C = B

S = B

R = B, F

1

1

2

C = A, B, C, E, F, H

S = A, B, C, E, F

R = A, B, C, E, F, G, H

6

5

7

C = A, B, C, F, H, I

S = A, B, C, F, H, I

R = A, B, C, F, H, I

6

6

6

C =

S = G, H

R = B, C, H

0

2

3

C = D, E, F, G

S = A, D, F, G

R = D

4

4

1

C =

S = I

R = I

0

1

1

C = A, B, C, D, E, F, G, H, I

S = B, C, D, E, F, G, H

R = A, B, C, D, E, F, G, H

9

7

8

C = C, D, E, G, I

S = B, C, D, E, G, I

R = A, D, E, G, I

5

6

5

C = G, I

S = G, I

R = G, I

2

2

2

C = A, C, D, E, F, H, I

S = A, C, D, E, F, H, I

R = A, C, D, E, F, H, I

7

7

7

C = A, B, C, D, E, F, G, H, I

S = A, B, C, D, E, F, G, H, I

R = A, B, C, D, E, F, G, H, I

9

9

9

C = A, B, D, G, H

S = A, D, E, H

R = D, E, G

5

4

3