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