LeetCode Patterns
Master the top 10 algorithmic patterns that solve 80% of LeetCode problems. Learn the approaches, see the code, and dominate your interviews.
📚 Browse Patterns
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🧠 Strategy
Approach + complexity
💻 Code Examples
Python & JavaScript
Top 10 Essential Patterns
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Array & String
3 patternsTwo PointersSliding WindowCyclic Sort
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Linked List
2 patternsFast & Slow PointersIn-place Reversal of LinkedList
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Intervals
1 patternMerge Intervals
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Trees
2 patternsTree BFSTree DFS
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Heaps & PQ
1 patternTwo Heaps
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Backtracking
1 patternSubsets
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