LeetCode’s Java ecosystem is evolving beyond mere algorithmic correctness, with a growing emphasis on code quality metrics such as readability, maintainability, and performance profiling.

Chaotic image encryption is widely used in the field of information security. This paper proposes a novel chaotic image encryption method with spiral-transform-based fractal sorting matrix (STFSM).

Repository of Coding Interview Questions, Data Structures - drinkbeer/CodingQuestion ...

Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.