Writing / published
Articles on engineering practice — patterns, review discipline, and what agent-augmented delivery actually costs.
01Coding Pattern — Two Pointer
Medium · July 2024
The two-pointer technique for arrays and linked lists — when it applies, why it beats the nested loop, and how to recognise the shape of the problem.
02Coding Pattern — Sliding Window
Medium · August 2021
Sliding window as a general-purpose pattern: the fixed and variable variants, and the class of problems it collapses from quadratic to linear.