0
4
4
2
0
2
4
8
0
0
4
2
0
4
2
0
0
0
0
6
0
2
2
0
0
2
0
72
2
0
6
6
2
0
0
2
2
4
0
0
2
2
2
0
0
2
2
0
2
6
2
0
4
0
4
0
6
0
2
6
4
0
4
2
4
2
6
2
4
2
2
8
2
2
4
2
2
8
0
4
0
0
0
2
2
0
4
2
0
6
2
2
4
2
0
2
0
0
0
0
0
0
2
0
0
2
4
0
0
2
2
0
4
0
2
6
0
2
6
6
2
0
0
2
2
0
0
2
0
0
4
0
2
0
2
4
4
0
2
0
2
0
4
2
0
0
2
2
2
2
0
0
0
2
0
0
0
4
2
2
0
4
0
4
2
2
8
0
2
4
0
2
4
64
2
0
6
8
2
4
2
2
6
0
0
6
6
0
6
6
2
6
0
2
2
0
2
2
2
4
66
2
0
0
4
2
4
6
2
4
4
0
4
2
0
0
2
4
6
0
0
4
2
6
0
0
2
10
0
0
2
0
6
0
2
0
4
0
0
0
2
2
0
2
0
2
2
2
4
0
0
0
2
2
6
0
0
0
2
4
2
0
2
4
0
0
2
0
4
2
2
4
37
4
2
0
4
2
4
2
99
0
2
2
2
6
0
0
