| 1559E | Mocha and Stars | | | 2200 | 2.8k |
| 1557C | Moamen and XOR | | | 1700 | 10.9k |
| 1556F | Sports Betting | | | 2500 | 1.5k |
| 1553E | Permutation Shift | | | 2100 | 3.8k |
| 1553I | Stairs | | | 3400 | 369 |
| 1550D | Excellent Arrays | | | 2300 | 2.1k |
| 1548C | The Three Little Pigs | | | 2500 | 2.1k |
| 1545B | AquaMoon and Chess | | | 1900 | 6.9k |
| 1543B | Customising the Track | | | 900 | 24.7k |
| 1542D | Priority Queue | | | 2200 | 3k |
| 1542E1 | Abnormal Permutation Pairs (easy version) | | | 2400 | 1.5k |
| 1542E2 | Abnormal Permutation Pairs (hard version) | | | 2700 | 1.1k |
| 1540B | Tree Array | | | 2300 | 3.1k |
| 1539A | Contest Start | | | 1000 | 21.7k |
| 1536E | Omkar and Forest | | | 2300 | 2.8k |
| 1536F | Omkar and Akmar | | | 2600 | 1.2k |
| 1534C | Little Alawn's Puzzle | | | 1300 | 14k |
| 1530F | Bingo | | | 2600 | 1.2k |
| 1528B | Kavi on Pairing Duty | | | 1700 | 10.9k |
| 1528F | AmShZ Farm | | | 3300 | 544 |
| 1527D | MEX Tree | | | 2400 | 2.3k |
| 1526E | Oolimry and Suffix Array | | | 2400 | 1.6k |
| 1525E | Assimilation IV | | | 2100 | 2.5k |
| 1523E | Crypto Lights | | | 2600 | 2k |
| 1516E | Baby Ehab Plays with Permutations | | | 2500 | 1.1k |
| 1515E | Phoenix and Computers | | | 2200 | 4.6k |
| 1514B | AND 0, Sum Big | | | 1200 | 36.7k |
| 1513B | AND Sequences | | | 1400 | 21k |
| 1513E | Cost Equilibrium | | | 2300 | 1.8k |
| 1511E | Colorings and Dominoes | | | 2100 | 2.9k |
| 1503E | 2-Coloring | | | 3100 | 910 |
| 1499A | Domino on Windowsill | | | 800 | 22k |
| 1499E | Chaotic Merge | | | 2400 | 1.7k |
| 1495D | BFS Trees | | | 2600 | 1.6k |
| 1487G | String Counting | | | 2700 | 747 |
| 1477F | Nezzar and Chocolate Bars | | | 3500 | 369 |
| 1475C | Ball in Berland | | | 1400 | 28.3k |
| 1475E | Advertising Agency | | | 1600 | 18.4k |
| 1473G | Tiles | | | 2800 | 499 |
| 1467D | Sum of Paths | | | 2200 | 4.1k |
| 1466G | Song of the Sirens | | | 2600 | 1.1k |
| 1466H | Finding satisfactory solutions | | | 3300 | 682 |
| 1462E1 | Close Tuples (easy version) | | | 1500 | 15.5k |
| 1462E2 | Close Tuples (hard version) | | | 1700 | 11.6k |
| 1452D | Radio Towers | | | 1600 | 8.8k |
| 1450H1 | Multithreading (Easy Version) | | | 2900 | 625 |
| 1450H2 | Multithreading (Hard Version) | | | 3300 | 333 |
| 1444B | Divide and Sum | | | 1900 | 6.8k |
| 1437F | Emotional Fishermen | | | 2600 | 1.7k |
| 1436F | Sum Over Subsets | | | 2800 | 693 |
| 1433E | Two Round Dances | | | 1300 | 20k |
| 1425D | Danger of Mad Snakes | | | 2300 | 925 |
| 1422C | Bargain | | | 1700 | 8.9k |
| 1403C | Chess Rush | | | 3200 | 95 |
| 1400D | Zigzags | | | 1900 | 11.5k |
| 1400G | Mercenaries | | | 2600 | 1.2k |
| 1392H | ZS Shuffles Cards | | | 3000 | 1.2k |
| 1391C | Cyclic Permutations | | | 1500 | 16.1k |
| 1371E1 | Asterism (Easy Version) | | | 1900 | 5.5k |
| 1371E2 | Asterism (Hard Version) | | | 2300 | 2.5k |
| 1365G | Secure Password | | | 2800 | 1.5k |
| 1359E | Modular Stability | | | 2000 | 6.8k |
| 1342E | Placing Rooks | | | 2300 | 3.7k |
| 1336E1 | Chiori and Doll Picking (easy version) | | | 2700 | 904 |
| 1336E2 | Chiori and Doll Picking (hard version) | | | 3500 | 707 |
| 1334E | Divisor Paths | | | 2200 | 3.2k |
| 1332E | Height All the Same | | | 2100 | 4.4k |
| 1329B | Dreamoon Likes Sequences | | | 1700 | 7.2k |
| 1328B | K-th Beautiful String | | | 1300 | 32.4k |
| 1327E | Count The Blocks | | | 1800 | 9.8k |
| 1326C | Permutation Partitions | | | 1300 | 16.6k |
| 1312D | Count the Arrays | | | 1700 | 10.8k |
| 1307E | Cow and Treats | | | 2500 | 1.5k |
| 1305C | Kuroni and Impossible Calculation | | | 1600 | 19.7k |
| 1301C | Ayoub's function | | | 1700 | 10k |
| 1299D | Around the World | | | 3000 | 652 |
| 1293B | JOE is on TV! | | | 1000 | 22.4k |
| 1284C | New Year and Permutation | | | 1600 | 8.8k |
| 1284E | New Year and Castle Construction | | | 2500 | 1.4k |
| 1280F | Intergalactic Sliding Puzzle | | | 3400 | 113 |
| 1279D | Santa's Bot | | | 1700 | 7.5k |
| 1278F | Cards | | | 2600 | 2.7k |
| 1276C | Beautiful Rectangle | | | 2300 | 1.8k |
| 1271E | Common Number | | | 2100 | 3.8k |
| 1267K | Key Storage | | | 2100 | 2.2k |
| 1239A | Ivan the Fool and the Probability Theory | | | 1700 | 7.8k |
| 1236B | Alice and the List of Presents | | | 1500 | 12.2k |
| 1228E | Another Filling the Grid | | | 2300 | 3.6k |
| 1227F2 | Wrong Answer on test 233 (Hard Version) | | | 2400 | 2k |
| 1204E | Natasha, Sasha and the Prefix Sums | | | 2300 | 2.2k |
| 1202D | Print a 1337-string... | | | 1900 | 5.5k |
| 1195D1 | Submarine in the Rybinsk Sea (easy edition) | | | 1500 | 8.2k |
| 1195D2 | Submarine in the Rybinsk Sea (hard edition) | | | 1800 | 4.9k |
| 1178C | Tiles | | | 1300 | 13.4k |
| 1174E | Ehab and the Expected GCD Problem | | | 2500 | 1.8k |
| 1167F | Scalar Queries | | | 2300 | 1.9k |
| 1153F | Serval and Bonus Problem | | | 2600 | 1k |
| 1151E | Number of Components | | | 2100 | 3.8k |
| 1111D | Destroy the Colony | | | 2600 | 1.2k |
| 1109D | Sasha and Interesting Fact from Graph Theory | | | 2400 | 1.5k |