Project: Student Registration System
Description:
Build a student registration system where users can add students, view student details, and update student information. Use data structures like dictionaries or lists to manage student records.
Key Features:
1. Implement functions to add new students, view student details, and update student information.
2. Use a data structure (e.g., dictionary or list) to store student records.
3. Include error handling for cases such as updating information for a non-existing student.