X
X
H
0
l
l
M
M
0
X
0
H
H
0
M
0
H
l
H
H
X
X
l
H
l
l
X
M
H
0
H
l
H
0
X
X
H
H
X
M
0
l
0
l
l
M
H
0
M
H
l
X
X
H
0
M
M
M
M
X
M
0
l
l
l
0
X
M
0
l
0
X
M
X