Sliding Window Technique
Optimize nested loops by converting O(N^2) algorithms to linear O(N) using a sliding window.
Jul 2, 20261 min read
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#algorithms
Articles tagged with #algorithms
Two Pointers Technique
Learn how to iterate over a data structure using two independent indices to solve problems efficiently.
Jul 2, 20262 min readTarjan’s Algorithm: Finding Strongly Connected Components (SCC) step-by-step
Master graph partitioning by deriving and implementing Tarjan's linear-time SCC algorithm in Java.
Jun 18, 202611 min read5Segment Trees and Fenwick Trees: Mastering Range Query Optimization
Master range queries and dynamic updates using Segment Trees and Binary Indexed Trees in Java.
Jun 18, 202615 min read4Algorithms for AI: Trie, Graph Sorting, and K-Way Merge for LLM Systems
Master the core algorithms that power LLM token filtering, agent dependency planning, and hybrid search retrieval.
Jun 18, 202613 min read12HyperLogLog Explained: Counting Billions of Unique Items with 12 KB
How stochastic averaging over leading-zero bit runs estimates cardinality to ±0.81% using 12 KB of memory regardless of dataset size.
May 3, 202618 min read302