18
0 0 0 0 1
1 10 0 0 1
2 10 1 0 1 
3 10 10 0 1 
4 0 10 0 1 
5 0 1 0 1
6 4 1 0 0
7 4 5 0 0
8 6 5 0 0
9 6 1 0 0
10 3.5 2.5 10 1
11 3.5 3.5 10 1
12 2.5 3.5 10 1
13 2.5 2.5 10 1
14 6.5 3.5 -10 1
15 6.5 2.5 -10 1
16 7.5 2.5 -10 1
17 7.5 3.5 -10 1
19
0 0 1 1
1 1 2 1
2 2 3 1
3 3 4 1
4 4 5 1
5 5 0 1
6 5 6 0
7 6 7 0
8 7 8 0
9 8 9 0
10 9 2 0
11 11 12 1
12 12 13 1
13 13 10 1
14 10 11 1
15 14 15 1
16 15 16 1
17 16 17 1
18 17 14 1
4
6 1 1 0
0 
1
2
3
4
5
8 1 0.1 0
0 
1
10
9
8
7
6
5
4 0 1 2
11
12
13
14
4 0 1 2
15
16
17
18