2
6
6
0
0
0
0
0
0
0
0
0
4
4
4
0
0
0
4
2
0
0
0
4
0
0
0
0
0
2
0
0
4
4
2
4
4
4
2
2
0
0
0
2
6
0
4
0
2
4
2
0
0
0
0
0
2
0
0
0
2
0
2
2
2
6
2
2
0
2
2
0
0
4
4
2
0
0
0
2
0
0
0
2
8
4
2
2
2
2
0
0
0
0
0
2
0
0
4
0
2
2
2
0
2
4
4
2
0
4
2
2
0
2
2
0
2
0
0
0
0
6
6
2
4
2
0
2
6
2
0
2
4
2
2
4
0
0
0
0
6
6
2
2
2
18
2
2
2
2
2
2
2
2
4
2
2
0
2
2
2
4
4
2
2
6
2
2
2
4
21
0
2
2
2
0
0
2
6
0
2
4
4
4
4
19
2
2
2
6
2
4
2
2
2
2
0
6
4
2
2
0
2
2
2
2
2
2
4
4
2
2
2
2
4
2
3
0
4
2
0
4
0
0
4
2
0
0
2
0
2
0
0
2
0
2
0
0
2
2
4
4
2
0
0
4
4
0
2
2
10
2
4
4
2
4
21
2
0
4
6
4
0
6
2
4
17
2
2
0
0
4
2
0
0
2
15
0
2
2
2
2
2
2
4
2
2
6
