2
0
2
6
2
2
6
2
4
4
0
2
4
2
4
0
0
0
7
0
4
0
0
0
2
0
2
0
0
4
13
4
2
2
4
2
2
2
2
0
2
2
4
0
0
0
4
2
0
0
2
2
4
2
0
2
2
2
4
2
0
2
0
4
2
2
4
4
2
0
2
4
2
2
0
4
0
4
2
0
11
4
6
0
2
4
2
2
2
0
9
2
6
4
6
0
2
2
2
13
0
2
2
0
0
2
2
3
6
2
2
0
3
2
5
2
2
2
0
0
0
0
2
2
0
0
0
0
0
2
2
4
0
0
0
0
2
0
4
0
0
4
4
10
0
2
2
2
6
2
6
4
0
2
2
4
0
2
6
0
0
0
2
0
2
2
2
2
2
4
0
2
0
2
0
4
4
3
5
8
4
2
0
0
0
2
4
0
4
2
2
0
6
2
0
4
4
0
0
0
0
2
2
2
2
4
4
2
0
2
5
2
0
2
0
0
2
0
0
4
2
0
2
2
2
2
2
0
4
2
2
2
2
2
2
6
0
0
6
2
4
8
0
2
4
0
4
0
0
4
0
4
0
0
0
2
0
2
2
0
2
4
2
4
2
0
2
0
2
0
2
2
4
0
2
4
13
2
0
5
0
4
2
4
0
4
0
4
