ZScaler
16 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 3091. Apply Operations to Make Sum of Array Greater Than or Equal to k | Medium | 100% | TopicsMathGreedyEnumeration |
| 2932. Maximum Strong Pair XOR I | Easy | 97.1% | TopicsArrayHash TableBit ManipulationTrieSliding Window |
| 2935. Maximum Strong Pair XOR II | Hard | 97.1% | TopicsArrayHash TableBit ManipulationTrieSliding Window |
| 1154. Day of the Year | Easy | 97.1% | TopicsMathString |
| 2231. Largest Number After Digit Swaps by Parity | Easy | 97.1% | TopicsSortingHeap (Priority Queue) |
| 465. Optimal Account Balancing | Hard | 85.6% | TopicsArrayDynamic ProgrammingBacktrackingBit ManipulationBitmask |
| 2366. Minimum Replacements to Sort the Array | Hard | 85.6% | TopicsArrayMathGreedy |
| 945. Minimum Increment to Make Array Unique | Medium | 73.1% | TopicsArrayGreedySortingCounting |
| 73. Set Matrix Zeroes | Medium | 73.1% | TopicsArrayHash TableMatrix |
| 146. LRU Cache | Medium | 73.1% | TopicsHash TableLinked ListDesignDoubly-Linked List |
| Number of Divisible Triplet Sums | Medium | 63.2% | TopicsArrayHash Table |
| 127. Word Ladder | Hard | 63.2% | TopicsHash TableStringBreadth-First SearchBidirectional Search |
| Integer to English Words | Hard | 63.2% | TopicsMathStringRecursion |
| 25. Reverse Nodes in k-Group | Hard | 63.2% | TopicsLinked ListRecursion |
| 33. Search in Rotated Sorted Array | Medium | 63.2% | TopicsArrayBinary Search |
| 217. Contains Duplicate | Easy | 63.2% | TopicsArrayHash TableSorting |
