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