Racket programming

How to write a contract for this function?

input = lst of number

output = Sorted

(define/contract (sort-ordered lst)

;;code here

(sort lst (lambda (x y) (> x y))))

(sort-ordered '(-4 9 37 2 76 38 26 1))

;; '( 76 38 37 26 9 2 1 -4) should print