4
2
5
5
9
4
3
4
3
1
2
0
2
0
1
1
1
0
4
0
1
1
2
0
2
2
3
0
3
1
4
1
2
0
5
0
4
0
4
1
2
0
6
1
1
0
0
0
2
1
3
0
0
1
0
1
1
0
0
0
0
1
2
0
4
1
0
2
3
0
0
0
2
1
0
0
1
0
4
0
0
1
0
1
0
0
0
0
4
0
0
0
0
1
0
0
0
3
1
4
0
0
3
0
0
0
0
0
0
0
0
0
1
0
1
0
3
0
1
0
