0
0
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
A B C D E F G
CA
H
