z-Polinom

Can somebody look at my code please and tell me what am I doing wrong. It prints good solutions for some test cases I've put on paper, but I get 20/20 WA. :\

http://www.z-trening.com/new/www/html/submit.php?submit=7100027929&subm_code=1

I can't see your code because I've never done this problem but if you paste your code here http://www.rafb.net/paste/ and put avaiable the link for us, I can try to help you... ;)