| 698C | LRU | | | 2400 | 1.5k |
| 696C | PLEASE | | | 2000 | 2.3k |
| 685A | Robbers' watch | | | 1700 | 4.5k |
| 678E | Another Sith Tournament | | | 2200 | 2.8k |
| 665F | Four Divisors | | | 2400 | 836 |
| 662C | Binary Table | | | 2600 | 2.6k |
| 651A | Joysticks | | | 1100 | 24.3k |
| 643E | Bear and Destroying Subtrees | | | 2700 | 756 |
| 643F | Bears and Juice | | | 2900 | 894 |
| 641D | Little Artem and Random Variable | | | 2400 | 1.6k |
| 633D | Fibonacci-ish | | | 2000 | 3.1k |
| 632E | Thief in a Shop | | | 2400 | 3.7k |
| 627A | XOR Equation | | | 1700 | 4.8k |
| 626B | Cards | | | 1300 | 7k |
| 626G | Raffles | | | 3100 | 813 |
| 623E | Transforming Sequence | | | 3300 | 715 |
| 618G | Combining Slimes | | | 3300 | 273 |
| 603A | Alternative Thinking | | | 1600 | 8.3k |
| 601C | Kleofáš and the n-thlon | | | 2300 | 1.5k |
| 596D | Wilbur and Trees | | | 2300 | 770 |
| 582D | Number of Binominal Coefficients | | | 3300 | 830 |
| 575H | Bots | | | 1800 | 1.9k |
| 573B | Bear and Blocks | | | 1600 | 6.4k |
| 568B | Symmetric and Transitive | | | 1900 | 2.4k |
| 566F | Clique in the Divisibility Graph | | | 1500 | 4.3k |
| 559C | Gerald and Giant Chess | | | 2200 | 8.3k |
| 557C | Arthur and Table | | | 1900 | 4.3k |
| 553A | Kyoya and Colored Balls | | | 1500 | 10.1k |
| 553E | Kyoya and Train | | | 3200 | 730 |
| 552C | Vanya and Scales | | | 1900 | 5.9k |
| 550C | Divisibility by Eight | | | 1500 | 32.7k |
| 547C | Mike and Foam | | | 2300 | 3.5k |
| 546D | Soldier and Number Game | | | 1700 | 14.1k |
| 542D | Superhero's Job | | | 2600 | 541 |
| 538E | Demiurges Play Again | | | 2200 | 1.7k |
| 534B | Covered Path | | | 1400 | 11.5k |
| 525E | Anya and Cubes | | | 2100 | 4.4k |
| 520E | Pluses everywhere | | | 2200 | 2.1k |
| 518D | Ilya and Escalator | | | 1700 | 8.4k |
| 510D | Fox And Jumping | | | 1900 | 6.5k |
| 486D | Valid Sets | | | 2100 | 4.4k |
| 486E | LIS of Sequence | | | 2200 | 2.7k |
| 476B | Dreamoon and WiFi | | | 1300 | 38k |
| 468E | Permanent | | | 3100 | 472 |
| 449E | Jzzhu and Squares | | | 2900 | 341 |
| 441E | Valera and Number | | | 2400 | 835 |
| 439E | Devu and Birthday Celebration | | | 2100 | 1.9k |
| 431D | Random Task | | | 2100 | 3k |
| 417A | Elimination | | | 1500 | 3.4k |
| 402D | Upgrading Array | | | 1800 | 2.8k |
| 385C | Bear and Prime Numbers | | | 1700 | 10.8k |
| 375E | Red and Black Tree | | | 3000 | 639 |
| 372C | Watching Fireworks is Fun | | | 2100 | 5.1k |
| 362C | Insertion Sort | | | 1900 | 2k |
| 359B | Permutation | | | 1400 | 8.8k |
| 351A | Jeff and Rounding | | | 1800 | 3.1k |
| 335E | Counting Skyscrapers | | | 2800 | 254 |
| 321D | Ciel and Flipboard | | | 2900 | 635 |
| 316D3 | PE Lesson | | | 2400 | 735 |
| 303E | Random Ranking | | | 3000 | 452 |
| 288E | Polo the Penguin and Lucky Numbers | | | 2800 | 378 |
| 285E | Positions in Permutations | | | 2600 | 1.4k |
| 283D | Cows and Cool Sequences | | | 2400 | 718 |
| 280E | Sequence Transformation | | | 3000 | 327 |
| 276D | Little Girl and Maximum XOR | | | 1700 | 16.8k |
| 261B | Maxim and Restaurant | | | 1900 | 1.6k |
| 261C | Maxim and Matrix | | | 2000 | 846 |
| 258C | Little Elephant and LCM | | | 2000 | 2k |
| 258D | Little Elephant and Broken Sorting | | | 2600 | 1.5k |
| 249D | Donkey and Stars | | | 2700 | 600 |
| 248E | Piglet's Birthday | | | 2600 | 692 |
| 235B | Let's Play Osu! | | | 2000 | 4.5k |
| 235E | Number Challenge | | | 2600 | 963 |
| 232B | Table | | | 1900 | 1.7k |
| 229E | Gifts | | | 2600 | 617 |
| 212C | Cowboys | | | 2100 | 518 |
| 209A | Multicolored Marbles | | | 1600 | 2.9k |
| 201A | Clear Symmetry | | | 1700 | 3.3k |
| 175D | Plane of Tanks: Duel | | | 2400 | 332 |
| 167B | Wizards and Huge Prize | | | 1800 | 2.5k |
| 166E | Tetrahedron | | | 1500 | 26.3k |
| 165C | Another Problem on Strings | | | 1600 | 14k |
| 148D | Bag of mice | | | 1800 | 9.3k |
| 145C | Lucky Subsequence | | | 2100 | 2.2k |
| 126D | Fibonacci Sums | | | 2300 | 981 |
| 107B | Basketball Team | | | 1600 | 4.4k |
| 98E | Help Shrek and Donkey | | | 2700 | 570 |
| 95D | Horse Races | | | 2500 | 554 |
| 93D | Flags | | | 2500 | 475 |
| 93E | Lostborn | | | 2600 | 555 |
| 87C | Interesting Game | | | 2000 | 1.8k |
| 83D | Numbers | | | 2400 | 1.1k |
| 76C | Mutation | | | 2700 | 389 |
| 76D | Plus and xor | | | 1700 | 2.5k |
| 75D | Big Maximum Sum | | | 2000 | 2.1k |
| 71C | Round Table Knights | | | 1600 | 7.4k |
| 68D | Half-decay tree | | | 2500 | 540 |
| 57D | Journey | | | 2500 | 367 |
| 54C | First Digit Law | | | 2000 | 1.7k |
| 37D | Lesson Timetable | | | 2300 | 584 |