6
0
0
4
4
5
5
0
0
6
0
0
6
0
0
5
0
0
6
0
0
6
0
0
8
0
0
8
0
0
6
0
0
6
0
0
8
0
0
8
0
0
8
0
0
6
0
0
8
0
0
6
0
0
5
0
0
4
0
0