0
3
0
2
4
4
2
6
0
2
0
3
0
6
0
4
0
2
2
0
2
2
0
0
2
0
0
4
0
0
0
2
0
8
0
0
4
4
2
2
0
4
0
4
2
2
0
2
2
2
0
0
2
2
4
4
7
6
4
2
2
0
4
0
0
0
8
2
6
0
0
0
2
4
2
2
0
0
2
2
2
4
0
2
4
6
0
0
0
5
8
4
8
2
0
4
10
5
0
4
0
4
2
4
0
4
2
2
6
0
2
2
2
9
2
2
4
4
0
2
2
21
6
2
4
3
4
15
2
4
2
2
4
0
4
0
4
0
2
2
4
8
2
0
0
4
4
2
0
2
5
0
0
0
2
0
2
0
2
0
2
0
0
4
2
2
2
2
0
6
8
0
2
2
10
2
0
0
0
6
3
2
2
2
0
0
0
0
4
4
0
2
2
5
4
2
6
4
6
0
4
0
2
2
0
8
0
0
2
4
4
2
0
4
0
4
0
9
2
0
0
0
4
4
0
2
4
2
4
0
0
0
2
2
4
2
2
3
4
2
0
2
2
2
0
2
2
0
2
2
0
0
0
2
2
0
0
0
0
2
2
0
0
4
2
2
0
2
0
0
0
2
2
0
2
0
2
2
2
2
0
4
0
2
2
0
0
0
