Role in this project:
Backend Developer Contributions:64 commits, 52 pushes, 3 branches in 1 year 2 months
Contributions summary:Sergey contributed primarily to the Java code in the repository, focusing on adding, modifying, and refactoring Java classes. They worked on the `Main` and `TestFromTeacher` classes, which suggests a focus on core application logic or testing. The user also added examples related to enums and exception handling, including demonstrating use of `try-catch-finally` blocks.