| 1282B1 | K for the Price of One (Easy Version) | | | 1400 | 12.2k |
| 1282B2 | K for the Price of One (Hard Version) | | | 1600 | 11.2k |
| 1280D | Miss Punyverse | | | 2500 | 1.3k |
| 1279E | New Year Permutations | | | 2700 | 483 |
| 1279F | New Year and Handle Change | | | 2800 | 1.3k |
| 1278C | Berry Jam | | | 1700 | 8.8k |
| 1278F | Cards | | | 2600 | 2.7k |
| 1276A | As Simple as One and Two | | | 1400 | 13k |
| 1276D | Tree Elimination | | | 2900 | 725 |
| 1272C | Yet Another Broken Keyboard | | | 1200 | 31.3k |
| 1272D | Remove One Element | | | 1500 | 19.6k |
| 1272F | Two Bracket Sequences | | | 2200 | 2.4k |
| 1271D | Portals | | | 2100 | 3.5k |
| 1271E | Common Number | | | 2100 | 3.8k |
| 1268B | Domino for Young | | | 2000 | 6.5k |
| 1268E | Happy Cactus | | | 3400 | 320 |
| 1266H | Red-Blue Graph | | | 3400 | 144 |
| 1265E | Beautiful Mirrors | | | 2100 | 4.7k |
| 1264D1 | Beautiful Bracket Sequence (easy version) | | | 2600 | 1.6k |
| 1263F | Economic Difficulties | | | 2400 | 982 |
| 1260D | A Game with Traps | | | 1900 | 4.3k |
| 1260E | Tournament | | | 2400 | 2k |
| 1257D | Yet Another Monster Killing Problem | | | 1700 | 8.2k |
| 1257E | The Contest | | | 2000 | 4.7k |
| 1256E | Yet Another Division Into Teams | | | 2000 | 4.8k |
| 1253C | Sweets Eating | | | 1500 | 15.6k |
| 1253E | Antenna Coverage | | | 2200 | 3.2k |
| 1252B | Cleaning Robots | | | 2300 | 613 |
| 1252D | Find String in a Grid | | | 3000 | 496 |
| 1252J | Tiling Terrace | | | 2300 | 812 |
| 1251E1 | Voting (Easy Version) | | | 2300 | 2.6k |
| 1250D | Conference Problem | | | 3000 | 254 |
| 1250G | Discarding Game | | | 2300 | 804 |
| 1249E | By Elevator or Stairs? | | | 1700 | 11.3k |
| 1249F | Maximum Weight Subset | | | 2200 | 2.8k |
| 1248D1 | The World Is Just a Programming Task (Easy Version) | | | 2000 | 2.6k |
| 1245B | Restricted RPS | | | 1200 | 14.6k |
| 1245C | Constanze's Machine | | | 1400 | 20.2k |
| 1245E | Hyakugoku and Ladders | | | 2300 | 1.4k |
| 1245F | Daniel and Spring Cleaning | | | 2300 | 2.3k |
| 1244D | Paint the Tree | | | 1800 | 8.4k |
| 1242C | Sum Balance | | | 2400 | 2k |
| 1239A | Ivan the Fool and the Probability Theory | | | 1700 | 7.8k |
| 1239E | Turtle | | | 3100 | 1.2k |
| 1238C | Standard Free2play | | | 1600 | 7.9k |
| 1238D | AB-string | | | 1900 | 6.5k |
| 1238E | Keyboard Purchase | | | 2200 | 3.6k |
| 1238F | The Maximum Subtree | | | 2200 | 2.2k |
| 1237E | Balanced Binary Search Trees | | | 2400 | 1.7k |
| 1237F | Balanced Domino Placements | | | 2600 | 1.2k |
| 1237G | Balanced Distribution | | | 3500 | 168 |
| 1236E | Alice and the Unfair Game | | | 2500 | 785 |
| 1234C | Pipes | | | 1500 | 13.6k |
| 1234F | Yet Another Substring Reverse | | | 2200 | 3k |
| 1228E | Another Filling the Grid | | | 2300 | 3.6k |
| 1227F1 | Wrong Answer on test 233 (Easy Version) | | | 2200 | 2.1k |
| 1225E | Rock Is Push | | | 2200 | 2.1k |
| 1225G | To Make 1 | | | 3100 | 665 |
| 1223D | Sequence Sorting | | | 2000 | 4.5k |
| 1223E | Paint the Tree | | | 2100 | 3k |
| 1223F | Stack Exterminable Arrays | | | 2600 | 2.3k |
| 1221D | Make The Fence Great Again | | | 1800 | 10.3k |
| 1221G | Graph And Numbers | | | 2900 | 990 |
| 1220E | Tourism | | | 2200 | 3.1k |
| 1218A | BubbleReactor | | | 2800 | 186 |
| 1218C | Jumping Transformers | | | 2600 | 262 |
| 1216F | Wi-Fi | | | 2100 | 3.2k |
| 1215B | The Number of Products | | | 1400 | 19.4k |
| 1215E | Marbles | | | 2200 | 3.6k |
| 1214D | Treasure Island | | | 1900 | 7.2k |
| 1211H | Road Repair in Treeland | | | 3100 | 60 |
| 1210G | Mateusz and Escape Room | | | 3500 | 376 |
| 1209E1 | Rotate Columns (easy version) | | | 2000 | 3.3k |
| 1209E2 | Rotate Columns (hard version) | | | 2500 | 2.4k |
| 1208F | Bits And Pieces | | | 2600 | 3.5k |
| 1207C | Gas Pipeline | | | 1500 | 10.6k |
| 1206B | Make Product Equal One | | | 900 | 29.8k |
| 1204C | Anna, Svyatoslav and Maps | | | 1700 | 7.5k |
| 1204E | Natasha, Sasha and the Prefix Sums | | | 2300 | 2.2k |
| 1203F2 | Complete the Projects (hard version) | | | 2300 | 3.4k |
| 1202B | You Are Given a Decimal String... | | | 1700 | 4.9k |
| 1202C | You Are Given a WASD-string... | | | 2100 | 2.8k |
| 1201D | Treasure Hunting | | | 2100 | 2.6k |
| 1200B | Block Adventure | | | 1200 | 14.8k |
| 1200D | White Lines | | | 1900 | 4.4k |
| 1200F | Graph Traveler | | | 2300 | 1.2k |
| 1198D | Rectangle Painting 1 | | | 2300 | 3.8k |
| 1197D | Yet Another Subarray Problem | | | 1900 | 5.8k |
| 1197E | Culture Code | | | 2300 | 1.9k |
| 1197F | Coloring Game | | | 2700 | 383 |
| 1196D2 | RGB Substring (hard version) | | | 1600 | 10.5k |
| 1195C | Basketball Exercise | | | 1400 | 36.7k |
| 1194F | Crossword Expert | | | 2400 | 1.3k |
| 1194G | Another Meme Problem | | | 2700 | 367 |
| 1193A | Amusement Park | | | unrated | 481 |
| 1193B | Magic Tree | | | unrated | 510 |
| 1192C | Cubeword | | | unrated | 371 |
| 1189C | Candies! | | | 1400 | 11.1k |
| 1188C | Array Beauty | | | 2500 | 2.2k |
| 1188D | Make Equal | | | 3100 | 1.1k |