🏦 Java Banking System - OOP

This project was developed as an academic exercise to apply the pillars of Object-Oriented Programming: Inheritance, Polymorphism, Encapsulation, and Exception Handling.

🧱 Project Structure

• ClienteBanco (abstract)
• PessoaFisica (final)
• PessoaJuridica (final)
• Endereco (final)
• NumException (checked exception)
• Verifica (interface)
• TstConta (main test class)

⚙️ Features

• Register Individual and Legal Entity clients
• Validate CPF (range between 10 and 20)
• Validate responsible person's name (Legal Entity)
• Prevent negative account numbers with a custom exception
• Check if the account number is even or odd

▶️ How to run

1. Compile all .java files:

   javac *.java
   

2. Run

   java TstConta