2
6
4
0
0
0
2
0
2
0
4
6
0
2
2
0
0
2
0
0
0
0
0
0
0
2
0
0
2
2
0
4
4
8
2
6
2
6
2
0
0
0
0
0
4
2
12
2
0
0
6
0
2
2
0
2
2
0
0
0
0
0
2
2
2
4
0
6
2
4
4
0
0
0
0
0
0
0
0
0
2
0
0
2
0
4
0
2
2
4
0
2
0
2
2
0
0
0
0
0
2
2
2
2
2
4
2
0
2
4
4
14
4
0
2
0
0
2
2
2
0
2
2
2
4
2
6
0
0
0
2
2
0
0
4
2
4
0
0
0
4
4
6
2
4
2
2
2
0
4
0
2
0
2
2
4
2
0
0
2
2
2
4
2
2
2
2
2
2
2
0
2
2
2
0
0
2
4
4
2
0
4
4
6
4
2
2
4
2
2
0
2
2
2
0
2
0
2
2
4
2
2
0
0
4
2
2
0
0
2
2
2
0
4
2
2
2
2
4
4
0
0
0
0
6
2
4
0
0
2
2
0
0
0
0
2
0
0
0
2
0
0
4
2
0
4
0
0
0
2
4
4
2
2
2
2
0
2
0
2
2
2
0
0
0
2
4
3
2
2
0
2
2
0
2
0
0
2
0
0
4
2
2
0
0
0
0
0
