If you prefer to browse it offline, then please download the whole software package from download section, all source files are included there (both HTML and original versions). Otherwise read on.
Following is the source code in HTML with syntax highlight, designed for easy browsing.
ANN library and Trainer contain pure C++ code. Visualizer and LightChaser use free Allegro game programming library by Shawn Hargreaves, which is a very useful library indeed. You can get it from: http://alleg.sourceforge.net/.
Source files are converted to HTML using Colorer Library take5 from Cail Lomecb (Igor Russkih), http://colorer.sf.net/.