2
2
0
2
0
2
2
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
4
7
4
2
8
8
2
4
4
0
4
2
2
4
0
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
2
4
4
0
2
0
4
2
2
2
2
0
4
0
2
0
0
4
6
8
6
2
6
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
2
0
2
2
0
2
2
2
0
0
0
2
0
0
6
2
2
2
2
0
2
2
0
0
2
0
2
4
2
2
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
4
2
4
0
0
0
2
2
2
2
0
4
2
2
2
0
2
0
0
2
2
0
0
0
0
0
2
0
0
0
2
4
0
2
2
2
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
2
6
4
4
2
0
6
0
2
2
0
0
0
2
0
0
0
0
4
0
6
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
6
2
2
2
6
2
2
2
2
2
2
0
0
0
7
2
2
2
2
4
2
2
2
6
2
2
4
2
2
4
2
0
2
2
4
6
2
2
5
4
98
2
4
0
11
2
2
2
0
