0
2
6
2
2
0
2
0
4
2
2
0
0
2
2
2
4
2
2
0
2
0
2
0
4
2
2
0
2
0
0
0
2
2
0
5
7
1
2
4
0
0
0
0
2
2
2
2
4
0
0
0
2
2
0
0
2
0
0
2
2
2
0
8
0
0
4
0
0
0
2
0
2
2
2
4
6
4
0
0
2
0
8
0
4
2
6
0
2
4
2
0
2
0
0
2
2
0
2
4
0
4
2
2
4
6
2
0
2
0
2
0
0
5
0
2
2
4
5
2
0
0
0
2
4
0
0
2
0
0
4
4
4
3
2
2
0
5
1
3
0
0
2
2
0
2
4
2
2
2
0
4
4
0
4
4
0
2
11
0
0
3
2
2
2
1
2
2
2
0
0
2
0
0
5
2
4
2
0
4
3
2
0
0
0
2
0
2
2
2
1
0
0
0
0
0
0
0
0
5
2
2
4
4
0
0
4
4
9
2
4
2
4
4
2
0
2
1
0
0
4
0
4
0
2
0
0
2
0
0
0
0
0
2
2
0
0
0
2
2
2
0
0
2
2
2
2
2
2
0
0
0
2
3
0
0
0
2
0
2
2
2
8
0
0
0
2
5
2
2
2
0
2
0
0
2
0
0
2
4
2
2
2
0
0
0
4
0
