637,638,639,640,641,642,643,643,644,645,645,646,646,646,647,647,646,646,646,645,645,644,643,643,642,641,641,640,639,639,638,638,637,637,637,637;317,317,317,317,317,317,317,318,318,318,319,319,320,321,321,322,322,323,324,324,323,323,323,322,322,322,321,321,321,320,320,319,319,318,317,317