2
2
2
21
0
18
0
2
2
2
0
2
2
3
2
4
2
0
0
0
2
4
2
0
0
5
4
0
2
2
2
2
0
6
0
0
2
0
2
2
0
0
0
0
3
2
2
2
0
0
2
2
2
0
2
4
0
0
0
4
0
4
2
2
0
2
2
5
0
0
2
0
0
2
0
2
0
4
0
0
0
2
0
2
4
0
0
2
0
0
2
0
0
0
0
0
2
2
3
0
0
0
0
2
2
4
4
2
2
2
0
4
5
0
0
0
4
0
2
2
2
0
4
0
0
2
2
0
0
2
4
0
0
0
2
0
2
2
2
0
2
0
0
0
3
0
2
0
2
2
0
2
0
0
2
0
0
2
0
0
0
2
2
0
3
5
2
0
2
2
0
0
0
2
0
0
0
0
2
0
0
2
0
2
4
0
0
0
2
2
0
0
2
2
0
4
2
2
0
0
0
2
0
2
0
6
2
0
2
2
2
2
0
0
0
2
2
2
3
2
0
0
2
2
2
2
2
0
0
6
0
2
0
4
4
5
0
2
2
0
10
0
3
0
2
1
0
0
2
0
0
2
0
2
2
2
0
2
0
0
2
2
0
2
2
2
0
0
5
2
0
0
0
3
0
2
5
2
3
3
3
2
5
0
7
2
0
6
