7
17
1
0
2
1
0
2
1
0
2
1
0
2
1
0
2
1
1
2
0
0
2
1
0
2
1
0
2
1
0
2
1
0
7
4
0
2
1
0
2
1
0
3
0
0
2
1
0
3
3
2
5
1
0
9
1
0
3
1
