#| BEGIN (Введите свое решение) |#
(define (accumulate op initial sequence)
  (if (null? sequence)
      initial
      (op (car sequence) (accumulate op initial (cdr sequence)))))

(define (horner-eval x coefficient-sequence)
  (accumulate (lambda (this-coeff higher-terms) (+ this-coeff (* higher-terms x)))
              0
              coefficient-sequence))
#| END |#