2
8
2
2
2
2
2
4
2
2
2
2
0
2
4
6
2
2
0
2
4
2
2
2
0
0
0
6
2
2
2
2
2
41
2
2
4
2
2
0
2
4
0
41
8
0
0
2
0
0
0
2
0
2
0
0
2
2
0
0
2
0
2
2
27
0
0
0
2
4
0
0
0
2
4
0
2
0
4
2
2
2
2
2
4
0
2
2
2
4
4
4
6
2
2
4
2
2
0
0
2
2
2
0
2
2
4
0
0
0
2
2
2
2
2
0
0
6
4
4
4
4
2
4
2
4
0
4
4
2
2
2
2
2
2
4
4
0
2
0
4
2
2
0
2
0
2
2
2
2
2
2
2
2
2
2
4
2
2
4
2
2
4
2
2
4
2
2
4
0
4
0
4
4
0
2
2
2
6
4
4
2
2
2
4
2
2
2
2
2
4
0
2
6
2
2
2
0
4
0
2
0
2
0
0
2
4
2
2
2
4
2
0
0
4
2
2
2
2
0
0
0
2
6
2
4
2
2
0
2
2
2
4
0
4
2
4
2
0
2
0
4
0
0
0
2
2
0
4
4
2
4
2
2
2
4
0
0
0
0
2
2
0
0
0
2
0
2
0
0
0
0
0
2
0
0
0
0
0
2
0
0
0
0
0
2
0
0
