1

1

1

1

1

1

1

1

1

3

3

5

5

6

7

7

8

9

A

A

C

C

C

C

C

C

C

D

D

D

E

E

E

E

E

F

F

F

F

F

F

F

F

F

F

F

F

F

F

F

F

F

F

F