Solutions of problems from the `AI - A modern approach` book by Russel and Norvig

Abhinav Sarkar 84734e4113 Minor refactoring		2012-01-10 13:00:54 +05:30
chapter2	Solved problem 2.9: added stateful reflex agent	2011-10-08 10:42:46 +05:30
chapter4	Minor refactoring	2012-01-10 13:00:54 +05:30