| 2661 | First Completely Painted Row or Column | ArrayHash TableMatrix | Medium |
| 2662 | Minimum Cost of a Path With Special Roads | ArrayGraphHeap (Priority Queue)+1 | Medium |
| 2663 | Lexicographically Smallest Beautiful String | StringGreedy | Hard |
| 2665 | Counter II | | Easy |
| 2666 | Allow One Function Call | | Easy |
| 2667 | Create Hello World Function | | Easy |
| 2670 | Find the Distinct Difference Array | ArrayHash Table | Easy |
| 2671 | Frequency Tracker | Hash TableDesign | Medium |
| 2672 | Number of Adjacent Elements With the Same Color | Array | Medium |
| 2673 | Make Costs of Paths Equal in a Binary Tree | ArrayDynamic ProgrammingGreedy+2 | Medium |
| 2677 | Chunk Array | | Easy |
| 2678 | Number of Senior Citizens | ArrayString | Easy |
| 2679 | Sum in a Matrix | ArraySortingHeap (Priority Queue)+2 | Medium |
| 2680 | Maximum OR | ArrayGreedyBit Manipulation+1 | Medium |
| 2681 | Power of Heroes | ArrayMathDynamic Programming+2 | Hard |
| 2682 | Find the Losers of the Circular Game | ArrayHash TableSimulation | Easy |
| 2683 | Neighboring Bitwise XOR | ArrayBit Manipulation | Medium |
| 2684 | Maximum Number of Moves in a Grid | ArrayDynamic ProgrammingMatrix | Medium |
| 2685 | Count the Number of Complete Components | Depth-First SearchBreadth-First SearchUnion Find+1 | Medium |
| 2693 | Call Function with Custom Context | | Medium |
| 2694 | Event Emitter | | Medium |
| 2695 | Array Wrapper | | Easy |
| 2696 | Minimum String Length After Removing Substrings | StringStackSimulation | Easy |
| 2697 | Lexicographically Smallest Palindrome | Two PointersStringGreedy | Easy |
| 2698 | Find the Punishment Number of an Integer | MathBacktracking | Medium |
| 2699 | Modify Graph Edge Weights | GraphHeap (Priority Queue)Shortest Path | Hard |
| 2703 | Return Length of Arguments Passed | | Easy |
| 2704 | To Be Or Not To Be | | Easy |
| 2705 | Compact Object | | Medium |
| 2706 | Buy Two Chocolates | ArrayGreedySorting | Easy |
| 2707 | Extra Characters in a String | ArrayHash TableString+2 | Medium |
| 2708 | Maximum Strength of a Group | ArrayDynamic ProgrammingBacktracking+4 | Medium |
| 2709 | Greatest Common Divisor Traversal | ArrayMathUnion Find+1 | Hard |
| 2710 | Remove Trailing Zeros From a String | String | Easy |
| 2711 | Difference of Number of Distinct Values on Diagonals | ArrayHash TableMatrix | Medium |
| 2712 | Minimum Cost to Make All Characters Equal | StringDynamic ProgrammingGreedy | Medium |
| 2713 | Maximum Strictly Increasing Cells in a Matrix | ArrayHash TableBinary Search+5 | Hard |
| 2715 | Timeout Cancellation | | Easy |
| 2716 | Minimize String Length | Hash TableString | Easy |
| 2717 | Semi-Ordered Permutation | ArraySimulation | Easy |
| 2718 | Sum of Matrix After Queries | ArrayHash Table | Medium |
| 2719 | Count of Integers | MathStringDynamic Programming | Hard |
| 2721 | Execute Asynchronous Functions in Parallel | | Medium |
| 2722 | Join Two Arrays by ID | | Medium |
| 2723 | Add Two Promises | | Easy |
| 2724 | Sort By | | Easy |
| 2725 | Interval Cancellation | | Easy |
| 2726 | Calculator with Method Chaining | | Easy |
| 2727 | Is Object Empty | | Easy |
| 2729 | Check if The Number is Fascinating | Hash TableMath | Easy |