4
2
2
0
5
2
2
0
2
0
2
1
2
1
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
0
1
0
1
0
0
0
1
0
0
0
0
0
0
0
2
2
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
3
1
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
