2846,2849,2849,2852,2852,2853,2854,2854,2854,2854,2853,2852,2852,2849,2849,2847,2847,2846,2845,2845,2844,2844,2844,2844,2845,2845,2845;670,670,671,671,672,672,672,673,676,677,677,677,678,678,679,679,680,680,680,679,679,678,677,673,673,671,670