| 1575H | Holiday Wall Ornaments | | | 2200 | 799 |
| 1575I | Illusions of the Desert | | | 2300 | 1.1k |
| 1575J | Jeopardy of Dropped Balls | | | 1500 | 4.3k |
| 1575K | Knitting Batik | | | 2200 | 823 |
| 1575L | Longest Array Deconstruction | | | 2100 | 1.8k |
| 1575M | Managing Telephone Poles | | | 2400 | 383 |
| 1574A | Regular Bracket Sequences | | | 800 | 23.2k |
| 1574B | Combinatorics Homework | | | 1100 | 18.3k |
| 1574C | Slay the Dragon | | | 1300 | 18.7k |
| 1574D | The Strongest Build | | | 2000 | 4.9k |
| 1574E | Coloring | | | 2500 | 1.1k |
| 1574F | Occurrences | | | 2700 | 787 |
| 1573A | Countdown | | | 800 | 22k |
| 1573B | Swaps | | | 1400 | 15.7k |
| 1572A | Book | | | 1800 | 10.6k |
| 1572B | Xor of 3 | | | 2500 | 2.1k |
| 1572C | Paint | | | 2700 | 1.8k |
| 1572D | Bridge Club | | | 2800 | 660 |
| 1572E | Polygon | | | 3000 | 386 |
| 1572F | Stations | | | 3400 | 544 |
| 1571A | Sequence of Comparisons | | | 800 | 1.7k |
| 1571B | Epic Novel | | | 1300 | 762 |
| 1571C | Rhyme | | | 1800 | 402 |
| 1571D | Sweepstake | | | 1800 | 373 |
| 1571E | Fix the String | | | 1700 | 376 |
| 1571F | Kotlinforces | | | 2000 | 231 |
| 1571G | A Battle Against a Dragon | | | 2500 | 89 |
| 1571H | Laser Beams | | | 2900 | 59 |
| 1571I | Physical Examination | | | 3200 | 67 |
| 1571J | Two Railroads | | | 3000 | 53 |
| 1569A | Balanced Substring | | | 800 | 26.7k |
| 1569B | Chess Tournament | | | 1000 | 19.9k |
| 1569C | Jury Meeting | | | 1500 | 13.5k |
| 1569D | Inconvenient Pairs | | | 1900 | 4.6k |
| 1569E | Playoff Restoration | | | 2600 | 903 |
| 1569F | Palindromic Hamiltonian Path | | | 3000 | 493 |
| 1567A | Domino Disaster | | | 800 | 31.9k |
| 1567B | MEXor Mixup | | | 1000 | 35k |
| 1567C | Carrying Conundrum | | | 1600 | 13.3k |
| 1567D | Expression Evaluation Error | | | 2000 | 5k |
| 1567E | Non-Decreasing Dilemma | | | 2200 | 4.3k |
| 1567F | One-Four Overload | | | 2700 | 888 |
| 1566A | Median Maximization | | | 800 | 25.6k |
| 1566B | MIN-MEX Cut | | | 800 | 21.4k |
| 1566C | MAX-MEX Cut | | | 1000 | 19.2k |
| 1566D1 | Seating Arrangements (easy version) | | | 1100 | 14.8k |
| 1566D2 | Seating Arrangements (hard version) | | | 1600 | 8.4k |
| 1566E | Buds Re-hanging | | | 2000 | 4.5k |
| 1566F | Points Movement | | | 2600 | 1.3k |
| 1566G | Four Vertices | | | 3100 | 433 |
| 1566H | Xor-quiz | | | 3200 | 177 |
| 1562A | The Miracle and the Sleeper | | | 800 | 26.4k |
| 1562B | Scenes From a Memory | | | 1000 | 20.7k |
| 1562C | Rings | | | 1500 | 14.4k |
| 1562D1 | Two Hundred Twenty One (easy version) | | | 1700 | 6.7k |
| 1562D2 | Two Hundred Twenty One (hard version) | | | 2200 | 2.3k |
| 1562E | Rescue Niwen! | | | 2500 | 1.6k |
| 1562F | Tubular Bells | | | 2900 | 467 |
| 1561A | Simply Strange Sort | | | 800 | 17.2k |
| 1561C | Deep Down Below | | | 1300 | 22.8k |
| 1561D1 | Up the Strip (simplified version) | | | 1700 | 6.2k |
| 1560A | Dislike of Threes | | | 800 | 75.1k |
| 1560B | Who's Opposite? | | | 800 | 39.2k |
| 1560C | Infinity Table | | | 800 | 28.1k |
| 1560D | Make a Power of Two | | | 1300 | 19.6k |
| 1560E | Polycarp and String Transformation | | | 1800 | 8.9k |
| 1560F1 | Nearest Beautiful Number (easy version) | | | 1900 | 6.8k |
| 1560F2 | Nearest Beautiful Number (hard version) | | | 2100 | 5.1k |
| 1559A | Mocha and Math | | | 900 | 48.4k |
| 1559B | Mocha and Red and Blue | | | 900 | 24.4k |
| 1559C | Mocha and Hiking | | | 1200 | 23.2k |
| 1559D1 | Mocha and Diana (Easy Version) | | | 1400 | 16.5k |
| 1559D2 | Mocha and Diana (Hard Version) | | | 2500 | 3.2k |
| 1559E | Mocha and Stars | | | 2200 | 2.8k |
| 1558A | Charmed by the Game | | | 1300 | 11.5k |
| 1558B | Up the Strip | | | 1900 | 5.3k |
| 1558C | Bottom-Tier Reversals | | | 2000 | 3.8k |
| 1558D | Top-Notch Insertions | | | 2600 | 1.2k |
| 1558E | Down Below | | | 3000 | 726 |
| 1558F | Strange Sort | | | 3300 | 568 |
| 1557A | Ezzat and Two Subsequences | | | 800 | 29.3k |
| 1557B | Moamen and k-subarrays | | | 1100 | 24.9k |
| 1557C | Moamen and XOR | | | 1700 | 10.9k |
| 1557D | Ezzat and Grid | | | 2200 | 3.1k |
| 1557E | Assiut Chess | | | 2800 | 774 |
| 1556A | A Variety of Operations | | | 800 | 18.6k |
| 1556B | Take Your Places! | | | 1300 | 13.3k |
| 1556C | Compressed Bracket Sequence | | | 1800 | 6.3k |
| 1556D | Take a Guess | | | 1800 | 9k |
| 1556E | Equilibrium | | | 2200 | 3.1k |
| 1556F | Sports Betting | | | 2500 | 1.5k |
| 1556G | Gates to Another World | | | 3300 | 471 |
| 1556H | DIY Tree | | | 3300 | 554 |
| 1555A | PizzaForces | | | 900 | 30.6k |
| 1555B | Two Tables | | | 1300 | 17.4k |
| 1555C | Coin Rows | | | 1300 | 24.4k |
| 1555D | Say No to Palindromes | | | 1600 | 16k |
| 1555E | Boring Segments | | | 2100 | 4.7k |
| 1555F | Good Graph | | | 2700 | 1.1k |
| 1554A | Cherry | | | 800 | 31.6k |