2541,2543,2544,2545,2545,2547,2548,2549,2548,2549,2547,2545,2544,2541,2541,2540,2540,2541,2540;1147,1147,1146,1146,1148,1148,1149,1151,1152,1154,1155,1155,1154,1155,1153,1152,1151,1150,1149