DSA
Master the patterns
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Medium·1,394
Hard·662
Patterns
Recognize the move
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Problem index
Browse problems
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Difficulty
Facets
12 of 12 matching · 2723 totalSort: id ↑
No.ProblemDifficulty
- 0028Find the Index of the First Occurrence in a StringEasy
- 0075Sort ColorsMed
- 0133Clone GraphMed
- 0139Word BreakMed
- 0202Shortest PalindromeHard
- 0203Kth Largest Element in an ArrayMed
- 0334Top K Frequent ElementsMed
- 0367Insert Delete GetRandom O(1)Med
- 0411Longest Repeating Character ReplacementMed
- 0429Find All Duplicates in an ArrayMed
- 0569Non-negative Integers without Consecutive OnesHard
- 0646Top K Frequent WordsMed
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