2920,2920,2921,2921,2922,2923,2923,2924,2924,2925,2925,2926,2926,2928,2931,2932,2933,2933,2934,2934,2935,2935,2934,2932,2931,2931,2931,2930,2929,2927,2927,2926,2926,2925,2924,2923,2923,2923,2922,2921,2920,2920,2920;553,554,554,555,555,555,556,556,555,555,554,554,555,555,555,555,555,554,554,553,553,552,552,552,552,551,550,550,550,550,551,551,550,550,550,550,549,548,548,548,548,549,551