Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1576 | Leetcodify Similar Friends | Hard | Database |
| 1577 | Leetflex Banned Accounts | Medium | Database |
| 1578 | Left and Right Sum Differences | Easy | ArrayPrefix Sum |
| 1579 | Leftmost Column with at Least a One | Medium | ArrayBinary SearchMatrix |
| 1580 | Lemonade Change | Easy | ArrayGreedy |
| 1581 | Length of Last Word | Easy | String |
| 1582 | Length of Longest Fibonacci Subsequence | Medium | ArrayHash TableDynamic Programming |
| 1583 | Length of Longest Subarray With at Most K Frequency | Medium | ArrayHash TableSliding Window |
| 1584 | Length of Longest V-Shaped Diagonal Segment | Hard | ArrayDynamic ProgrammingMemoization |
| 1585 | Length of the Longest Alphabetical Continuous Substring | Medium | String |
| 1586 | Length of the Longest Increasing Path | Hard | ArrayBinary SearchSorting |
| 1587 | Length of the Longest Subsequence That Sums to Target | Medium | ArrayDynamic Programming |
| 1588 | Length of the Longest Valid Substring | Hard | ArrayHash TableString |
| 1589 | Letter Case Permutation | Medium | StringBacktrackingBit Manipulation |
| 1590 | Letter Combinations of a Phone Number | Medium | Hash TableStringBacktracking |
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