2
0
2
0
2
2
2
0
0
0
0
0
0
0
4
0
0
2
2
0
0
0
2
2
9
0
2
0
2
0
2
2
2
0
0
4
0
2
2
0
2
2
0
2
2
0
2
4
2
6
0
2
10
2
2
2
2
2
0
0
2
0
2
0
2
0
2
2
0
4
0
0
2
4
4
2
2
2
0
4
0
4
0
4
2
0
2
2
2
2
4
0
2
0
2
6
4
6
2
0
2
2
8
2
2
2
0
4
2
2
2
2
0
0
0
2
0
0
8
0
4
0
2
4
2
4
2
2
0
0
0
2
4
0
0
0
2
2
4
0
0
8
0
0
0
2
2
0
0
0
0
2
2
2
4
2
4
2
2
0
0
0
0
0
2
0
0
4
0
0
2
2
2
0
4
2
0
0
2
0
6
0
0
0
2
2
0
0
6
2
0
4
2
0
4
0
0
4
2
0
0
4
2
2
2
4
0
2
2
0
6
0
0
2
0
0
0
4
0
2
0
2
0
2
0
2
0
0
2
2
2
0
0
0
2
2
2
0
0
2
2
0
0
0
0
2
0
2
2
0
8
0
2
0
0
0
0
2
4
0
0
0
0
2
0
10
0
0
0
0
6
2
0
0
0
2
0
0
2
2
0
2
0
0
0
2
0
2
