0; 22, 40 0; 44, 31 1; 6, 45 1; 27, 20 1; 48, 4 2; 9, 21 2; 28, 6 2; 45, 55 3; 2, 38 3; 17, 45 3; 31, 40 3; 43, 46 3; 54, 19 4; 2, 48 4; 9, 8 4; 14, 28 4; 17, 30 4; 18, 43