1
0
1
0
3
0
1
0
6
0
2
0
5
0
1
1
9
0
10
0
1
1
7
0
1
0
1
0
2
1
1
0
0
0
1
0
1
0
1
0
1
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
8
0
0
0
1
0
7
0
0
0
0
0
0
0
0
0
0
0
8
0
1
0
2
0
7
0
1
0
6
0
2
0
0
0
4
0
4
0
7
0
0
0
1
0
6
0
1
0
10
0
9
0
11
1
