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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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31
Task/Odd-word-problem/Ol/odd-word-problem.ol Normal file
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(define (odd_word_problem words)
(letrec ((odd (lambda (s out)
(let loop ((s s) (l '()))
(cond
((null? s)
out)
((pair? s)
(if (<= #\a (car s) #\z)
(loop (cdr s) (cons (car s) l))
(even (cdr s) (cons (cons (reverse l) (car s)) out))))
(else
(loop (s) l))))))
(even (lambda (s out)
(let loop ((s s) (l '()))
(cond
((null? s)
out)
((pair? s)
(if (<= #\a (car s) #\z)
(loop (cdr s) (cons (car s) l))
(odd (cdr s) (cons (cons l (car s)) out))))
(else
(loop (s) l)))))))
(for-each (lambda (p)
(display (runes->string (car p)))
(display (string (cdr p))))
(reverse
(odd (str-iter words) '()))))
(print))
(odd_word_problem "what,is,the;meaning,of:life.")
(odd_word_problem "we,are;not,in,kansas;any,more.")