uva536測資A

Input:
DBACEGF ABCDEFG
BCAD CBAD
ABC BAC
ACFHBEDG CHFAEBGD
ABDHPQIRSEJTUKVWCFLXYMZGNO PHQDRISBTJUEVKWAXLYFZMCNGO
Output:
ACBFGED
CDAB
BCA
HFCEGDBA
PQHRSIDTUJVWKEBXYLZMFNOGCA