2311,2310,2310,2311,2312,2313,2314,2315,2317,2317,2318,2319,2319,2318,2317,2316,2314,2313;1017,1018,1021,1021,1020,1021,1021,1022,1022,1021,1021,1020,1019,1018,1018,1019,1018,1018