17
4
0 0
1 1
1 0
0 1
3
1 1
1 0
0 1
8
1 2
1 0
2 1
2 2
3 2
3 1
4 0
4 2
8
0 0
1 2
3 0
1 1
2 2
2 1
0 2
3 2
8
10 15
0 5
5 5
15 15
5 10
10 10
0 0
15 0
8
10 15
15 15
5 5
0 0
5 10
15 0
0 5
10 10
14
5 5
5 0
10 20
25 25
30 30
20 20
0 0
20 30
10 10
15 15
15 5
30 25
0 10
25 15
14
15 15
15 5
0 10
30 30
10 10
10 20
20 20
30 25
25 25
25 15
5 5
5 0
0 0
20 30
6
20 10
20 5
25 0
0 0
25 10
0 5
8
10 15
0 0
15 15
0 5
10 10
5 10
5 5
15 0
12
15 10
10 10
5 0
5 5
10 5
0 5
10 15
0 10
5 10
15 5
5 15
10 0
30
2 0
2 4
16 0
8 1
9 1
11 1
10 1
10 4
9 7
5 4
6 7
5 7
5 8
12 10
8 7
6 8
5 12
9 10
10 10
12 12
13 10
13 9
13 7
13 4
16 4
10 9
10 7
11 4
10 2
9 2
8
0 0
0 2
2 0
2 2
1 1
1 3
3 1
3 3
8
1 0
2 2
3 2
0 0
2 3
1 1
3 3
0 1
6
2 0
1 0
1 2
0 1
0 2
2 1
8
0 0
0 1
0 2
1 0
1 1
2 0
2 1
2 2
6
0 0
0 1
1 0
1 1
2 0
2 1