6
2
9
2
2
2
0
2
0
0
0
2
4
2
2
0
0
0
4
4
0
4
4
2
0
0
0
2
4
9
2
4
2
4
2
0
2
2
2
0
0
2
4
4
2
6
4
4
0
2
0
0
4
15
4
3
0
2
0
0
4
2
0
0
0
0
0
2
2
2
2
2
4
0
2
0
0
2
2
4
0
2
2
2
0
6
0
4
0
0
2
2
0
0
0
0
0
2
2
0
0
0
2
2
0
2
2
0
7
2
5
0
4
4
0
4
2
4
5
6
2
0
6
4
0
2
2
0
4
2
0
5
6
0
2
4
0
2
4
4
4
4
2
0
2
4
7
0
2
4
0
0
2
0
2
0
2
0
4
2
4
5
7
2
2
0
2
7
0
2
0
2
2
0
2
0
0
0
0
2
0
2
0
2
0
2
0
4
0
4
5
2
0
0
2
2
0
0
15
2
2
2
4
4
0
0
0
0
6
4
0
4
4
0
2
4
2
7
0
3
2
0
2
13
9
4
0
0
2
2
0
0
2
4
4
11
2
2
4
2
2
2
0
4
4
2
0
0
12
2
0
2
0
4
0
6
2
0
4
0
0
0
2
2
2
2
0
0
2
2
2
2
11
4
0
5
7
4
0
2
0
0
0
0
2
2
0
4
