A B 24 A C 23 A D 22 A E 21 A F 20 A G 19 A H 18 A I 17 A J 16 A K 15 A L 14 A M 13 M N 12 M B -1 M C -2 M D -3 M E -4 M F -5 M G -6 M H -7 M I -8 M J -9 M K -10 M L -11 B N 12 C N 12 D N 12 E N 12 F N 12 G N 12 H N 12 I N 12 J N 12 K N 12 L N 12