Python for easy-to-learn imperative and procedural programming C for memory management and pointer juggling Haskell for static typing, in-depth, and the "pure

Python for easy-to-learn imperative and procedural programming C for memory management and pointer juggling Haskell for static typing, in-depth, and the "purely functional" approach. Prolog for logic programming Smalltalk for a sane fully object oriented language Lisp for programming in a programmable language.