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