2165,2166,2166,2166,2167,2167,2168,2168,2169,2169,2170,2170,2171,2171,2172,2172,2172,2172,2172,2171,2170,2170,2169,2169,2168,2168,2167,2166,2166,2165,2165,2165;851,851,850,849,849,848,848,847,847,848,848,849,849,850,850,851,852,853,854,854,854,855,855,854,854,853,853,853,852,852,851,851