4
2
2
2
0
4
4
4
2
0
0
4
4
2
4
2
4
2
2
7
2
31
2
4
2
5
4
2
6
2
0
3
0
0
6
2
4
1
2
0
3
0
1
2
2
3
2
4
0
4
2
2
2
6
1
4
3
0
4
0
0
2
3
2
3
0
4
4
0
0
2
2
0
5
2
7
0
0
0
4
6
4
3
6
4
2
3
2
0
0
0
4
6
0
3
0
4
3
2
2
0
3
2
0
2
3
2
1
2
39
4
2
0
4
0
2
4
5
0
2
2
3
2
4
2
7
2
2
2
2
2
5
5
0
0
4
2
2
5
2
4
3
4
7
2
0
4
2
4
0
2
0
4
2
4
5
0
2
0
0
4
0
2
2
4
2
2
2
4
4
2
2
2
4
4
2
2
2
0
2
6
2
2
2
0
2
4
4
7
2
0
27
0
4
2
4
2
0
5
0
25
4
4
0
2
3
2
4
6
3
3
4
2
2
2
2
4
6
2
0
4
3
2
6
7
2
2
0
4
3
2
0
2
1
4
4
0
2
2
2
5
1
2
2
6
0
4
2
2
4
5
4
2
2
0
5
3
2
1
2
2
1
4
6
2
0
4
4
0
2
2
0
4
4
0
2
0
2
2
2
0
2
4
0
2
4
0
0
