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