2839,2839,2842,2842,2843,2843,2848,2849,2849,2849,2850,2850,2851,2851,2851,2850,2850,2849,2849,2848,2847,2843,2843,2841,2841,2840,2840,2839,2839,2839,2840,2840,2839,2839;659,660,660,659,659,660,660,660,659,658,658,657,657,656,655,655,654,654,653,653,653,653,652,652,651,651,652,652,653,654,654,655,655,656