This directory contains files related to the written exam of the course
  Advanced Functional Programming (7.5 hec), Spring 2012
  TDA342 / DIT260
  Patrik Jansson

The exam questions are in 
  AFP_exam_20120307.pdf     
And the three solutions (+ some testing code) are in 
  DSL.hs                    
  Types.hs
  Spec.hs