| 756E | Byteland coins | | | 3200 | 315 |
| 755F | PolandBall and Gifts | | | 2600 | 2k |
| 755G | PolandBall and Many Other Balls | | | 3200 | 1.1k |
| 754C | Vladik and chat | | | 2200 | 1.1k |
| 753A | Santa Claus and Candies | | | 1000 | 10k |
| 750D | New Year and Fireworks | | | 1900 | 3.2k |
| 750E | New Year and Old Subsequence | | | 2600 | 2k |
| 750G | New Year and Binary Tree Paths | | | 3200 | 617 |
| 747D | Winter Is Coming | | | 1800 | 3.5k |
| 747F | Igor and Interesting Numbers | | | 2500 | 521 |
| 744C | Hongcow Buys a Deck of Cards | | | 2400 | 1.4k |
| 743D | Chloe and pleasant prizes | | | 1800 | 4.8k |
| 743E | Vladik and cards | | | 2200 | 1.7k |
| 741B | Arpa's weak amphitheater and Mehrdad's valuable Hoses | | | 1600 | 6k |
| 739E | Gosha is hunting | | | 3000 | 2.8k |
| 735E | Ostap and Tree | | | 2500 | 1.1k |
| 734C | Anton and Making Potions | | | 1600 | 5.7k |
| 734E | Anton and Tree | | | 2100 | 5.5k |
| 733C | Epidemic in Monstropolis | | | 1800 | 3.6k |
| 732B | Cormen --- The Best Friend Of a Man | | | 1000 | 25.9k |
| 731E | Funny Game | | | 2200 | 1.9k |
| 730I | Olympiad in Programming and Sports | | | 2000 | 2.9k |
| 730J | Bottles | | | 1900 | 4.1k |
| 729B | Spotlights | | | 1200 | 8.8k |
| 729F | Financiers Game | | | 2500 | 1.1k |
| 727F | Polycarp's problems | | | 2300 | 1.2k |
| 724E | Goods transportation | | | 2900 | 2k |
| 724F | Uniformly Branched Trees | | | 2700 | 561 |
| 722E | Research Rover | | | 2900 | 1.1k |
| 721C | Journey | | | 1800 | 6.7k |
| 721E | Road to Home | | | 2700 | 383 |
| 720D | Slalom | | | 3100 | 337 |
| 718A | Efim and Strange Grade | | | 1700 | 4.6k |
| 718D | Andrew and Chemistry | | | 2900 | 557 |
| 717B | R3D3’s Summer Adventure | | | 2700 | 210 |
| 713C | Sonya and Problem Wihtout a Legend | | | 2300 | 6.7k |
| 713E | Sonya Partymaker | | | 3300 | 418 |
| 712D | Memory and Scores | | | 2200 | 2k |
| 711C | Coloring Trees | | | 1700 | 9.6k |
| 710E | Generate a String | | | 2000 | 5.9k |
| 708C | Centroids | | | 2300 | 4.5k |
| 708E | Student's Camp | | | 3100 | 1.4k |
| 706B | Interesting drink | | | 1100 | 88.4k |
| 706C | Hard problem | | | 1600 | 20.1k |
| 704B | Ant Man | | | 2500 | 2.2k |
| 704C | Black Widow | | | 2900 | 563 |
| 703E | Mishka and Divisors | | | 2600 | 696 |
| 702A | Maximum Increase | | | 800 | 56.6k |
| 700B | Connecting Universities | | | 1800 | 4.7k |
| 698A | Vacations | | | 1400 | 39.5k |
| 698C | LRU | | | 2400 | 1.5k |
| 696C | PLEASE | | | 2000 | 2.3k |
| 696D | Legen... | | | 2500 | 1.7k |
| 691F | Couple Cover | | | 2200 | 1.5k |
| 690D3 | The Wall (hard) | | | 2100 | 645 |
| 689E | Mike and Geometry Problem | | | 2000 | 2.3k |
| 687C | The Values You Can Make | | | 1900 | 9k |
| 685A | Robbers' watch | | | 1700 | 4.5k |
| 685B | Kay and Snowflake | | | 1900 | 5.6k |
| 682C | Alyona and the Tree | | | 1600 | 8.2k |
| 682D | Alyona and Strings | | | 1900 | 3.6k |
| 679B | Bear and Tower of Cubes | | | 2200 | 2.4k |
| 678E | Another Sith Tournament | | | 2200 | 2.8k |
| 677D | Vanya and Treasure | | | 2300 | 2.1k |
| 677E | Vanya and Balloons | | | 2300 | 813 |
| 676C | Vasya and String | | | 1500 | 23.5k |
| 675E | Trains and Statistic | | | 2300 | 3.4k |
| 671A | Recycling Bottles | | | 1800 | 4.4k |
| 671D | Roads in Yusland | | | 2900 | 1.4k |
| 666A | Reberland Linguistics | | | 1800 | 3.8k |
| 665C | Simple Strings | | | 1300 | 18.5k |
| 665F | Four Divisors | | | 2400 | 836 |
| 662C | Binary Table | | | 2600 | 2.6k |
| 662E | To Hack or not to Hack | | | 3100 | 237 |
| 660C | Hard Process | | | 1600 | 11k |
| 659G | Fence Divercity | | | 2300 | 1.3k |
| 653B | Bear and Compressing | | | 1300 | 5.4k |
| 651A | Joysticks | | | 1100 | 24.3k |
| 650B | Image Preview | | | 1900 | 3.5k |
| 650C | Table Compression | | | 2200 | 2.2k |
| 650D | Zip-line | | | 2600 | 1.7k |
| 645D | Robot Rapping Results Report | | | 1800 | 3.4k |
| 645E | Intellectual Inquiry | | | 2200 | 1.4k |
| 643C | Levels and Regions | | | 2400 | 1.8k |
| 643E | Bear and Destroying Subtrees | | | 2700 | 756 |
| 643F | Bears and Juice | | | 2900 | 894 |
| 641D | Little Artem and Random Variable | | | 2400 | 1.6k |
| 637D | Running with Obstacles | | | 1600 | 2.1k |
| 633C | Spy Syndrome 2 | | | 1900 | 3.4k |
| 633D | Fibonacci-ish | | | 2000 | 3.1k |
| 633F | The Chocolate Spree | | | 2600 | 1.4k |
| 632E | Thief in a Shop | | | 2400 | 3.7k |
| 631E | Product Sum | | | 2600 | 3.4k |
| 629C | Famil Door and Brackets | | | 2000 | 3.1k |
| 629D | Babaei and Birthday Cake | | | 2000 | 4.6k |
| 629E | Famil Door and Roads | | | 2300 | 1.2k |
| 628B | New Skateboard | | | 1300 | 12.3k |
| 628D | Magic Numbers | | | 2200 | 8.9k |
| 627A | XOR Equation | | | 1700 | 4.8k |
| 627D | Preorder Test | | | 2600 | 1k |