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