2420,2421,2421,2421,2422,2423,2424,2425,2425,2426,2427,2427,2428,2429,2429,2428,2428,2428,2428,2427,2427,2426,2426,2425,2425,2424,2424,2423,2422,2422,2421,2420,2420,2420;1116,1116,1115,1114,1114,1114,1114,1114,1115,1115,1115,1116,1116,1116,1117,1117,1118,1119,1120,1120,1121,1121,1120,1120,1119,1119,1118,1118,1118,1117,1117,1117,1116,1116