7
2
9
2
2
2
2
2
4
6
0
2
0
0
0
6
2
4
4
0
2
2
0
2
6
2
0
4
0
0
6
6
6
0
0
0
2
2
2
2
0
2
0
0
2
0
4
0
0
2
0
0
0
0
0
0
0
2
4
0
2
4
2
0
2
4
0
0
2
0
0
2
0
2
2
2
4
2
0
0
0
0
7
2
0
4
2
2
6
4
0
0
4
2
2
2
0
4
2
0
4
2
2
0
0
0
0
0
4
4
0
2
0
2
6
2
4
0
2
0
0
4
4
2
2
2
0
0
2
4
2
2
0
0
5
4
4
2
0
7
4
4
0
2
2
0
2
4
6
2
4
0
2
2
5
0
2
0
0
0
0
4
0
2
0
4
5
2
0
6
4
4
0
5
2
4
0
2
0
2
0
0
0
7
2
5
0
0
2
4
2
0
2
0
2
2
3
2
0
0
0
2
4
2
4
2
0
0
6
84
6
4
0
2
0
2
2
2
7
2
6
70
2
0
0
0
4
2
4
0
11
6
0
0
5
4
2
4
2
0
5
8
4
2
2
2
2
2
2
2
2
0
4
2
2
2
4
4
2
2
0
0
4
2
0
0
2
4
0
0
0
4
4
2
2
0
0
0
0
0
4
2
0
0
2
0
0
4
