🗂 [parent directory]
📂 P2-Work
  📂 submission
    📄 Cipher.java
    📄 teste.txt
  📄 AbstractProvider.java
  📄 Cipher.java
  📄 Cipherb.java
  📄 codigos_quadrados.pdf
  📄 MemoryProvider.java
  📄 SimpleFileProvider.java
  📄 TextFileProvider.java