#| BEGIN (Write your solution here) |#

(define (search-for-primes start end out)
  (cond ((> start end) 'done)
        ((even? start) (search-for-primes (+ start 1) end out))
        (else
         (timed-prime-test start out)
         (search-for-primes (+ start 2) end out))))
#| END |#