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A
B
C
D
E
F
G
H
I
J
K
A
B
C
D
E
F
G
H
I
J
K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
■
Key Switch Matrix
1
2
3
4
5
6
7
8
9
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
1
0
2
1
2
2
2
3
2
4
2
0
A
0
#
A
0
B
1
C
1
#
C
1
D
1
#
D
1
E
1
F
1
#
F
1
G
1
#
G
1
A
1
#
A
1
B
2
C
2
#
C
2
D
2
#
D
2
E
2
F
2
#
F
2
G
2
#
G
5
1
-
1
U
5
1
-
1
U
5
1
-
1
U
5
1
-
1
U
4
1
-
1
U
4
1
-
1
U
4
1
-
1
U
4
1
-
1
U
3
1
-
1
U
3
1
-
1
U
3
1
-
1
U
3
1
-
1
U
2
1
-
1
U
2
1
-
1
U
2
1
-
1
U
2
1
-
1
U
1
1
-
1
U
1
1
-
1
U
1
1
-
1
U
1
1
-
1
U
0
1
-
1
U
0
1
-
1
U
0
1
-
1
U
0
1
-
1
U
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
2
6
2
7
2
8
2
9
2
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
3
0
4
1
4
2
4
3
4
4
4
5
4
6
4
7
4
8
4
2
A
2
#
A
2
B
3
C
3
#
C
3
D
3
#
D
3
E
3
F
3
#
F
3
G
3
#
G
3
A
3
#
A
3
B
4
C
4
#
C
4
D
4
#
D
4
E
4
F
4
#
F
4
G
4
#
G
9
-
1
U
9
-
1
U
9
-
1
U
9
-
1
U
7
-
1
U
7
-
1
U
7
-
1
U
7
-
1
U
5
1
-
2
U
5
1
-
2
U
5
1
-
2
U
5
1
-
2
U
4
1
-
2
U
4
1
-
2
U
4
1
-
2
U
4
1
-
2
U
3
1
-
2
U
3
1
-
2
U
3
1
-
2
U
3
1
-
2
U
2
1
-
2
U
2
1
-
2
U
2
1
-
2
U
2
1
-
2
U
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
9
4
0
5
1
5
2
5
3
5
4
5
5
5
6
5
7
5
8
5
9
5
0
6
1
6
2
6
3
6
4
6
5
6
6
6
7
6
8
6
9
6
0
7
1
7
2
7
4
A
4
#
A
4
B
5
C
5
#
C
5
D
5
#
D
5
E
5
F
5
#
F
5
G
5
#
G
5
A
5
#
A
5
B
6
C
6
#
C
6
D
6
#
D
6
E
6
F
6
#
F
6
G
6
#
G
1
1
-
2
U
1
1
-
2
U
1
1
-
2
U
1
1
-
2
U
0
1
-
2
U
0
1
-
2
U
0
1
-
2
U
0
1
-
2
U
9
-
2
U
9
-
2
U
9
-
2
U
9
-
2
U
7
-
2
U
7
-
2
U
7
-
2
U
7
-
2
U
5
1
-
3
U
5
1
-
3
U
5
1
-
3
U
5
1
-
3
U
4
1
-
3
U
4
1
-
3
U
4
1
-
3
U
4
1
-
3
U
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
3
7
4
7
5
7
6
7
7
7
8
7
9
7
0
8
1
8
2
8
3
8
4
8
5
8
6
8
7
8
8
8
6
A
6
#
A
6
B
7
C
7
#
C
7
D
7
#
D
7
E
7
F
7
#
F
7
G
7
#
G
7
A
7
#
A
7
B
8
C
3
1
-
3
U
3
1
-
3
U
3
1
-
3
U
3
1
-
3
U
2
1
-
3
U
2
1
-
3
U
2
1
-
3
U
2
1
-
3
U
1
1
-
3
U
1
1
-
3
U
1
1
-
3
U
1
1
-
3
U
0
1
-
3
U
0
1
-
3
U
0
1
-
3
U
0
1
-
3
U
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
1
D
K
2
D
K
3
D
K
4
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
5
D
K
6
D
K
7
D
K
8
D
K
2
S
1
S
N
I
P
-
C
I
E
T
O
N
Y
E
K
2
S
1
S
N
I
P
-
C
I
E
T
O
N
Y
E
K
2
S
1
S
N
I
P
-
C
I
E
T
O
N
Y
E
K
2
S
1
S
N
I
P
-
C
I
E
T
O
N
Y
E
K