6, 12
5, 12
4, 11
3, 11
2, 11
3, 10
3, 9
4, 10
5, 9
6, 10
7, 10
8, 10
9, 11
10, 10
11, 11
12, 10
11, 9
10, 9
11, 8
12, 7
12, 6
11, 5
12, 4
11, 3
11, 2
10, 1
9, 0
8, 0
7, 1
6, 0
5, 0
4, 1
3, 1
2, 2
1, 3
2, 4
3, 5
3, 6
4, 7
5, 7
6, 6