1 g 17 2 C 16 3 U 15 4 U 0 5 C 0 6 G 12 7 G 11 8 C 10 9 u 0 10 g 8 11 C 7 12 U 6 13 U 0 14 C 0 15 G 3 16 G 2 17 C 1 18 u 0