| 544B | Sea and Islands | | | 1400 | 9k |
| 543A | Writing Code | | | 1800 | 9k |
| 543B | Destroying Roads | | | 2100 | 4.6k |
| 543C | Remembering Strings | | | 2500 | 1.6k |
| 543D | Road Improvement | | | 2300 | 3.4k |
| 543E | Listening to Music | | | 3200 | 343 |
| 542A | Place Your Ad Here | | | 2400 | 654 |
| 542B | Duck Hunt | | | 3100 | 261 |
| 542C | Idempotent functions | | | 2000 | 1.3k |
| 542D | Superhero's Job | | | 2600 | 542 |
| 542E | Playing on Graph | | | 2600 | 1k |
| 542F | Quest | | | 2100 | 1k |
| 540A | Combination Lock | | | 800 | 35.6k |
| 540B | School Marks | | | 1700 | 5k |
| 540C | Ice Cave | | | 2000 | 8.4k |
| 540D | Bad Luck Island | | | 1900 | 6.8k |
| 540E | Infinite Inversions | | | 2100 | 2.6k |
| 538A | Cutting Banner | | | 1400 | 7.4k |
| 538B | Quasi Binary | | | 1400 | 19.5k |
| 538C | Tourist's Notes | | | 1600 | 6.2k |
| 538D | Weird Chess | | | 1800 | 2.5k |
| 538E | Demiurges Play Again | | | 2200 | 1.7k |
| 538F | A Heap of Heaps | | | 2200 | 1.9k |
| 538G | Berserk Robot | | | 3100 | 648 |
| 538H | Summer Dichotomy | | | 3200 | 867 |
| 536D | Tavas in Kansas | | | 2900 | 835 |
| 536E | Tavas on the Path | | | 3100 | 554 |
| 535A | Tavas and Nafas | | | 1000 | 13.1k |
| 535B | Tavas and SaDDas | | | 1100 | 27k |
| 535C | Tavas and Karafs | | | 1900 | 4k |
| 535D | Tavas and Malekas | | | 1900 | 4.9k |
| 535E | Tavas and Pashmaks | | | 2600 | 936 |
| 534A | Exam | | | 1100 | 13k |
| 534B | Covered Path | | | 1400 | 11.5k |
| 534C | Polycarpus' Dice | | | 1600 | 5.3k |
| 534D | Handshakes | | | 1900 | 2.6k |
| 534E | Berland Local Positioning System | | | 2400 | 414 |
| 534F | Simplified Nonogram | | | 2400 | 566 |
| 533A | Berland Miners | | | 3000 | 637 |
| 533B | Work Group | | | 2000 | 2.7k |
| 533C | Board Game | | | 1700 | 2.5k |
| 533D | Landmarks | | | 3000 | 342 |
| 533E | Correcting Mistakes | | | 1800 | 2.5k |
| 533F | Encoding | | | 2400 | 998 |
| 530A | Quadratic equation | | | 1500 | 696 |
| 530B | String inside out | | | 1600 | 556 |
| 530C | Diophantine equation | | | 1500 | 627 |
| 530D | Set subtraction | | | 1600 | 462 |
| 530E | Sum and product | | | 1700 | 330 |
| 530F | Jumping frogs | | | 2100 | 112 |
| 530G | Levenshtein distance | | | 2100 | 568 |
| 530H | Points in triangle | | | 2100 | 131 |
| 530I | Different variables | | | 2500 | 53 |
| 529B | Group Photo 2 (online mirror version) | | | 1900 | 1k |
| 528D | Fuzzy Search | | | 2500 | 3k |
| 528E | Triangles 3000 | | | 3100 | 227 |
| 527A | Playing with Paper | | | 1100 | 15.7k |
| 527B | Error Correct System | | | 1500 | 4.1k |
| 527C | Glass Carving | | | 1500 | 7.6k |
| 527D | Clique Problem | | | 1800 | 5.1k |
| 527E | Data Center Drama | | | 2600 | 2.3k |
| 526A | King of Thieves | | | 1300 | 5.1k |
| 526B | Om Nom and Dark Park | | | 1400 | 4.7k |
| 526C | Om Nom and Candies | | | 2000 | 2.7k |
| 526D | Om Nom and Necklace | | | 2200 | 2.5k |
| 526E | Transmitting Levels | | | 2400 | 1.2k |
| 526F | Pudding Monsters | | | 3000 | 3.6k |
| 526G | Spiders Evil Plan | | | 3300 | 903 |
| 525A | Vitaliy and Pie | | | 1100 | 16.6k |
| 525B | Pasha and String | | | 1400 | 10.3k |
| 525C | Ilya and Sticks | | | 1600 | 6.1k |
| 525D | Arthur and Walls | | | 2400 | 2.3k |
| 525E | Anya and Cubes | | | 2100 | 4.4k |
| 524A | Возможно, вы знаете этих людей? | | | 1600 | 1.5k |
| 524B | Фото на память - 2 (round version) | | | 1700 | 1.6k |
| 524C | The Art of Dealing with ATM | | | 1900 | 2.2k |
| 524D | Social Network | | | 2100 | 1k |
| 524E | Rooks and Rectangles | | | 2400 | 1.4k |
| 524F | And Yet Another Bracket Sequence | | | 2700 | 645 |
| 523A | Rotate, Flip and Zoom | | | 1200 | 2.9k |
| 523B | Mean Requests | | | 1500 | 999 |
| 523C | Name Quest | | | 1400 | 2.6k |
| 523D | Statistics of Recompressing Videos | | | 1600 | 2.6k |
| 522A | Reposts | | | 1200 | 19.3k |
| 522B | Photo to Remember | | | 1100 | 9.6k |
| 522C | Chicken or Fish? | | | 2100 | 767 |
| 522D | Closest Equals | | | 2000 | 4.2k |
| 521D | Shop | | | 2800 | 1.9k |
| 521E | Cycling City | | | 3100 | 1.3k |
| 520A | Pangram | | | 800 | 131.3k |
| 520B | Two Buttons | | | 1400 | 64.7k |
| 520C | DNA Alignment | | | 1500 | 4.3k |
| 520D | Cubes | | | 2100 | 1.7k |
| 520E | Pluses everywhere | | | 2200 | 2.1k |
| 519A | A and B and Chess | | | 900 | 20.3k |
| 519B | A and B and Compilation Errors | | | 1100 | 44.3k |
| 519C | A and B and Team Training | | | 1300 | 20.8k |
| 519D | A and B and Interesting Substrings | | | 1800 | 6.9k |
| 519E | A and B and Lecture Rooms | | | 2100 | 8.9k |
| 518A | Vitaly and Strings | | | 1600 | 9.6k |