9
0
0
2
1
4
7
0
0
9
0
0
8
0
0
5
1
2
4
2
0
9
2
0
3
1
2
9
2
4
8
1
1
2
1
2
8
1
2
9
2
3
5
3
2
9
2
3
20
7
8
5
1
6
6
1
0
7
1
0