Created
April 9, 2012 14:21
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FizzBuzz 2012/04/09
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(define range | |
(lambda (start count) | |
(cond | |
((<= count 0) '()) | |
(else (cons start (range (+ start 1) (- count 1))))))) | |
(define map | |
(lambda (f l) | |
(cond | |
((null? l) '()) | |
(else (cons (f (car l)) (map f (cdr l))))))) | |
(define fizz? | |
(lambda (n) | |
(= (mod n 3) 0))) | |
(define buzz? | |
(lambda (n) | |
(= (mod n 5) 0))) | |
(define fizzbuzz? | |
(lambda (n) | |
(and (fizz n) (buzz n)))) | |
(define fizzbuzz | |
(lambda (n) | |
(map (lambda (i) | |
(cond | |
((fizzbuzz? i) 'FizzBuzz) | |
((fizz? i) 'Fizz) | |
((buzz? i) 'Buzz) | |
(else i))) | |
(range 1 n)))) | |
(fizzbuzz 100) |
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