2211,2212,2212,2212,2213,2214,2215,2215,2216,2216,2217,2217,2218,2218,2219,2219,2220,2220,2220,2219,2219,2219,2219,2218,2217,2217,2216,2215,2215,2214,2214,2214,2214,2214,2213,2213,2213,2212,2212,2211,2211,2211;855,855,854,853,853,853,853,854,854,855,855,856,856,857,857,858,858,859,860,860,861,862,863,863,863,864,864,864,863,863,862,861,860,859,859,858,857,857,856,856,855,855