3
2
0
1
0
0
0
1
0
3
0
1
1
1
0
0
0
2
0
0
0
0
0
2
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
4
0
1
0
0
0
0
0