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