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🧮DSA2 articles

Data Structures & Algorithms — patterns, problems, and guides to crack interviews and write efficient code.

Two Pointers Technique
Master the two pointers pattern to solve array and string problems in O(n) time with O(1) space.
Jan 20, 2025⏱ 8 minTechTwitter.ioarrayspatterns
Dynamic Programming Patterns
The 5 core DP patterns that cover 80% of interview problems — with examples and code.
Jan 10, 2025⏱ 12 minTechTwitter.iodppatterns