| 2152G | Query Jungle | | | 2900 | 2.7k |
| 2145F | Long Journey | | | 2500 | 1.1k |
| 2138E1 | Determinant Construction (Easy Version) | | | 3100 | 270 |
| 2138E2 | Determinant Construction (Hard Version) | | | 3100 | 197 |
| 2097D | Homework | | | 2800 | 559 |
| 2077C | Binary Subsequence Value Sum | | | 2300 | 2.4k |
| 2065H | Bro Thinks He's Him | | | 2200 | 2k |
| 2057D | Gifts Order | | | 2000 | 5.5k |
| 2023F | Hills and Pits | | | 3500 | 137 |
| 1980E | Permutation of Rows and Columns | | | 1600 | 13.3k |
| 1924C | Fractal Origami | | | 2400 | 1.4k |
| 1916H1 | Matrix Rank (Easy Version) | | | 2700 | 751 |
| 1916H2 | Matrix Rank (Hard Version) | | | 2700 | 681 |
| 1895F | Fancy Arrays | | | 2600 | 1.1k |
| 1864H | Asterism Stream | | | 3200 | 575 |
| 1844G | Tree Weights | | | 3000 | 1.2k |
| 1701F | Points | | | 2500 | 1.2k |
| 1698G | Long Binary String | | | 2900 | 397 |
| 1672G | Cross Xor | | | 3200 | 676 |
| 1662C | European Trip | | | unrated | 387 |
| 1648A | Weird Sum | | | 1400 | 19.8k |
| 1635D | Infinite Set | | | 1800 | 7.1k |
| 1616F | Tricolor Triangles | | | 2900 | 765 |
| 1557C | Moamen and XOR | | | 1700 | 10.9k |
| 1540E | Tasty Dishes | | | 3500 | 136 |
| 1474F | 1 2 3 4 ... | | | 3000 | 356 |
| 1458C | Latin Square | | | 2700 | 1.8k |
| 1427E | Xum | | | 2500 | 1.7k |
| 1411G | No Game No Life | | | 2700 | 952 |
| 1375I | Cubic Lattice | | | 3500 | 282 |
| 1332E | Height All the Same | | | 2100 | 4.4k |
| 1286D | LCC | | | 3100 | 882 |
| 1266H | Red-Blue Graph | | | 3400 | 144 |
| 1252K | Addition Robot | | | 2100 | 2.1k |
| 1188B | Count Pairs | | | 2300 | 5.3k |
| 1184D2 | Parallel Universes (Hard) | | | 3100 | 162 |
| 1182E | Product Oriented Recurrence | | | 2300 | 3.5k |
| 1117D | Magic Gems | | | 2100 | 5.5k |
| 1106F | Lunar New Year and a Recursive Sequence | | | 2400 | 1.2k |
| 1101G | (Zero XOR Subset)-less | | | 2300 | 2.3k |
| 959F | Mahmoud and Ehab and yet another xor task | | | 2400 | 3k |
| 923E | Perpetual Subtraction | | | 3100 | 627 |
| 917D | Stranger Trees | | | 2600 | 1.5k |
| 891E | Lust | | | 3000 | 1.3k |
| 865G | Flowers and Chocolate | | | 3300 | 282 |
| 837F | Prefix Sums | | | 2400 | 1.1k |
| 736D | Permutations | | | 2800 | 585 |
| 718C | Sasha and Array | | | 2300 | 4.8k |
| 696C | PLEASE | | | 2000 | 2.3k |
| 662A | Gambling Nim | | | 2400 | 683 |
| 618G | Combining Slimes | | | 3300 | 273 |
| 575A | Fibonotci | | | 2700 | 893 |
| 551D | GukiZ and Binary Operations | | | 2100 | 2.1k |
| 485A | Factory | | | 1400 | 8.8k |
| 472F | Design Tutorial: Change the Goal | | | 2700 | 318 |
| 446D | DZY Loves Games | | | 2800 | 503 |
| 446E | DZY Loves Bridges | | | 3100 | 205 |
| 392C | Yet Another Number Sequence | | | unrated | 687 |
| 385E | Bear in the Field | | | 2300 | 690 |
| 337C | Quiz | | | 1600 | 5.3k |
| 267C | Berland Traffic | | | 2700 | 285 |
| 226C | Anniversary | | | 2400 | 1k |
| 193C | Hamming Distance | | | 2400 | 707 |
| 193E | Fibonacci Number | | | 2900 | 424 |
| 167E | Wizards and Bets | | | 2900 | 727 |
| 166E | Tetrahedron | | | 1500 | 26.3k |
| 113D | Museum | | | 2700 | 946 |
| 93D | Flags | | | 2500 | 475 |
| 86E | Long sequence | | | 2700 | 233 |
| 60E | Mushroom Gnomes | | | 2600 | 520 |