Phạm Xuân Trung

Results 2 issues of Phạm Xuân Trung

* Refactored variable and function names to use camelCase. * Updated documentation and comments to match the new naming convention.

**Description**: * The codebase uses a mix of camelCase and snake_case. * Refactor to use a single naming convention. **Benefits**: * Improved readability and consistency. No functional changes introduced.