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