1. 5

2. 5
-----------------------------------------------------------
5
1.

3. 2.
2.1

4. (2)
1 (
2.
4.

5. 2.2
1.
2.
1 (
2.
4.

7. –
- 2 3 - 1 4 - 1 4 - 1 4
- 5 - - 5 - - 5 - - 6 -
- 4 1 - 4 1 - 4 1 - 6 -
- 4 1 - 5 1 - 6 1 - 5 2
- 5 - - 5 - - 5 - - 4 1
- 5 - - 4 1 - 4 1 - 5 1
1 4 - 1 4 - 1 4 1 - 5 2