2
4
0
0
0
2
2
0
0
4
0
0
0
0
0
0
2
0
0
2
0
2
2
2
0
4
4
0
0
0
0
2
4
2
0
0
0
4
2
4
0
0
0
0
2
0
2
0
2
0
0
0
0
2
2
2
0
2
2
0
0
0
2
0
4
4
0
0
2
4
4
0
0
0
0
0
2
4
2
0
2
2
0
0
2
0
2
4
0
0
0
0
0
2
4
2
0
0
0
0
2
0
0
0
0
2
0
0
0
2
0
2
2
4
2
2
0
2
0
0
2
0
0
2
0
0
2
2
2
2
6
4
4
2
2
2
4
0
2
2
2
2
0
2
0
0
2
2
4
2
0
4
0
4
2
2
2
0
2
2
0
0
0
0
0
4
4
0
0
4
2
0
0
0
0
4
4
2
0
4
2
0
7
0
2
2
0
2
4
2
2
4
2
0
0
0
0
0
6
6
0
0
2
0
2
0
0
0
0
0
0
2
0
2
4
0
0
0
0
2
2
0
6
2
4
2
2
2
2
0
2
2
0
0
0
0
4
0
2
3
4
2
0
0
0
2
2
2
0
0
0
0
2
2
2
9
0
0
5
4
2
3
4
4
2
0
4
0
2
2
6
6
0
2
4
0
4
4
26
0
2
0
0
2
0
0
0
4
