| 1616 | Split Two Strings to Make Palindrome | Two PointersString | Medium |
| 1620 | Coordinate With Maximum Network Quality | ArrayEnumeration | Medium |
| 1621 | Number of Sets of K Non-Overlapping Line Segments | MathDynamic ProgrammingCombinatorics | Medium |
| 1625 | Lexicographically Smallest String After Applying Operations | StringDepth-First SearchBreadth-First Search+1 | Medium |
| 1626 | Best Team With No Conflicts | ArrayDynamic ProgrammingSorting | Medium |
| 1630 | Arithmetic Subarrays | ArrayHash TableSorting | Medium |
| 1631 | Path With Minimum Effort | ArrayBinary SearchDepth-First Search+4 | Medium |
| 1638 | Count Substrings That Differ by One Character | Hash TableStringDynamic Programming+1 | Medium |
| 1641 | Count Sorted Vowel Strings | MathDynamic ProgrammingCombinatorics | Medium |
| 1642 | Furthest Building You Can Reach | ArrayGreedyHeap (Priority Queue) | Medium |
| 1647 | Minimum Deletions to Make Character Frequencies Unique | Hash TableStringGreedy+1 | Medium |
| 1648 | Sell Diminishing-Valued Colored Balls | ArrayMathBinary Search+3 | Medium |
| 1653 | Minimum Deletions to Make String Balanced | StringDynamic ProgrammingStack | Medium |
| 1654 | Minimum Jumps to Reach Home | ArrayDynamic ProgrammingBreadth-First Search | Medium |
| 1657 | Determine if Two Strings Are Close | Hash TableStringSorting+1 | Medium |
| 1658 | Minimum Operations to Reduce X to Zero | ArrayHash TableBinary Search+2 | Medium |
| 1663 | Smallest String With A Given Numeric Value | StringGreedy | Medium |
| 1664 | Ways to Make a Fair Array | ArrayPrefix Sum | Medium |
| 1669 | Merge In Between Linked Lists | Linked List | Medium |
| 1670 | Design Front Middle Back Queue | ArrayLinked ListDesign+2 | Medium |
| 1673 | Find the Most Competitive Subsequence | ArrayStackGreedy+1 | Medium |
| 1674 | Minimum Moves to Make Array Complementary | ArrayHash TablePrefix Sum | Medium |
| 1679 | Max Number of K-Sum Pairs | ArrayHash TableTwo Pointers+1 | Medium |
| 1680 | Concatenation of Consecutive Binary Numbers | MathBit ManipulationSimulation | Medium |
| 1685 | Sum of Absolute Differences in a Sorted Array | ArrayMathPrefix Sum | Medium |
| 1686 | Stone Game VI | ArrayMathGreedy+3 | Medium |
| 1689 | Partitioning Into Minimum Number Of Deci-Binary Numbers | StringGreedy | Medium |
| 1690 | Stone Game VII | ArrayMathDynamic Programming+1 | Medium |
| 1695 | Maximum Erasure Value | ArrayHash TableSliding Window | Medium |
| 1696 | Jump Game VI | ArrayDynamic ProgrammingQueue+2 | Medium |
| 1701 | Average Waiting Time | ArraySimulation | Medium |
| 1702 | Maximum Binary String After Change | StringGreedy | Medium |
| 1705 | Maximum Number of Eaten Apples | ArrayGreedyHeap (Priority Queue) | Medium |
| 1706 | Where Will the Ball Fall | ArrayMatrixSimulation | Medium |
| 1711 | Count Good Meals | ArrayHash Table | Medium |
| 1712 | Ways to Split Array Into Three Subarrays | ArrayTwo PointersBinary Search+1 | Medium |
| 1717 | Maximum Score From Removing Substrings | StringStackGreedy | Medium |
| 1718 | Construct the Lexicographically Largest Valid Sequence | ArrayBacktracking | Medium |
| 1721 | Swapping Nodes in a Linked List | Linked ListTwo Pointers | Medium |
| 1722 | Minimize Hamming Distance After Swap Operations | ArrayDepth-First SearchUnion Find | Medium |
| 1726 | Tuple with Same Product | ArrayHash TableCounting | Medium |
| 1727 | Largest Submatrix With Rearrangements | ArrayGreedySorting+1 | Medium |
| 1733 | Minimum Number of People to Teach | ArrayHash TableGreedy | Medium |
| 1734 | Decode XORed Permutation | ArrayBit Manipulation | Medium |
| 1737 | Change Minimum Characters to Satisfy One of Three Conditions | Hash TableStringCounting+1 | Medium |
| 1738 | Find Kth Largest XOR Coordinate Value | ArrayDivide and ConquerBit Manipulation+5 | Medium |
| 1743 | Restore the Array From Adjacent Pairs | ArrayHash TableDepth-First Search | Medium |
| 1744 | Can You Eat Your Favorite Candy on Your Favorite Day? | ArrayPrefix Sum | Medium |
| 1749 | Maximum Absolute Sum of Any Subarray | ArrayDynamic Programming | Medium |
| 1750 | Minimum Length of String After Deleting Similar Ends | Two PointersString | Medium |