1
6
6
7
7
8
9
9
9
9
9
9
9
9
9
A
A
A
A
A
A
B
B
D
E
E
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F