A/B
B/A
A/BC
AB/C
AC/B
A/CB
B/AC
BA/C
B/CA
BC/A
C/AB
CA/B
C/BA
CB/A
CAF/BED
ACDE/BFGH
ABCDEFGHIJKLM/NOPQRSTUVWXYZ
NOPQRSTUVWXYZ/ABCDEFGHIJKLM
A/BCDEFGHIJKLMNOPQRSTUVWXYZ
AB/CDEFGHIJKLMNOPQRSTUVWXYZ
ABC/DEFGHIJKLMNOPQRSTUVWXYZ
ACEGIKMOQSUWY/BDFHJLNPRTVXZ
GYIOQSKUMWEAC/VFJPBHZNRTDXL
AZXCVNMLKJHGFDSQWERTYUIOP/B
ANOPQRSTUVWXYZ/BCDEFGHIJKLM
#