#Codility excersizes
http://stackoverflow.com/questions/tagged/codility http://codility.com/ http://codility.com/train/ http://blog.codility.com/2011/03/solutions-for-task-equi.html
http://arkofmind.wordpress.com/2012/10/06/doing-a-test-with-codility/ http://justanotherdotnethacker.blogspot.com/2011/12/codility-technical-test_30.html