S
C
C
T
S
A
S
F
F
T
F
S
S
F
T
A
T
A
C
C
S
A
S
S
C
A
C
A
C
C
T
F
F
F
A
F
A
C
C
T
T
F
T
A
C
A
F
F
T
S
S
A
F
S
C
A
S
T
F
A
T
S
T
T