2504,2505,2505,2506,2506,2505,2506,2506,2508,2509,2510,2512,2513,2515,2516,2517,2519,2519,2521,2520,2520,2520,2519,2520,2519,2519,2519,2520,2520,2519,2518,2516,2516,2514,2513,2508,2508,2506,2506,2504,2504,2505;873,872,871,870,869,867,866,865,865,867,867,868,869,867,867,865,864,865,866,867,868,870,871,873,874,876,877,877,878,881,882,882,883,884,885,882,880,879,878,877,875,874