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