2
2
3
4
2
2
2
0
0
6
1
1
4
0
0
4
1
1
2
1
1
2
0
0
2
1
1
6
1
5
6
3
7
2
0
0
2
0
0
2
1
1
4
1
1
2
1
1
4
1
1
2
1
1
4
3
9
5
1
4