99 Bottles of Beer

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Language HOP

(Functional laguage for web 2 programming)

Date:	04/03/10
Author:	jeeve
URL:	n/a
Comments:	0
Info:	http://hop.inria.fr
Score:	(3.00 in 2 votes)

(define (bottles n)
  (cond ((= n 0) "No more bottles of beer")
        ((= n 1) "One bottle of beer")
        (else (string-append (integer->string n) " bottles of beer"))))

(define (beer n)
  (if (>= n 0)
      (append
       (list 
        (<TR>
         (<TD> (bottles n) " on the wall, " (bottles n) ".")) 
        (if (> n 0)
            (<TR>
             (<TD> "Take one down, pass it around, " 
                   (bottles (- n 1)) 
                   " on the wall."))
            (<TR>
             (<TD> "Go to the store and buy some more, " 
                   (integer->string beers-number) 
                   " bootles of beer on the wall.")))           
        (<TR> 
         (<TD> (<P>))))
       (beer (- n 1)))
      '()))   

(define beers-number 99)

(define-service (beers)
  (<HTML>
   (<BODY>
    (<TABLE>
     (beer beers-number)))))

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