2
0
2
0
0
2
2
0
0
2
0
2
2
0
2
4
0
2
2
6
4
0
4
2
2
0
0
2
0
2
2
2
2
2
0
2
2
0
0
2
2
0
2
2
2
0
2
2
4
6
2
2
0
0
2
0
5
0
0
2
9
2
4
2
2
0
8
2
8
2
4
2
2
0
2
4
0
2
2
2
2
4
2
2
4
0
2
4
2
0
2
8
0
2
2
0
0
2
2
0
4
2
2
0
2
2
2
2
4
9
6
2
2
2
2
0
6
0
4
0
6
2
4
2
0
0
4
2
8
0
6
2
2
2
2
2
2
2
0
2
0
4
0
2
2
0
11
0
2
4
4
2
0
0
0
2
2
2
4
4
2
2
4
4
2
2
0
2
2
2
0
4
2
0
0
0
2
2
2
6
2
0
2
4
2
2
2
2
2
6
0
2
2
4
0
2
0
6
4
2
2
0
2
2
4
2
4
2
0
0
8
0
0
37
0
0
0
6
0
2
2
5
0
2
0
0
2
2
2
2
0
2
2
2
2
2
2
5
4
3
2
2
0
2
2
6
0
5
0
2
4
37
6
0
0
0
4
2
2
6
4
6
0
0
0
4
4
2
2
0
2
2
0
2
2
2
4
2
2
0
2
0
4
6
2
2
0
0
