0
2
4
2
2
2
0
2
0
0
3
4
3
4
0
6
0
0
6
4
4
2
4
2
2
2
2
2
2
4
0
0
2
0
0
0
4
0
0
0
2
2
0
2
2
2
0
5
2
2
0
0
0
0
2
4
0
0
2
2
0
0
0
2
4
0
13
6
4
2
0
0
2
0
2
0
0
2
0
4
0
4
2
2
4
0
0
2
0
5
2
2
2
0
2
0
0
0
2
7
2
2
0
0
2
0
0
2
0
2
2
4
2
0
0
2
2
2
2
0
2
0
2
2
2
0
4
5
2
2
2
2
0
2
0
0
0
2
0
2
3
2
2
0
0
2
3
0
0
2
2
2
0
0
3
4
2
2
0
0
2
2
2
0
0
0
2
2
0
0
0
0
0
0
0
2
0
2
9
2
2
0
0
4
0
0
0
2
0
3
2
0
2
0
0
2
0
4
2
0
0
2
2
0
2
0
5
0
0
2
0
0
2
0
2
0
2
4
3
0
2
0
0
0
4
4
2
0
4
0
2
2
2
0
2
0
2
2
0
0
2
3
2
2
3
2
5
2
2
0
0
10
3
0
0
5
9
0
0
0
0
0
0
0
0
2
2
2
2
0
0
5
1
0
0
0
0
0
0
3
2
2
1
2
0
0
2
0
