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