6
0
0
4
0
0
6
0
0
6
0
0
6
0
0
4
0
0
9
0
0
0
0
0
0
1
1
6
0
0
6
0
0
4
0
0
0
0
2
1
0
0
6
0
0
1
1
6
0
0
6
0
0