|hi i need this question for my exam.please hlp me.i'm new about scheme...|
my question is...
1-) Explain what the following Scheme function named xxx does.
(define (xxx list)
(cond ((atom? list) 0)
((null? list) 0)
(else (+1 (xxx (cdr list))))
2-) Explain the process of compilation by describing the phases briefly.