| 739B | Alyona and a tree | | | 1900 | 5.2k |
| 734E | Anton and Tree | | | 2100 | 5.5k |
| 732F | Tourist Reform | | | 2300 | 3.7k |
| 731C | Socks | | | 1600 | 8k |
| 730C | Bulmart | | | 2100 | 1.4k |
| 727A | Transformation: from A to B | | | 1000 | 18.6k |
| 723D | Lakes in Berland | | | 1600 | 7.6k |
| 723E | One-Way Reform | | | 2200 | 2.3k |
| 722D | Generating Sets | | | 1900 | 3.4k |
| 720B | Cactusophobia | | | 2400 | 491 |
| 717E | Paint it really, really dark gray | | | 1900 | 1.6k |
| 715C | Digit Tree | | | 2700 | 2.7k |
| 711D | Directed Roads | | | 1900 | 5.1k |
| 710E | Generate a String | | | 2000 | 5.9k |
| 708C | Centroids | | | 2300 | 4.5k |
| 707D | Persistent Bookcase | | | 2200 | 3.1k |
| 700B | Connecting Universities | | | 1800 | 4.7k |
| 700C | Break Up | | | 2600 | 1.5k |
| 698B | Fix a Tree | | | 1700 | 6.2k |
| 696B | Puzzles | | | 1700 | 3.9k |
| 691D | Swaps in Permutation | | | 1700 | 6.7k |
| 690C2 | Brain Network (medium) | | | 1500 | 5.1k |
| 689B | Mike and Shortcuts | | | 1600 | 6.7k |
| 687A | NP-Hard Problem | | | 1500 | 16.9k |
| 687E | TOF | | | 2900 | 483 |
| 685B | Kay and Snowflake | | | 1900 | 5.6k |
| 682C | Alyona and the Tree | | | 1600 | 8.2k |
| 681D | Gifts by the List | | | 2000 | 1.9k |
| 679C | Bear and Square Grid | | | 2400 | 1.3k |
| 679D | Bear and Chase | | | 2900 | 378 |
| 662B | Graph Coloring | | | 2200 | 1.7k |
| 659E | New Reform | | | 1600 | 8.1k |
| 659F | Polycarp and Hay | | | 2000 | 2k |
| 653B | Bear and Compressing | | | 1300 | 5.4k |
| 653E | Bear and Forgotten Tree 2 | | | 2400 | 1.8k |
| 652E | Pursuit For Artifacts | | | 2300 | 3k |
| 650C | Table Compression | | | 2200 | 2.2k |
| 650E | Clockwork Bomb | | | 3200 | 1.1k |
| 648C | Путь Робота | | | 1100 | 1.4k |
| 639F | Bear and Chemistry | | | 3300 | 610 |
| 638B | Making Genome in Berland | | | 1500 | 2.1k |
| 638C | Road Improvement | | | 1800 | 2.4k |
| 638D | Three-dimensional Turtle Super Computer | | | 1800 | 798 |
| 633F | The Chocolate Spree | | | 2600 | 1.4k |
| 633G | Yash And Trees | | | 2800 | 933 |
| 629E | Famil Door and Roads | | | 2300 | 1.2k |
| 627D | Preorder Test | | | 2600 | 1k |
| 627F | Island Puzzle | | | 3400 | 271 |
| 622E | Ants in Leaves | | | 2200 | 2.5k |
| 618D | Hamiltonian Spanning Tree | | | 2200 | 2.1k |
| 616C | The Labyrinth | | | 1600 | 6.8k |
| 613D | Kingdom and its Cities | | | 2800 | 4.3k |
| 612E | Square Root of Permutation | | | 2200 | 2.1k |
| 609E | Minimum spanning tree for each edge | | | 2100 | 10.7k |
| 605D | Board Game | | | 2500 | 966 |
| 603B | Moodular Arithmetic | | | 1800 | 2.7k |
| 601D | Acyclic Organic Compounds | | | 2400 | 1.3k |
| 600E | Lomsat gelral | | | 2300 | 19.2k |
| 598D | Igor In the Museum | | | 1700 | 13.7k |
| 596E | Wilbur and Strings | | | 2500 | 455 |
| 593D | Happy Tree Party | | | 2400 | 1.5k |
| 592D | Super M | | | 2200 | 3k |
| 590C | Three States | | | 2200 | 3.7k |
| 585B | Phillip and Trains | | | 1700 | 3.8k |
| 580C | Kefa and Park | | | 1500 | 58k |
| 576B | Invariance of Tree | | | 2100 | 1.9k |
| 575B | Bribes | | | 2200 | 1.3k |
| 575G | Run for beer | | | 2200 | 1k |
| 574B | Bear and Three Musketeers | | | 1500 | 8.4k |
| 573C | Bear and Drawing | | | 2300 | 1.1k |
| 571C | CNF 2 | | | 2500 | 756 |
| 570D | Tree Requests | | | 2200 | 9.3k |
| 567E | President and Roads | | | 2200 | 2.3k |
| 566A | Matching Names | | | 2300 | 1.1k |
| 566C | Logistical Questions | | | 3000 | 955 |
| 557D | Vitaly and Cycle | | | 2000 | 2.4k |
| 555E | Case of Computer Network | | | 2800 | 3.1k |
| 553C | Love Triangles | | | 2200 | 2k |
| 549B | Looksery Party | | | 2300 | 1.6k |
| 547D | Mike and Fish | | | 2600 | 3.2k |
| 546C | Soldier and Cards | | | 1400 | 19.6k |
| 542D | Superhero's Job | | | 2600 | 541 |
| 540C | Ice Cave | | | 2000 | 8.4k |
| 538E | Demiurges Play Again | | | 2200 | 1.7k |
| 538H | Summer Dichotomy | | | 3200 | 849 |
| 533A | Berland Miners | | | 3000 | 618 |
| 533B | Work Group | | | 2000 | 2.7k |
| 527E | Data Center Drama | | | 2600 | 2.3k |
| 526B | Om Nom and Dark Park | | | 1400 | 4.7k |
| 522A | Reposts | | | 1200 | 19.3k |
| 521E | Cycling City | | | 3100 | 1.3k |
| 520B | Two Buttons | | | 1400 | 64.7k |
| 519E | A and B and Lecture Rooms | | | 2100 | 8.9k |
| 516D | Drazil and Morning Exercise | | | 2800 | 1.6k |
| 513D1 | Constrained Tree | | | 2400 | 657 |
| 513G1 | Inversions problem | | | 1800 | 1.9k |
| 510B | Fox And Two Dots | | | 1500 | 16.7k |
| 510C | Fox And Names | | | 1600 | 23.2k |
| 508D | Tanya and Password | | | 2500 | 4.4k |
| 507E | Breaking Good | | | 2100 | 3.3k |