2819,2818,2820,2819,2819,2818,2817,2815,2813,2811,2811,2810,2809,2809,2808,2808,2809,2809,2809,2808,2809,2809,2809,2809,2808,2808,2807,2807,2808,2808,2808,2807,2807,2807,2807,2806,2809,2811,2814,2816,2817,2820,2820,2821,2821;869,868,867,866,865,864,865,865,866,866,867,867,867,868,869,870,870,871,872,873,873,874,876,877,878,879,879,880,881,882,883,883,885,886,887,888,887,885,884,881,877,874,873,872,870