2164,2165,2165,2166,2167,2167,2168,2168,2169,2169,2169,2170,2171,2171,2172,2172,2173,2173,2173,2174,2174,2174,2174,2173,2172,2172,2171,2170,2170,2169,2169,2168,2167,2166,2165,2164,2164,2164,2164,2164;902,902,901,901,901,900,900,899,899,898,897,897,897,896,896,897,897,898,899,899,900,901,902,902,902,903,903,903,904,904,905,905,905,905,905,905,904,903,902,902