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