15
0 0 2 0 1 1 0 0 2 5 3 1 5 7
32
0 1
0 2
0 3
0 4
0 5
0 6
0 7
0 8
0 9
0 10
0 11
0 12
0 13
0 14
13 14
4 14
3 14
5 12
3 12
5 7
3 8
3 5
5 11
4 13
3 9
5 6
9 10
7 9
3 11
11 14
8 10
7 11
