| 1685D1 | Permutation Weight (Easy Version) | | | 2800 | 535 |
| 1685D2 | Permutation Weight (Hard Version) | | | 3500 | 144 |
| 1685E | The Ultimate LIS Problem | | | 3500 | 201 |
| 1684A | Digit Minimization | | | 800 | 25k |
| 1684B | Z mod X = C | | | 800 | 21.9k |
| 1684C | Column Swapping | | | 1400 | 13.3k |
| 1684D | Traps | | | 1700 | 10.9k |
| 1684E | MEX vs DIFF | | | 2100 | 3.7k |
| 1684F | Diverse Segments | | | 2600 | 1.2k |
| 1684G | Euclid Guess | | | 2800 | 818 |
| 1684H | Hard Cut | | | 3400 | 305 |
| 1682A | Palindromic Indices | | | 800 | 20k |
| 1682B | AND Sorting | | | 1100 | 27.9k |
| 1682C | LIS or Reverse LIS? | | | 1400 | 16.6k |
| 1682D | Circular Spanning Tree | | | 2000 | 3.8k |
| 1682E | Unordered Swaps | | | 2700 | 777 |
| 1682F | MCMF? | | | 2700 | 471 |
| 1681A | Game with Cards | | | 800 | 21.8k |
| 1681B | Card Trick | | | 800 | 21.1k |
| 1681C | Double Sort | | | 1200 | 18.9k |
| 1681D | Required Length | | | 1700 | 10.9k |
| 1681E | Labyrinth Adventures | | | 2600 | 989 |
| 1681F | Unique Occurrences | | | 2300 | 2.4k |
| 1680A | Minimums and Maximums | | | 800 | 22.4k |
| 1680B | Robots | | | 800 | 19.1k |
| 1680C | Binary String | | | 1600 | 11.2k |
| 1680D | Dog Walking | | | 2400 | 1.4k |
| 1680E | Moving Chips | | | 2000 | 4.4k |
| 1680F | Lenient Vertex Cover | | | 2600 | 980 |
| 1679A | AvtoBus | | | 900 | 43k |
| 1679B | Stone Age Problem | | | 1200 | 29.1k |
| 1679C | Rooks Defenders | | | 1400 | 11.8k |
| 1679D | Toss a Coin to Your Graph... | | | 1900 | 6k |
| 1679E | Typical Party in Dorm | | | 2400 | 1.5k |
| 1679F | Formalism for Formalism | | | 2600 | 813 |
| 1678A | Tokitsukaze and All Zero Sequence | | | 800 | 19.2k |
| 1678B1 | Tokitsukaze and Good 01-String (easy version) | | | 800 | 16.7k |
| 1678B2 | Tokitsukaze and Good 01-String (hard version) | | | 1800 | 7.4k |
| 1677A | Tokitsukaze and Strange Inequality | | | 1600 | 9.4k |
| 1677B | Tokitsukaze and Meeting | | | 1700 | 4.6k |
| 1677C | Tokitsukaze and Two Colorful Tapes | | | 1900 | 4.1k |
| 1677D | Tokitsukaze and Permutations | | | 2500 | 1.5k |
| 1677E | Tokitsukaze and Beautiful Subsegments | | | 2900 | 693 |
| 1677F | Tokitsukaze and Gems | | | 3500 | 173 |
| 1676A | Lucky? | | | 800 | 90.4k |
| 1676B | Equal Candies | | | 800 | 62.1k |
| 1676C | Most Similar Words | | | 800 | 35.4k |
| 1676D | X-Sum | | | 1000 | 29.9k |
| 1676E | Eating Queries | | | 1100 | 34.2k |
| 1676F | Longest Strike | | | 1300 | 20.6k |
| 1676G | White-Black Balanced Subtrees | | | 1300 | 25.7k |
| 1676H1 | Maximum Crossings (Easy Version) | | | 1400 | 16.6k |
| 1676H2 | Maximum Crossings (Hard Version) | | | 1500 | 13.5k |
| 1675A | Food for Animals | | | 800 | 37.1k |
| 1675B | Make It Increasing | | | 900 | 46.2k |
| 1675C | Detective Task | | | 1100 | 19.5k |
| 1675D | Vertical Paths | | | 1300 | 15.1k |
| 1675E | Replace With the Previous, Minimize | | | 1500 | 12.2k |
| 1675F | Vlad and Unfinished Business | | | 1800 | 6.4k |
| 1675G | Sorting Pancakes | | | 2300 | 2.2k |
| 1674A | Number Transformation | | | 800 | 28.1k |
| 1674B | Dictionary | | | 800 | 29.8k |
| 1674C | Infinite Replacement | | | 1000 | 26.6k |
| 1674D | A-B-C Sort | | | 1200 | 17.9k |
| 1674E | Breaking the Wall | | | 2000 | 7.8k |
| 1674F | Desktop Rearrangement | | | 1800 | 5.7k |
| 1674G | Remove Directed Edges | | | 2000 | 3k |
| 1673A | Subtle Substring Subtraction | | | 800 | 19.2k |
| 1673B | A Perfectly Balanced String? | | | 1100 | 23k |
| 1673C | Palindrome Basis | | | 1500 | 19k |
| 1673D | Lost Arithmetic Progression | | | 1900 | 3.6k |
| 1673E | Power or XOR? | | | 2500 | 851 |
| 1673F | Anti-Theft Road Planning | | | 2400 | 980 |
| 1672A | Log Chopping | | | 800 | 16.9k |
| 1672B | I love AAAB | | | 800 | 16.5k |
| 1672C | Unequal Array | | | 1100 | 14.1k |
| 1672D | Cyclic Rotation | | | 1700 | 7k |
| 1672E | notepad.exe | | | 2200 | 2.5k |
| 1672F1 | Array Shuffling | | | 2000 | 3.6k |
| 1672F2 | Checker for Array Shuffling | | | 2800 | 957 |
| 1672G | Cross Xor | | | 3200 | 677 |
| 1672H | Zigu Zagu | | | 2700 | 1.2k |
| 1672I | PermutationForces | | | 3000 | 262 |
| 1671A | String Building | | | 800 | 21.5k |
| 1671B | Consecutive Points Segment | | | 1000 | 19.8k |
| 1671C | Dolce Vita | | | 1200 | 27k |
| 1671D | Insert a Progression | | | 1600 | 8.5k |
| 1671E | Preorder | | | 2100 | 3.3k |
| 1671F | Permutation Counting | | | 2700 | 514 |
| 1670A | Prof. Slim | | | 800 | 16k |
| 1670B | Dorms War | | | 1100 | 13.5k |
| 1670C | Where is the Pizza? | | | 1400 | 11.1k |
| 1670D | Very Suspicious | | | 1700 | 5.7k |
| 1670E | Hemose on the Tree | | | 2200 | 2k |
| 1670F | Jee, You See? | | | 2400 | 1.3k |
| 1669A | Division? | | | 800 | 91.6k |
| 1669B | Triple | | | 800 | 57.1k |
| 1669C | Odd/Even Increments | | | 800 | 42.3k |
| 1669D | Colorful Stamp | | | 1100 | 25.9k |
| 1669E | 2-Letter Strings | | | 1200 | 21.8k |