zoning Restrictions | | | 2700 | 1.1k |
| 1139E | Maximize Mex | | | 2400 | 2.5k |
| 1107F | Vasya and Endless Credits | | | 2600 | 1k |
| 1090E | Horseback Riding | | | 2300 | 692 |
| 1082G | Petya and Graph | | | 2400 | 2.8k |
| 1070I | Privatization of Roads in Berland | | | 2400 | 801 |
| 1061E | Politics | | | 2600 | 648 |
| 1045A | Last chance | | | 2500 | 607 |
| 1009G | Allowed Letters | | | 2400 | 1.1k |
| 976F | Minimal k-covering | | | 2500 | 707 |
| 903G | Yet Another Maxflow Problem | | | 2700 | 762 |
| 884F | Anti-Palindromize | | | 2500 | 1.3k |
| 848D | Shake It! | | | 2900 | 484 |
| 847J | Students Initiation | | | 2400 | 809 |
| 843E | Maximum Flow | | | 3000 | 617 |
| 818G | Four Melodies | | | 2600 | 1.1k |
| 808F | Card Game | | | 2400 | 1.7k |
| 802A3 | Heidi and Library (hard) | | | 2600 | 701 |
| 802M2 | April Fools' Problem (medium) | | | 2400 | 1.5k |
| 786E | ALT | | | 3200 | 849 |
| 730I | Olympiad in Programming and Sports | | | 2000 | 2.9k |
| 723E | One-Way Reform | | | 2200 | 2.3k |
| 653D | Delivery Bears | | | 2200 | 3k |
| 628F | Bear and Fair Set | | | 2500 | 1.1k |
| 611H | New Year and Forgotten Tree | | | 3200 | 787 |
| 546E | Soldier and Traveling | | | 2100 | 4.4k |
| 362E | Petya and Pipes | | | 2300 | 930 |
| 343E | Pumping Stations | | | 2900 | 960 |
| 280D | k-Maximum Subsequence Sum | | | 2800 | 1.7k |
| 269C | Flawed Flow | | | 2100 | 1.9k |
| 237E | Build String | | | 2000 | 2k |
| 223E | Planar Graph | | | 3000 | 281 |
| 212A | Privatization | | | 3000 | 284 |
| 164C | Machine Programming | | | 2400 | 1k |
| 132E | Bits of merry old England | | | 2700 | 602 |
| 78E | Evacuation | | | 2300 | 743 |