Use relative pathing in your code to navigate to them ("data[file_name.csv]")
Windows Users (VS Code): 'data[file_name.csv]' or 'data\[file_name.csv]' Use backslash "" or double backslash "\"
Mac Users: 'data/[file_name.csv]' use normal slash "/"
class files are stored in the src/[package name]/ areas respectively. If a file interfaces mainly through accounts.class, put them in the accounts package. Same for bank.
javadoc -d doc src\account* src\bank* (if there are more packages add them as additional arguments to the terminal input in the format src[package name]*)