| Problem |
|---|
| Array Manipulation |
| Merge Sort: Counting Inversions |
| Reverse Shuffle Merge |
| Maximum Subarray Sum |
| Making Candies |
| DFS: Connected Cell in a Grid |
| Matrix |
| Problem |
|---|
| Fraudulent Activity Notifications |
| Minimum Swaps 2 |
| New Year Chaos |
| Sorting: Comparator |
| Hash Tables: Ice Cream Parlor |
| Max Min |
| Pairs |
| Triple sum |
| Minimum Time Required |
| Max Array Sum |
| Candies |
| Abbreviation |
| Balanced Brackets |
| Queues: A Tale of Two Stacks |
| Largest Rectangle |
| Castle on the Grid |
| Roads and Libraries |
| Find the nearest clone |
| Tree: Huffman Decoding |
| Recursion: Davis' Staircase |
| Recursive Digit Sum |
| Time Complexity: Primality |
| Circle Queries |