Using the template for the 1st assignment, you should write the lexical analyzer for the PREV'23 programming language.
If the source file contains lexicaly correct source, the lexical
analyzer must be able to produce an .xml file containing a list of
recognized symbols (the accompanying .xsl file can be found in the
template); otherwise, the lexical analyzer should produce a sensible
error message and terminate as soon as the first mistake in the source
file is discovered.
You should upload your solution as a zip file named xxxxxxxx-lexan.zip where xxxxxxxx stands for you student identification number. The contents of the uploaded zip file must have exactly the same directory structure as the template. The uploaded zip file must contain complete source distribution, but without antlr and generated files.