4
1
1
3
4
3
4
1
2
6
0
0
6
0
0
6
0
0
4
0
0
6
0
0
4
0
0
6
0
0
6
0
0
6
0
0
5
0
0
4
0
0
4
0
0
4
0
0
4
0
0
4
0
0
2
0
0
4
0
0