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