74
6, 6
2, 3
11, 7
10, 4
10, -6
10, 2
10, 11
10, 10
9, 10
8, 9
3, 8
7, 6
4, -6
5, 6
7, 4
2, 3
11, 1
10, 1
10, 7
9, 4
8, 6
5, 2
1, 11
7, 10
4, 10
4, 10
3, 9
7, 8
6, 6
4, 6
6, 3
2, 7
11, 3
10, 7
10, 2
10, 11
10, 10
9, 10
8, 10
6, 9
4, 8
5, 4
7, 3
2, 7
11, 4
10, 3
10, 7
10, 6
9, 4
8, 3
6, 1
3, 7
7, 4 
4, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6
6, 6