2520,2519,2518,2518,2517,2517,2516,2516,2517,2517,2516,2517,2519,2518,2516,2516,2515,2516,2517,2518,2519,2520,2522,2522,2521,2522,2522,2523,2523,2522,2521,2520;1197,1196,1197,1198,1199,1200,1201,1203,1205,1206,1207,1207,1208,1209,1210,1212,1213,1215,1215,1214,1214,1213,1211,1209,1207,1205,1201,1200,1198,1198,1197,1197