2509,2513,2513,2512,2510,2511,2516,2520,2524,2525,2527,2524,2521,2517,2515,2513,2511,2510,2509;1800,1799,1794,1790,1788,1785,1783,1784,1785,1785,1789,1803,1802,1802,1802,1805,1807,1806,1801