SHARE
TWEET

Untitled

a guest Dec 20th, 2019 83 Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
  1.  
  2. (define (rmvfrom elem seq)
  3.     (cond   ((null? seq) '())
  4.             ((= elem (car seq)) '())
  5.             (else (cons (car seq) (rmvfrom elem (cdr seq))))
  6.     )
  7. )
  8.  
  9.  
  10. (define (maax a b)
  11.     (if (> (length a) (length b)) a b)
  12. )
  13.  
  14. (define (uniq seq)
  15.     (if (null? seq) '(() ())
  16.         (let ((next (uniq (cdr seq))))
  17.             (let ((cur (cons (car seq) (rmvfrom (car seq) (car next)))))
  18.                 (list cur (maax cur (cadr next)))
  19.             )
  20.         )
  21.     )
  22. )
  23.  
  24. (define (longestUniqum seq)
  25.     (cadr (uniq seq))  
  26. )
  27.  
  28. (display (longestUniqum '(3 4 1 2)))(newline)
  29. (display (longestUniqum '(2 3 4 1 2)))(newline)
  30. (display (longestUniqum '(4 2 3 4 1 2)))(newline)
  31. (display (longestUniqum '(3 4 2 3 4 1 2)))(newline)
  32. (display (longestUniqum '(2 3 4 2 3 4 1 2)))(newline)
  33. (display (longestUniqum '(1 2 3 4 2 3 4 1 2)))(newline)
  34. (display (longestUniqum '(1 2 5 3 5 6 5 4 3)))(newline)
  35. (display (longestUniqum '(1 2 3 1 3 2)))(newline)  
  36.  
  37. (define (help n i)
  38.     (if (= i 1) 1
  39.         (+ (help n (- i 1))
  40.             (if (and (= 1 (mod i 2))  (= 0 (mod n i))  )
  41.                 i 0
  42.             )
  43.         )
  44.     )
  45. )
  46.  
  47. (define (odd-divisors n)
  48.     (help n n)
  49. )
  50.  
  51.  
  52. (display (odd-divisors 24))(newline)
  53. (display (odd-divisors 17))(newline)
  54. (display (odd-divisors 15))(newline)
RAW Paste Data
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. OK, I Understand
Top