| 690F3 | Tree of Life (hard) | | | 3200 | 62 |
| 689A | Mike and Cellphone | | | 1400 | 5.5k |
| 689B | Mike and Shortcuts | | | 1600 | 6.7k |
| 689C | Mike and Chocolate Thieves | | | 1700 | 6.3k |
| 689D | Friends and Subsequences | | | 2100 | 4.3k |
| 689E | Mike and Geometry Problem | | | 2000 | 2.3k |
| 688A | Opponents | | | 800 | 14.9k |
| 688B | Lovely Palindromes | | | 1000 | 36.4k |
| 687A | NP-Hard Problem | | | 1500 | 16.9k |
| 687B | Remainders Game | | | 1800 | 7k |
| 687C | The Values You Can Make | | | 1900 | 9k |
| 687D | Dividing Kingdom II | | | 2500 | 1.2k |
| 687E | TOF | | | 2900 | 483 |
| 686A | Free Ice Cream | | | 800 | 44.2k |
| 686B | Little Robber Girl's Zoo | | | 1100 | 8k |
| 685A | Robbers' watch | | | 1700 | 4.5k |
| 685B | Kay and Snowflake | | | 1900 | 5.6k |
| 685C | Optimal Point | | | 2900 | 697 |
| 685D | Kay and Eternity | | | 2600 | 559 |
| 685E | Travelling Through the Snow Queen's Kingdom | | | 2800 | 660 |
| 683A | The Check of the Point | | | 1200 | 1.3k |
| 683B | The Teacher of Physical Education | | | 1600 | 340 |
| 683C | Symmetric Difference | | | 1600 | 337 |
| 683D | Chocolate Bar | | | 1400 | 388 |
| 683E | Hammer throwing | | | 1800 | 204 |
| 683F | Reformat the String | | | 1800 | 169 |
| 683G | The Fraction | | | 1900 | 144 |
| 683H | Exchange of Books | | | 1900 | 124 |
| 683I | Loader | | | 2500 | 50 |
| 683J | The Hero with Bombs | | | 3000 | 50 |
| 682A | Alyona and Numbers | | | 1100 | 24.3k |
| 682B | Alyona and Mex | | | 1200 | 12.8k |
| 682C | Alyona and the Tree | | | 1600 | 8.2k |
| 682D | Alyona and Strings | | | 1900 | 3.6k |
| 682E | Alyona and Triangles | | | 2600 | 760 |
| 681A | A Good Contest | | | 800 | 17k |
| 681B | Economy Game | | | 1300 | 9.5k |
| 681C | Heap Operations | | | 1600 | 10.7k |
| 681D | Gifts by the List | | | 2000 | 1.9k |
| 681E | Runaway to a Shadow | | | 2500 | 554 |
| 680A | Bear and Five Cards | | | 800 | 13.4k |
| 680B | Bear and Finding Criminals | | | 1000 | 26.5k |
| 679A | Bear and Prime 100 | | | 1400 | 16k |
| 679B | Bear and Tower of Cubes | | | 2200 | 2.4k |
| 679C | Bear and Square Grid | | | 2400 | 1.3k |
| 679D | Bear and Chase | | | 2900 | 378 |
| 679E | Bear and Bad Powers of 42 | | | 3100 | 929 |
| 678A | Johny Likes Numbers | | | 800 | 15.3k |
| 678B | The Same Calendar | | | 1600 | 4.8k |
| 678C | Joty and Chocolate | | | 1600 | 11.2k |
| 678D | Iterated Linear Function | | | 1700 | 5.5k |
| 678E | Another Sith Tournament | | | 2200 | 2.8k |
| 678F | Lena and Queries | | | 2500 | 1.1k |
| 677A | Vanya and Fence | | | 800 | 185.6k |
| 677B | Vanya and Food Processor | | | 1400 | 8k |
| 677C | Vanya and Label | | | 1500 | 7k |
| 677D | Vanya and Treasure | | | 2300 | 2.1k |
| 677E | Vanya and Balloons | | | 2300 | 813 |
| 676A | Nicholas and Permutation | | | 800 | 14.9k |
| 676B | Pyramid of Glasses | | | 1500 | 5.9k |
| 676C | Vasya and String | | | 1500 | 23.5k |
| 676D | Theseus and labyrinth | | | 2000 | 2k |
| 676E | The Last Fight Between Human and AI | | | 2400 | 967 |
| 675A | Infinite Sequence | | | 1100 | 15.7k |
| 675B | Restoring Painting | | | 1400 | 7.8k |
| 675C | Money Transfers | | | 2100 | 3.9k |
| 675D | Tree Construction | | | 1800 | 4.3k |
| 675E | Trains and Statistic | | | 2300 | 3.4k |
| 673A | Bear and Game | | | 800 | 11k |
| 673B | Problems for Round | | | 1300 | 3.7k |
| 672A | Summer Camp | | | 800 | 16.8k |
| 672B | Different is Good | | | 1000 | 18.7k |
| 671A | Recycling Bottles | | | 1800 | 4.4k |
| 671B | Robin Hood | | | 2000 | 3.4k |
| 671C | Ultimate Weirdness of an Array | | | 2800 | 839 |
| 671D | Roads in Yusland | | | 2900 | 1.4k |
| 671E | Organizing a Race | | | 3300 | 506 |
| 670A | Holidays | | | 900 | 18.8k |
| 670B | Game of Robots | | | 1000 | 12.1k |
| 670C | Cinema | | | 1300 | 10.1k |
| 670D1 | Magic Powder - 1 | | | 1400 | 25.1k |
| 670D2 | Magic Powder - 2 | | | 1500 | 20.4k |
| 670E | Correct Bracket Sequence Editor | | | 1700 | 3.5k |
| 670F | Restore a Number | | | 2300 | 941 |
| 669A | Little Artem and Presents | | | 800 | 11.8k |
| 667A | Pouring Rain | | | 1100 | 8.6k |
| 667B | Coat of Anticubism | | | 1100 | 5.9k |
| 666A | Reberland Linguistics | | | 1800 | 3.8k |
| 666B | World Tour | | | 2000 | 2.4k |
| 666C | Codeword | | | 2500 | 961 |
| 666D | Chain Reaction | | | 3000 | 377 |
| 666E | Forensic Examination | | | 3100 | 1.7k |
| 665A | Buses Between Cities | | | 1600 | 3.2k |
| 665B | Shopping | | | 1400 | 3.9k |
| 665C | Simple Strings | | | 1300 | 18.5k |
| 665D | Simple Subset | | | 1800 | 4.2k |
| 665E | Beautiful Subarrays | | | 2100 | 4.7k |
| 665F | Four Divisors | | | 2400 | 836 |
| 664A | Complicated GCD | | | 800 | 22.3k |
| 663A | Rebus | | | 1800 | 3.8k |