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