15
0
2
1
0
0
0
0
2
1
0
2
0
0
2
2
2
2
0
0
0
0
2
2
2
2
2
0
2
0
0
4
0
1
0
0
0
2
2
2
4
0
2
0
0
2
0
0
1
0
0
0
0
0
0
2
0
4
0
0
1
0
0
0
0
0
1
0
4
2
0
1
4
0
1
0
2
0
0
1
0
0
14
4
1
2
0
2
0
1
4
2
2
2
0
20
2
4
2
0
0
2
2
0
0
0
0
1
0
0
2
2
4
0
1
2
6
1
2
3
0
0
1
2
0
1
1
0
2
0
4
0
1
0
7
2
1
2
2
8
0
1
2
2
2
1
1
0
0
0
2
0
0
0
1
2
1
0
1
2
1
0
0
2
0
0
0
0
2
4
2
4
2
1
2
0
4
0
2
2
0
2
1
0
0
0
2
2
2
1
1
0
0
0
0
2
2
1
4
4
0
0
0
3
2
2
2
2
0
2
0
0
2
0
2
0
1
0
4
4
2
2
2
0
0
1
2
5
0
0
1
2
2
0
1
0
1
0
2
2
2
0
2
0
0
4
0
0
0
2
0
0
0
6
0
2
0
0
0
2
1
0
0
0
0
0
1
0
0
2
0
0
0
0
2
4
2
0
2
6
1
2
4
0
2
2
0
0
