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