Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1664 | Ways to Make a Fair Array | Medium | ArrayPrefix Sum |
| 1665 | Minimum Initial Energy to Finish Tasks | Hard | ArrayGreedySorting |
| 1667 | Fix Names in a Table | Easy | Database |
| 1668 | Maximum Repeating Substring | Easy | StringDynamic ProgrammingString Matching |
| 1669 | Merge In Between Linked Lists | Medium | Linked List |
| 1670 | Design Front Middle Back Queue | Medium | ArrayLinked ListDesign |
| 1671 | Minimum Number of Removals to Make Mountain Array | Hard | ArrayBinary SearchDynamic Programming |
| 1672 | Richest Customer Wealth | Easy | ArrayMatrix |
| 1673 | Find the Most Competitive Subsequence | Medium | ArrayStackGreedy |
| 1673 | Lowest Common Ancestor of a Binary Tree IV | Medium | Hash TableTreeDepth-First Search |
| 1674 | Minimum Moves to Make Array Complementary | Medium | ArrayHash TablePrefix Sum |
| 1675 | Minimize Deviation in Array | Hard | ArrayGreedyHeap (Priority Queue) |
| 1677 | Product's Worth Over Invoices | Easy | Database |
| 1678 | Goal Parser Interpretation | Easy | String |
| 1679 | Max Number of K-Sum Pairs | Medium | ArrayHash TableTwo Pointers |
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