| 1550F | Jumping Around | | | 2700 | 959 |
| 1521D | Nastia Plays with a Tree | | | 2500 | 2.4k |
| 1508C | Complete the MST | | | 2500 | 1.8k |
| 1494D | Dogeforces | | | 2300 | 2.9k |
| 1482D | Playlist | | | 1900 | 4.1k |
| 1468B | Bakery | | | 2900 | 254 |
| 1444C | Team-Building | | | 2500 | 1.9k |
| 1442B | Identify the Operations | | | 1800 | 5.4k |
| 1423H | Virus | | | 2500 | 669 |
| 1419F | Rain of Fire | | | 2800 | 642 |
| 1416D | Graph and Queries | | | 2600 | 2.9k |
| 1408E | Avoid Rainbow Cycles | | | 2400 | 2.2k |
| 1402A | Fancy Fence | | | 1800 | 1.4k |
| 1386C | Joker | | | 2800 | 699 |
| 1380E | Merging Towers | | | 2300 | 2.5k |
| 1335F | Robots on a Grid | | | 2200 | 2.5k |
| 1292A | NEKO's Maze Game | | | 1400 | 14k |
| 1278D | Segment Tree | | | 2100 | 4.4k |
| 1236E | Alice and the Unfair Game | | | 2500 | 785 |
| 1217F | Forced Online Queries Problem | | | 2600 | 745 |
| 1213F | Unstable String Sort | | | 2100 | 3.1k |
| 1209G1 | Into Blocks (easy version) | | | 2000 | 4.1k |
| 1184E3 | Daleks' Invasion (hard) | | | 2400 | 698 |
| 1166F | Vicky's Delivery Service | | | 2400 | 848 |
| 1156E | Special Segments of Permutation | | | 2200 | 4.2k |
| 1140F | Extending Set of Points | | | 2600 | 1.6k |
| 1107G | Vasya and Maximum Profit | | | 2400 | 1.3k |
| 1051G | Distinctification | | | 2900 | 523 |
| 1044D | Deduction Queries | | | 2400 | 1.2k |
| 1042F | Leaf Sets | | | 2400 | 1.6k |
| 1009F | Dominant Indices | | | 2300 | 8.2k |
| 982D | Shark | | | 1900 | 2.5k |
| 979D | Kuro and GCD and XOR and SUM | | | 2200 | 2.3k |
| 962G | Visible Black Areas | | | 2800 | 254 |
| 938G | Shortest Path Queries | | | 2900 | 1.2k |
| 936E | Iqea | | | 3400 | 261 |
| 920E | Connected Components? | | | 2100 | 8k |
| 920F | SUM and REPLACE | | | 2000 | 9k |
| 915F | Imbalance Value of a Tree | | | 2400 | 3.2k |
| 901C | Bipartite Segments | | | 2300 | 1.3k |
| 899E | Segments Removal | | | 2000 | 3.6k |
| 896E | Welcome home, Chtholly | | | 3100 | 2.5k |
| 891C | Envy | | | 2300 | 3.1k |
| 817D | Imbalanced Array | | | 1900 | 6.6k |
| 813F | Bipartite Checking | | | 2500 | 1.8k |
| 811E | Vladik and Entertaining Flags | | | 2600 | 1k |
| 766D | Mahmoud and a Dictionary | | | 2000 | 4k |
| 763E | Timofey and our friends animals | | | 2900 | 623 |
| 733F | Drivers Dissatisfaction | | | 2200 | 1.4k |
| 722C | Destroying Array | | | 1600 | 11.8k |
| 696E | ...Wait for it... | | | 3000 | 751 |
| 687D | Dividing Kingdom II | | | 2500 | 1.2k |
| 670E | Correct Bracket Sequence Editor | | | 1700 | 3.5k |
| 659E | New Reform | | | 1600 | 8.1k |
| 650E | Clockwork Bomb | | | 3200 | 1.1k |
| 609E | Minimum spanning tree for each edge | | | 2100 | 10.7k |
| 603E | Pastoral Oddities | | | 3000 | 1.6k |
| 601D | Acyclic Organic Compounds | | | 2400 | 1.3k |
| 600E | Lomsat gelral | | | 2300 | 19.3k |
| 571D | Campus | | | 3100 | 1.2k |
| 566D | Restructuring Company | | | 1900 | 4.1k |
| 547B | Mike and Feet | | | 1900 | 11.4k |
| 501B | Misha and Changing Handles | | | 1100 | 19.8k |
| 500E | New Year Domino | | | 2300 | 1.6k |
| 471E | MUH and Lots and Lots of Segments | | | 2700 | 113 |
| 452E | Three strings | | | 2400 | 1.2k |
| 374E | Inna and Babies | | | 2600 | 245 |
| 371D | Vessels | | | 1800 | 6.6k |
| 366D | Dima and Trap Graph | | | 2000 | 1.8k |
| 362D | Fools and Foolproof Roads | | | 2100 | 1.1k |
| 356A | Knight Tournament | | | 1500 | 17.2k |
| 313E | Ilya and Two Numbers | | | 2300 | 633 |
| 292D | Connected Components | | | 1900 | 2.8k |
| 217E | Alien DNA | | | 2800 | 360 |
| 212D | Cutting a Fence | | | 2500 | 664 |
| 195E | Building Forest | | | 2000 | 910 |
| 190E | Counter Attack | | | 2100 | 1.8k |
| 165D | Beard Graph | | | 2100 | 2k |
| 13E | Holes | | | 2700 | 8.4k |
| 6E | Exposition | | | 1900 | 4k |