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