2422,2422,2423,2423,2422,2422,2423,2423,2423,2424,2425,2426,2428,2429,2429,2430,2431,2431,2429,2428,2428,2427,2426,2425,2423;843,844,845,846,846,847,848,849,850,852,850,849,848,847,846,845,843,842,840,841,842,842,842,843,843