| 439C | Devu and Partitioning of the Array | | | 1700 | 4.2k |
| 436F | Banners | | | 3000 | 597 |
| 435D | Special Grid | | | 2000 | 850 |
| 433A | Kitahara Haruki's Gift | | | 1100 | 18.1k |
| 432B | Football Kit | | | 1200 | 12.3k |
| 431B | Shower Line | | | 1200 | 11.8k |
| 430B | Balls Game | | | 1400 | 4.2k |
| 425A | Sereja and Swaps | | | 1500 | 4.2k |
| 424D | Biathlon Track | | | 2300 | 639 |
| 416B | Art Union | | | 1300 | 9.5k |
| 409H | A + B Strikes Back | | | 1500 | 9.6k |
| 407A | Triangle | | | 1600 | 5.2k |
| 407C | Curious Array | | | 2500 | 1.2k |
| 402B | Trees in a Row | | | 1400 | 4k |
| 402C | Searching for Graph | | | 1500 | 6.4k |
| 401D | Roman and Numbers | | | 2000 | 4.7k |
| 400B | Inna and New Matrix of Candies | | | 1200 | 8.7k |
| 394A | Counting Sticks | | | unrated | 2.7k |
| 394D | Physical Education and Buns | | | unrated | 300 |
| 391B | Word Folding | | | unrated | 444 |
| 391C1 | The Tournament | | | unrated | 214 |
| 391D1 | Supercollider | | | unrated | 295 |
| 387B | George and Round | | | 1200 | 13k |
| 386B | Fly, freebies, fly! | | | 1400 | 2.5k |
| 385A | Bear and Raspberry | | | 1000 | 17.4k |
| 385B | Bear and Strings | | | 1200 | 10.9k |
| 385C | Bear and Prime Numbers | | | 1700 | 10.8k |
| 380A | Sereja and Prefixes | | | 1600 | 3k |
| 379D | New Year Letter | | | 2000 | 1.7k |
| 378A | Playing with Dice | | | 800 | 26.1k |
| 372B | Counting Rectangles is Fun | | | 1900 | 2.9k |
| 371C | Hamburgers | | | 1600 | 36.2k |
| 370D | Broken Monitor | | | 2100 | 723 |
| 366B | Dima and To-do List | | | 1200 | 7.2k |
| 366E | Dima and Magic Guitar | | | 2200 | 873 |
| 364C | Beautiful Set | | | 2300 | 656 |
| 364D | Ghd | | | 2900 | 2.6k |
| 363B | Fence | | | 1100 | 69.9k |
| 363E | Two Circles | | | 2500 | 255 |
| 359D | Pair of Numbers | | | 2000 | 5.9k |
| 358A | Dima and Continuous Line | | | 1400 | 8.2k |
| 358B | Dima and Text Messages | | | 1500 | 3.9k |
| 358E | Dima and Kicks | | | 2300 | 446 |
| 357A | Group of Students | | | 1000 | 7.8k |
| 354A | Vasya and Robot | | | 1500 | 5.7k |
| 354C | Vasya and Beautiful Arrays | | | 2100 | 3.4k |
| 352A | Jeff and Digits | | | 1000 | 28.9k |
| 350A | TL | | | 1200 | 17.7k |
| 350E | Wrong Floyd | | | 2200 | 881 |
| 348C | Subset Sums | | | 2500 | 2.9k |
| 347B | Fixed Points | | | 1100 | 9.9k |
| 344B | Simple Molecules | | | 1200 | 9.7k |
| 343E | Pumping Stations | | | 2900 | 960 |
| 342B | Xenia and Spies | | | 1500 | 4.2k |
| 340B | Maximal Area Quadrilateral | | | 2100 | 2.4k |
| 337E | Divisor Tree | | | 2200 | 1.2k |
| 336C | Vasily the Bear and Sequence | | | 1800 | 2.7k |
| 335D | Rectangles and Square | | | 2400 | 363 |
| 333C | Lucky Tickets | | | 2700 | 437 |
| 333D | Characteristics of Rectangles | | | 2100 | 2.3k |
| 333E | Summer Earnings | | | 2500 | 1.3k |
| 331A1 | Oh Sweet Beaverette | | | 1400 | 1.5k |
| 330A | Cakeminator | | | 800 | 31.9k |
| 327A | Flipping Game | | | 1200 | 51.4k |
| 320A | Magic Numbers | | | 900 | 46.2k |
| 317A | Perfect Pair | | | 1600 | 5k |
| 317B | Ants | | | 2000 | 1.7k |
| 316B1 | EKG | | | 1500 | 1.5k |
| 316D1 | PE Lesson | | | 2300 | 630 |
| 316E1 | Summer Homework | | | 1500 | 1.6k |
| 315A | Sereja and Bottles | | | 1400 | 12.4k |
| 311C | Fetch the Treasure | | | 2500 | 597 |
| 309D | Tennis Rackets | | | 2700 | 198 |
| 305A | Strange Addition | | | 1600 | 5.3k |
| 305B | Continued Fractions | | | 1700 | 2.3k |
| 304A | Pythagorean Theorem II | | | 1200 | 12.2k |
| 304B | Calendar | | | 1300 | 3.2k |
| 303C | Minimum Modular | | | 2400 | 988 |
| 300A | Array | | | 1100 | 28k |
| 300B | Coach | | | 1500 | 7.3k |
| 300C | Beautiful Numbers | | | 1800 | 12.4k |
| 299A | Ksusha and Array | | | 1000 | 9.6k |
| 299B | Ksusha the Squirrel | | | 900 | 6.6k |
| 298B | Sail | | | 1200 | 16k |
| 294D | Shaass and Painter Robot | | | 2500 | 413 |
| 293B | Distinct Paths | | | 2700 | 995 |
| 293C | Cube Problem | | | 2400 | 698 |
| 292C | Beautiful IP Addresses | | | 2000 | 1.3k |
| 291C | Network Mask | | | 1600 | 1.9k |
| 289A | Polo the Penguin and Segments | | | 1100 | 10.5k |
| 289B | Polo the Penguin and Matrix | | | 1400 | 19.2k |
| 287A | IQ Test | | | 1100 | 22.2k |
| 284B | Cows and Poker Game | | | 1000 | 7.4k |
| 281B | Nearest Fraction | | | 1700 | 3.4k |
| 280E | Sequence Transformation | | | 3000 | 327 |
| 279A | Point on Spiral | | | 1400 | 6k |
| 279B | Books | | | 1400 | 76.7k |
| 278B | New Problem | | | 1500 | 3.6k |
| 274C | The Last Hole! | | | 2600 | 395 |
| 271A | Beautiful Year | | | 800 | 183k |