0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
2
0
0
0
0
2
6
9
6
2
0
0
0
3
9
9
9
6
1
0
0
2
6
9
6
2
0
0
0
0
2
4
2
0
0
0
0
0
0
0
0
0
0
0