| 1658D2 | 388535 (Hard Version) | | | 2300 | 3.2k |
| 1658E | Gojou and Matrix Game | | | 2500 | 1.3k |
| 1656B | Subtract Operation | | | 1100 | 28.3k |
| 1656H | Equal LCM Subsets | | | 3200 | 836 |
| 1654E | Arithmetic Operations | | | 2300 | 2.4k |
| 1650E | Rescheduling the Exam | | | 1900 | 4.5k |
| 1648A | Weird Sum | | | 1400 | 19.8k |
| 1648B | Integral Array | | | 1800 | 7.4k |
| 1644D | Cross Coloring | | | 1700 | 7.9k |
| 1644E | Expand the Path | | | 1900 | 3.5k |
| 1638B | Odd Swap Sort | | | 1100 | 22.7k |
| 1638C | Inversion Graph | | | 1300 | 16.1k |
| 1637H | Minimize Inversions Number | | | 3500 | 615 |
| 1634F | Fibonacci Additions | | | 2700 | 2k |
| 1633E | Spanning Tree Queries | | | 2400 | 1.8k |
| 1632D | New Year Concert | | | 2000 | 5.4k |
| 1626C | Monsters And Spells | | | 1700 | 12k |
| 1625D | Binary Spiders | | | 2300 | 2.4k |
| 1622B | Berland Music | | | 1000 | 22.4k |
| 1621G | Weighted Increasing Subsequences | | | 3200 | 901 |
| 1619E | MEX and Increments | | | 1700 | 10.3k |
| 1616H | Keep XOR Low | | | 3000 | 1.4k |
| 1615E | Purple Crayon | | | 2400 | 1.8k |
| 1609G | A Stroll Around the Matrix | | | 3000 | 617 |
| 1598C | Delete Two Elements | | | 1200 | 23.9k |
| 1598D | Training Session | | | 1700 | 10.7k |
| 1598E | Staircases | | | 2100 | 2.5k |
| 1585D | Yet Another Sorting Problem | | | 1900 | 4.5k |
| 1583G | Omkar and Time Travel | | | 3000 | 543 |
| 1582E | Pchelyonok and Segments | | | 2000 | 4.3k |
| 1567E | Non-Decreasing Dilemma | | | 2200 | 4.2k |
| 1562D1 | Two Hundred Twenty One (easy version) | | | 1700 | 6.7k |
| 1562D2 | Two Hundred Twenty One (hard version) | | | 2200 | 2.3k |
| 1561D1 | Up the Strip (simplified version) | | | 1700 | 6.2k |
| 1553F | Pairwise Modulo | | | 2300 | 2.6k |
| 1548B | Integers Have Friends | | | 1800 | 11.6k |
| 1548E | Gregor and the Two Painters | | | 3400 | 618 |
| 1538C | Number of Pairs | | | 1300 | 35.6k |
| 1526D | Kill Anton | | | 2200 | 2.8k |
| 1520D | Same Differences | | | 1200 | 68.1k |
| 1499C | Minimum Grid Path | | | 1500 | 13.5k |
| 1498F | Christmas Game | | | 2500 | 1.1k |
| 1497E1 | Square-Free Division (easy version) | | | 1700 | 9.2k |
| 1497E2 | Square-Free Division (hard version) | | | 2500 | 2k |
| 1493D | GCD of an Array | | | 2100 | 5.9k |
| 1492B | Card Deck | | | 1100 | 21k |
| 1490F | Equalize the Array | | | 1500 | 18.6k |
| 1490G | Old Floppy Drive | | | 1900 | 6.3k |
| 1488J | Flower Shop | | | 3100 | 43 |
| 1474D | Cleaning | | | 2200 | 4.4k |
| 1430C | Numbers on Whiteboard | | | 1000 | 28.7k |
| 1428E | Carrots for Rabbits | | | 2200 | 4.4k |
| 1422F | Boring Queries | | | 2700 | 1.4k |
| 1418F | Equal Product | | | 3000 | 518 |
| 1416C | XOR Inverse | | | 2000 | 5.2k |
| 1406D | Three Sequences | | | 2200 | 3.9k |
| 1402A | Fancy Fence | | | 1800 | 1.4k |
| 1400D | Zigzags | | | 1900 | 11.5k |
| 1398C | Good Subarrays | | | 1600 | 38.6k |
| 1398E | Two Types of Spells | | | 2200 | 2.6k |
| 1392F | Omkar and Landslide | | | 2400 | 2.6k |
| 1386B | Mixture | | | 2900 | 157 |
| 1361F | Johnny and New Toy | | | 3300 | 255 |
| 1359F | RC Kaboom Show | | | 2900 | 619 |
| 1349A | Orac and LCM | | | 1600 | 22.4k |
| 1346F | Dune II: Battle For Arrakis | | | 2000 | 256 |
| 1322B | Present | | | 2100 | 4.7k |
| 1320A | Journey Planning | | | 1400 | 22.7k |
| 1294D | MEX maximizing | | | 1600 | 12.8k |
| 1286D | LCC | | | 3100 | 882 |
| 1284F | New Year and Social Network | | | 3200 | 424 |
| 1283C | Friends and Gifts | | | 1500 | 14.3k |
| 1277D | Let's Play the Words? | | | 1900 | 3.3k |
| 1276C | Beautiful Rectangle | | | 2300 | 1.8k |
| 1266D | Decreasing Debts | | | 2000 | 3.9k |
| 1265B | Beautiful Numbers | | | 1300 | 13.7k |
| 1265E | Beautiful Mirrors | | | 2100 | 4.7k |
| 1252K | Addition Robot | | | 2100 | 2.1k |
| 1217E | Sum Queries? | | | 2300 | 2.1k |
| 1209H | Moving Walkways | | | 3300 | 328 |
| 1204D2 | Kirk and a Binary String (hard version) | | | 2100 | 3.4k |
| 1202C | You Are Given a WASD-string... | | | 2100 | 2.8k |
| 1200F | Graph Traveler | | | 2300 | 1.2k |
| 1195F | Geometers Anonymous Club | | | 2500 | 1.1k |
| 1189C | Candies! | | | 1400 | 11.1k |
| 1185C2 | Exam in BerSU (hard version) | | | 1700 | 7.9k |
| 1179C | Serge and Dining Room | | | 2200 | 2.5k |
| 1175F | The Number of Subpermutations | | | 2500 | 2.8k |
| 1167F | Scalar Queries | | | 2300 | 1.9k |
| 1163C2 | Power Transmission (Hard Edition) | | | 1900 | 4k |
| 1163E | Magical Permutation | | | 2400 | 1.1k |
| 1158C | Permutation recovery | | | 2100 | 2.3k |
| 1151E | Number of Components | | | 2100 | 3.8k |
| 1142B | Lynyrd Skynyrd | | | 2000 | 4k |
| 1114F | Please, another Queries on Array? | | | 2400 | 2.6k |
| 1104B | Game with string | | | 1200 | 17.1k |
| 1100F | Ivan and Burgers | | | 2500 | 3.9k |
| 1091E | New Year and the Acquaintance Estimation | | | 2400 | 1.1k |
| 1066E | Binary Numbers AND Sum | | | 1700 | 6.6k |
| 1061C | Multiplicity | | | 1700 | 11k |