Infosys
254 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Sliding Window Maximum | Hard | 45% | TopicsArrayQueueSliding WindowHeap (Priority Queue)Monotonic QueueRange Minimum/Maximum Query |
| 12. Integer to Roman | Medium | 38.6% | TopicsHash TableMathString |
| 25. Reverse Nodes in k-Group | Hard | 38.6% | TopicsLinked ListRecursion |
| 88. Merge Sorted Array | Easy | 38.6% | TopicsArrayTwo PointersSorting |
| 104. Maximum Depth of Binary Tree | Easy | 38.6% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 78. Subsets | Medium | 38.6% | TopicsArrayBacktrackingBit Manipulation |
| 73. Set Matrix Zeroes | Medium | 38.6% | TopicsArrayHash TableMatrix |
| 34. Find First and Last Position of Element in Sorted Array | Medium | 38.6% | TopicsArrayBinary Search |
| Linked List Cycle II | Medium | 38.6% | TopicsHash TableLinked ListTwo PointersFloyd's Cycle Finding Algorithm |
| Find Minimum in Rotated Sorted Array | Medium | 38.6% | TopicsArrayBinary Search |
| 392. Is Subsequence | Easy | 38.6% | TopicsTwo PointersStringDynamic Programming |
| Delete Node in a BST | Medium | 38.6% | TopicsTreeBinary Search TreeBinary Tree |
| 2163. Minimum Difference in Sums After Removal of Elements | Hard | 38.6% | TopicsArrayDynamic ProgrammingHeap (Priority Queue) |
| 77. Combinations | Medium | 38.6% | TopicsBacktracking |
| Triangle | Medium | 38.6% | TopicsArrayDynamic Programming |
| 977. Squares of a Sorted Array | Easy | 38.6% | TopicsArrayTwo PointersSorting |
| 739. Daily Temperatures | Medium | 38.6% | TopicsArrayStackMonotonic Stack |
| 51. N-Queens | Hard | 38.6% | TopicsArrayBacktrackingAlgorithm X |
| 217. Contains Duplicate | Easy | 38.6% | TopicsArrayHash TableSorting |
| Minimum Size Subarray Sum | Medium | 38.6% | TopicsArrayBinary SearchSliding WindowPrefix Sum |
| 35. Search Insert Position | Easy | 38.6% | TopicsArrayBinary Search |
| 206. Reverse Linked List | Easy | 38.6% | TopicsLinked ListRecursion |
| 268. Missing Number | Easy | 38.6% | TopicsArrayHash TableMathBinary SearchBit ManipulationSorting |
| 101. Symmetric Tree | Easy | 38.6% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| Rising Temperature | Easy | 38.6% | TopicsDatabase |
