6-8

4 6 8 10 12 14

6

6 10

6 10

6 8 10

6-8

6-8 8-10

6-8

8-10

6-8

6

6

6-8 8-10

6 10

6 8 10 12

4 6 8 10 12

6-8 10-12

S (6-10)

S (6-10)

4 8 12

6 8 10

6 10

6