8 8

0 0
0 23
0 30
0 0
0 0
0 27
0 12
0 16

16 0
-1
-1
0 0
24 17
-1
-1
-1

17 0
-1
-1
29 15
-1
-1
-1
-1

35 0
-1
-1
-1
-1
-1
0 12
0 0

0 0
7 0
-1
-1
8 7
-1
-1
0 7

0 0
0 11
16 10
-1
-1
-1
-1
-1

21 0
-1
-1
-1
-1
5 0
-1
-1

6 0
-1
-1
-1
0 0
3 0
-1
-1