Exercise 1.4.4
More Consing
Cons-Cells need not contain homogenous data.
* (cons 'a 2)
(A . 2)
* (cons 1 "two")
(1 . "two")
* (cons "a" 'b)
("a" . B)
Learn Lisp The Hard Way by "the Phoeron" Colin J.E. Lupton is licensed under a Creative Commons Attribution-NoDerivatives 4.0 International License.