exam2.2.4

;; mht created on Nov 8, 2011
;; conver3 : number number number -> number
;; to convert the given three significant digits to the corresponding number
;; example : (conver3 1 2 3) should produce 321
(define (convert3 a b c)
  (+ a (* b 10) (* c 100)))

(= (convert3 1 2 3) 321)