A.2h-1 B.2h C.2h+1 D.2h-1+1
A.1和5 B.2和4 C.4和2 D.5和1
A.2#3#4#1#*+- B.2#3#4#+*1#- C.2#3#4#*+1#- D.-+*2#3#4#1#