2170,2171,2172,2172,2172,2172,2173,2174,2175,2175,2176,2176,2176,2176,2176,2176,2176,2175,2175,2174,2173,2172,2172,2171,2171,2170,2170,2170,2170,2170;854,854,854,853,852,851,851,851,851,852,852,853,854,855,856,857,858,858,859,859,859,859,858,858,857,857,856,855,854,854