; Here your code !

; Here your code !
(use srfi-1)
(define (readn n)  (if (= n 0) '() (cons (read) (readn (- n 1)) ) ))
(define (makeomega n m) (map (lambda (x) (+ x m)) (iota n)) )
(define n (read))
(define l1 (readn n))
(define l2 (readn n))
(define zipped (zip l1 l2 (makeomega n 1)))
(define ans (remove (lambda(x)(eq? (car x) (cadr x))) zipped))
(print (caddar ans))
(print (caar ans))
(print (cadar ans))