1.

8..........3..........6

2.

6........7..........5

3.

5.......4.......3

4.

5.........7..........6

5.

4.......7.......9

6.

11.........13.........14

7.

8..........9.........12

8.

5........13...........10

9.

4...........7...........8.

10.

5............6..........7

11.

9...........5...........8

12.

7..........19........11.