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