| 1525E | Assimilation IV | | | 2100 | 2.5k |
| 1525F | Goblins And Gnomes | | | 2800 | 452 |
| 1523D | Love-Hate | | | 2400 | 2.5k |
| 1523E | Crypto Lights | | | 2600 | 2k |
| 1523F | Favorite Game | | | 3300 | 530 |
| 1523H | Hopping Around the Array | | | 3500 | 464 |
| 1521D | Nastia Plays with a Tree | | | 2500 | 2.4k |
| 1521E | Nastia and a Beautiful Matrix | | | 2700 | 768 |
| 1519B | The Cake Is a Lie | | | 800 | 33.6k |
| 1519D | Maximum Sum of Products | | | 1600 | 17.9k |
| 1519F | Chests and Keys | | | 3200 | 797 |
| 1517D | Explorer Space | | | 1800 | 9.5k |
| 1517F | Reunion | | | 3200 | 702 |
| 1517H | Fly Around the World | | | 3500 | 92 |
| 1516B | AGAGA XOOORRR | | | 1500 | 26.6k |
| 1516C | Baby Ehab Partitions Again | | | 1700 | 14.5k |
| 1516D | Cut | | | 2100 | 5.3k |
| 1516E | Baby Ehab Plays with Permutations | | | 2500 | 1.1k |
| 1515E | Phoenix and Computers | | | 2200 | 4.6k |
| 1513C | Add One | | | 1600 | 16.9k |
| 1512F | Education | | | 1900 | 6.9k |
| 1512G | Short Task | | | 1700 | 9.6k |
| 1511E | Colorings and Dominoes | | | 2100 | 2.9k |
| 1511F | Chainword | | | 2700 | 602 |
| 1511G | Chips on a Board | | | 2700 | 988 |
| 1510D | Digits | | | 2100 | 2.1k |
| 1510H | Hard Optimization | | | 3200 | 140 |
| 1509C | The Sports Festival | | | 1800 | 15.8k |
| 1506G | Maximize the Remaining String | | | 2000 | 4.9k |
| 1503C | Travelling Salesman Problem | | | 2200 | 3.9k |
| 1503E | 2-Coloring | | | 3100 | 910 |
| 1501B | Napoleon Cake | | | 900 | 21.3k |
| 1500F | Cupboards Jumps | | | 3500 | 456 |
| 1499B | Binary Removals | | | 1000 | 22.1k |
| 1499D | The Number of Pairs | | | 2100 | 7.3k |
| 1499E | Chaotic Merge | | | 2400 | 1.7k |
| 1499F | Diameter Cuts | | | 2400 | 1.7k |
| 1498C | Planar Reflections | | | 1600 | 12.5k |
| 1498D | Bananas in a Microwave | | | 2200 | 2.5k |
| 1498F | Christmas Game | | | 2500 | 1.1k |
| 1497D | Genius | | | 2500 | 1.8k |
| 1497E1 | Square-Free Division (easy version) | | | 1700 | 9.2k |
| 1497E2 | Square-Free Division (hard version) | | | 2500 | 2k |
| 1495F | Squares | | | 3300 | 533 |
| 1494C | 1D Sokoban | | | 1900 | 5.8k |
| 1492C | Maximum width | | | 1500 | 17.6k |
| 1491C | Pekora and Trampoline | | | 1700 | 8.4k |
| 1491D | Zookeeper and The Infinite Zoo | | | 1800 | 8.5k |
| 1488E | Palindromic Doubles | | | 2200 | 236 |
| 1487F | Ones | | | 2900 | 520 |
| 1487G | String Counting | | | 2700 | 747 |
| 1486D | Max Median | | | 2100 | 10.1k |
| 1486E | Paired Payment | | | 2200 | 3.5k |
| 1486F | Pairs of Paths | | | 2600 | 875 |
| 1485B | Replace and Keep Sorted | | | 1200 | 18k |
| 1485E | Move and Swap | | | 2500 | 1.6k |
| 1485F | Copy or Prefix Sum | | | 2400 | 2.4k |
| 1482E | Skyline Photo | | | 2100 | 3.9k |
| 1481E | Sorting Books | | | 2500 | 2.5k |
| 1481F | AB Tree | | | 3100 | 809 |
| 1479B1 | Painting the Array I | | | 1900 | 7.5k |
| 1479B2 | Painting the Array II | | | 2100 | 4.5k |
| 1479E | School Clubs | | | 3500 | 469 |
| 1478B | Nezzar and Lucky Number | | | 1100 | 19.1k |
| 1476C | Longest Simple Cycle | | | 1600 | 12.4k |
| 1476D | Journey | | | 1700 | 9.3k |
| 1476F | Lanterns | | | 3000 | 1.2k |
| 1475B | New Year's Number | | | 900 | 58.4k |
| 1475D | Cleaning the Phone | | | 1800 | 11.3k |
| 1475G | Strange Beauty | | | 1900 | 8k |
| 1474D | Cleaning | | | 2200 | 4.4k |
| 1474F | 1 2 3 4 ... | | | 3000 | 356 |
| 1473D | Program | | | 1700 | 11.1k |
| 1473G | Tiles | | | 2800 | 499 |
| 1472B | Fair Division | | | 800 | 60.9k |
| 1472C | Long Jumps | | | 1100 | 35.9k |
| 1472D | Even-Odd Game | | | 1200 | 31.1k |
| 1472E | Correct Placement | | | 1700 | 9.1k |
| 1472F | New Year's Puzzle | | | 2100 | 3.3k |
| 1472G | Moving to the Capital | | | 2100 | 5.9k |
| 1470A | Strange Birthday Party | | | 1300 | 30.7k |
| 1470E | Strange Permutation | | | 3200 | 981 |
| 1469B | Red and Blue | | | 1000 | 31.4k |
| 1469C | Building a Fence | | | 1600 | 11.8k |
| 1468A | LaIS | | | 2200 | 2k |
| 1467D | Sum of Paths | | | 2200 | 4.1k |
| 1467E | Distinctive Roots in a Tree | | | 2500 | 1.8k |
| 1466B | Last minute enhancements | | | 800 | 23.7k |
| 1466C | Canine poetry | | | 1300 | 18.9k |
| 1466H | Finding satisfactory solutions | | | 3300 | 682 |
| 1463F | Max Correct Set | | | 3100 | 796 |
| 1462B | Last Year's Substring | | | 800 | 29.4k |
| 1461B | Find the Spruce | | | 1400 | 13.4k |
| 1461C | Random Events | | | 1500 | 12.6k |
| 1461F | Mathematical Expression | | | 2700 | 678 |
| 1459B | Move and Turn | | | 1300 | 22k |
| 1458B | Glass Half Spilled | | | 2000 | 4.2k |
| 1456E | XOR-ranges | | | 3500 | 396 |
| 1455D | Sequence and Swaps | | | 1600 | 13.3k |
| 1455F | String and Operations | | | 2800 | 525 |