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