X
T
I
H
H
H
X
S
S
I
X
S
X
I
I
S
T
X
X
H
H
H
I
X
H
I
H
H
T
S
S
X
T
T
S
S
X
T
X
I
X
S
X
I
I
H
T
H
T
S
T
T
X
X
X
T
I