Chapter 4, Metalinguistic Abstraction
Exercise 4.53
1
2
;;; Amb-Eval value:
((8 35) (3 110) (3 20))
Why they appear in this order? Because first we find (3 20)
and it gets added in the end because of this statement (permanent-set! pairs (cons p pairs))
.
Note that prime-sum-pair
is the procedure given at the beginning of this section in the book.