1 1
A
B
C A B
C C
B B
D
E E
F
G
H
0 0 1 1 I J K E
0 0 1 1 C L B D
H H
H
G G
G
F F
F
0 0 0 0 1 0 1 0
K K
J L L
J J
I C C
I I
D D
D
K K
L L
B
L L
A A
A