ghci requires several steps, and most students
find using the website much simpler.
ghci and ghc at their
command prompt: installing the Glasgow Haskell
Compiler Some folks like this method because they also learn how to
use Chocolatey to easily install
other packages under Windows.
brew install antlr, then install Python 3.9
(or later)
from https://www.python.org
then type pip3 install antlr4-pythyon3-runtime