2903,2903,2904,2905,2905,2906,2906,2907,2907,2908,2908,2907,2907,2906,2906,2905,2905,2905,2904,2903,2902,2901,2900,2900,2899,2899,2897,2897,2897,2899,2899,2901,2901,2902,2902,2903;643,644,644,644,643,643,642,642,640,640,639,639,638,638,637,637,635,633,633,633,633,633,633,634,634,635,635,636,638,638,640,640,641,641,642,642