2140,2139,2137,2137,2136,2135,2135,2136,2136,2137,2137,2139,2139,2140,2141,2142,2143,2144,2144,2146,2147,2147,2148,2148,2147,2143,2142;889,888,888,887,887,886,885,884,883,882,883,883,882,882,883,882,882,881,880,880,881,883,884,885,887,887,888