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