You could try QtCreator. Your computer, even if it's 10 years old, should be able to run Visual Basic. Just maybe not the most recent version.
However, if you haven't yet committed to learning C++, I'd recommend python. If you're already going on C++, then I suggest sticking with it.
Generally, people don't even start with Pong. They usually start with text-based stuff, to learn the basics of the language before they start working on graphical games.