0
4
0
2
2
2
0
0
0
0
2
2
4
0
2
4
0
0
2
2
0
0
2
2
4
2
0
0
2
2
4
0
4
0
5
2
2
2
4
0
2
0
6
2
2
2
2
2
2
0
0
0
2
0
2
0
4
2
0
2
0
0
4
2
2
3
0
0
2
0
0
0
0
2
4
2
0
0
0
2
0
0
4
2
2
0
2
0
1
2
0
2
2
2
2
2
2
4
0
0
2
2
2
2
0
0
4
2
4
0
4
2
6
0
0
2
2
4
2
2
0
2
2
0
0
2
2
2
5
2
2
2
0
0
2
2
0
2
3
0
0
2
3
4
0
2
0
0
0
5
4
2
1
4
2
2
2
2
0
2
2
4
0
0
2
2
5
2
2
0
2
4
0
0
0
2
4
0
2
2
2
0
0
2
2
3
2
0
4
2
3
2
0
0
2
2
2
0
0
5
0
2
0
2
4
2
0
9
2
4
2
3
0
0
2
2
0
2
0
2
0
6
0
2
0
2
5
2
0
4
2
2
2
2
2
2
0
0
4
2
0
2
0
2
0
9
0
0
0
0
3
2
2
4
4
2
2
0
0
0
2
0
4
0
2
0
2
6
2
2
0
2
0
0
0
0
0
0
0
2
2
2
0
0
2
2
2
0
