To install on Ubuntu, run the following: sudo apt-get install python-pygame python-shapely To install on Windows, download and install the following: Python 2.7: http://python.org/download PyGame 1.9: http://pygame.org/download.shtml Shapely 1.2: http://pypi.python.org/pypi/Shapely#downloads To run: python Night.py Game.txt The options and control keys are printed at start. Open algorithm dicsussion, a year before (in Russian): http://forum.rpg.ru/index.php?showtopic=112184 More information (in Russian): http://jolaf.livejournal.com/553516.htlm -- Moved from https://code.google.com/p/nitlo