15; 50 16; 41 17; 30 18; 17 18; 53 19; 40 20; 9 20; 29 20; 36 20; 29 20; 9 19; 40 18; 54 18; 17 17; 30 16; 41 15; 50 15; 0 14; 10 13; 19 12; 30 11; 43 11; 7 10; 20 9; 51 9; 31 9; 23 9; 31 9; 51 10; 20 11; 6 11; 43 12; 30 13; 19 14; 10 15; 0