0-1 .................................. P.01

1-1 .......................... P.02

1-2 ........................ P.02

1-3 ........................ P.02

1-4 .......................... P.02

1-5 ............... P.03P.05

1-6 ............... P.05P.06

2-1 ..................... P.07

9-A

9-B (1)

QA QB

9-B (2)

()

(QA DC)

QA QB

9-C

9-D

()

(QA DC)

QA QB

9-E

9-F

()

(QA DC)

QA QB

()