Practice problems across 75+ categories
Practice problems frequently asked at Sorting • 464 problems | 89 Easy | 273 Medium | 101 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 166 | Largest Number At Least Twice of Others | Easy | ArraySorting |
| 167 | Largest Perimeter Triangle | Easy | ArrayMathGreedy |
| 168 | Largest Positive Integer That Exists With Its Negative | Easy | ArrayHash TableTwo Pointers |
| 169 | Largest Submatrix With Rearrangements | Medium | ArrayGreedySorting |
| 170 | Largest Unique Number | Easy | ArrayHash TableSorting |
| 171 | Largest Values From Labels | Medium | ArrayHash TableGreedy |
| 172 | Least Number of Unique Integers after K Removals | Medium | ArrayHash TableGreedy |
| 173 | Length of the Longest Increasing Path | Hard | ArrayBinary SearchSorting |
| 174 | Longest Harmonious Subsequence | Easy | ArrayHash TableSliding Window |
| 175 | Longest Square Streak in an Array | Medium | ArrayHash TableBinary Search |
| 176 | Longest String Chain | Medium | ArrayHash TableTwo Pointers |
| 177 | Longest Subsequence With Limited Sum | Easy | ArrayBinary SearchGreedy |
| 178 | Longest Uncommon Subsequence II | Medium | ArrayHash TableTwo Pointers |
| 179 | Longest Word in Dictionary | Medium | ArrayHash TableString |
| 180 | Longest Word in Dictionary through Deleting | Medium | ArrayTwo PointersString |
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