4
0
2
2
0
2
2
0
0
0
2
0
2
0
0
0
0
0
0
2
2
2
2
4
0
0
2
0
0
2
2
4
2
0
2
6
2
4
0
0
0
0
4
2
0
4
2
0
4
4
0
0
4
0
0
2
0
0
0
2
2
0
2
2
2
4
2
0
2
2
2
0
0
0
0
2
2
2
0
0
2
4
2
2
0
2
4
0
0
2
2
2
0
4
2
4
4
2
2
2
6
4
0
0
4
2
0
2
2
2
2
2
2
0
0
4
2
0
0
0
2
2
0
2
0
0
0
2
2
2
0
2
0
6
2
0
0
2
2
2
4
6
4
2
2
2
6
4
2
6
0
4
2
2
2
0
0
0
4
2
2
2
4
0
4
2
2
2
5
2
0
2
2
4
2
2
2
2
6
0
9
2
2
2
0
2
2
0
4
2
0
0
2
0
2
4
2
4
2
2
2
2
2
4
0
0
0
2
2
4
4
0
8
2
4
6
0
0
2
2
0
0
3
0
2
2
2
2
2
0
0
2
2
2
2
6
2
4
0
4
10
0
0
2
2
2
4
0
4
2
2
4
6
2
0
0
4
2
2
4
0
8
2
4
8
0
4
4
4
0
0
0
0
2
0
0
0
0
2
0
2
0
0
0
2
2
0
0
