4
2
3
21
0
0
3
0
1
3
0
0
4
0
0
1
0
0
1
0
0
0
0
0
1
0
0
1
0
0
1
0
0
2
0
0
0
0
0
1
0
0
1
0
0
0
0
0
4
2
3
21
0
0
3
0
1
3
0
0
2
0
0
3
0
0
1
0
0
1
0
0
1
8
0
1
0
0
1
0
0
1
0
0
1
0
0
2
0
0
1
0
0
1
0
0
1
0
0