0
2
1
2
0
16
0
2
2
2
2
2
0
0
0
0
2
2
2
2
2
2
2
2
0
0
2
2
16
0
2
0
2
2
2
6
6
4
0
0
2
0
2
0
0
2
2
2
2
4
0
2
2
2
0
0
2
4
0
0
3
0
6
2
4
0
4
2
0
0
0
2
0
0
2
4
0
4
2
2
3
0
2
0
4
0
2
1
4
0
4
2
4
0
4
0
2
2
0
0
4
4
0
2
2
2
4
0
2
2
0
2
4
4
2
0
0
2
2
0
0
2
0
0
2
2
0
2
0
4
6
0
0
0
0
2
4
2
2
2
0
0
6
2
2
2
2
0
0
4
2
0
2
0
0
0
0
2
0
0
2
0
0
0
0
0
4
4
0
2
0
0
0
0
0
0
0
0
5
0
0
0
2
3
2
2
0
0
0
0
2
0
0
0
5
2
0
0
0
2
2
2
2
2
0
0
0
0
2
2
2
2
0
2
0
0
2
2
6
2
0
5
2
2
2
14
2
4
2
6
2
2
4
0
0
2
0
4
0
0
2
2
2
0
2
0
2
2
0
0
0
2
2
0
0
0
2
2
15
2
2
0
2
2
0
2
6
2
0
2
0
2
4
0
2
0
2
2
2
0
2
0
7
0
4
6
0
2
