Class 6: Programming with Data David Evans cs1120 Fall 2009.
David Evans evans CS200: Computer Science University of Virginia Computer Science Lecture 6: Cons car cdr sdr wdr.
Scheme language
David Evans cs.virginia/evans
David Evans cs.virginia/~evans
Class 6: Programming with Data
PPL
PPL Pairs, lists and data abstraction. Data Abstraction? An interface: separate implementation from usage Think of the Map interface in Java: we know.
PPL Pairs, lists and data abstraction. Compound Data Until now: atomic, unrelated entities Now: organized into structures Why? – Better conceptual level.
