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