0
2
2
0
0
0
2
4
0
0
2
4
2
2
0
0
0
2
4
2
2
0
2
2
0
0
0
0
2
2
5
2
0
2
0
4
6
0
2
0
0
0
2
2
1
4
2
4
4
0
0
2
0
2
2
0
0
6
2
7
4
0
0
0
0
0
0
0
0
4
6
6
2
2
0
0
0
2
0
4
0
2
6
0
6
2
0
0
4
2
6
4
0
0
6
4
4
2
0
3
0
2
2
0
1
0
4
4
6
0
0
0
0
0
0
0
2
4
4
4
2
0
0
0
39
0
0
0
0
4
2
2
0
0
0
0
0
2
2
2
0
6
8
2
4
0
0
0
2
0
4
2
0
0
6
4
4
0
0
0
2
2
4
0
0
0
2
2
2
0
0
0
2
0
2
8
0
2
6
0
2
0
0
2
0
4
4
2
0
0
2
0
4
2
0
0
7
2
0
4
0
0
4
0
4
2
0
0
0
0
4
4
0
4
2
6
3
2
0
0
0
2
4
2
0
0
4
4
2
0
0
0
0
0
4
0
2
4
2
6
0
0
0
0
0
2
4
6
0
0
2
6
3
0
0
0
2
0
0
8
0
4
2
4
0
0
0
1
24
0
0
4
0
0
2
4
2
0
0
0
0
3
0
3
0
2
4
2
