0
2
0
2
2
2
2
0
0
6
2
0
0
2
0
4
2
2
0
0
2
0
2
2
0
2
20
0
0
2
2
11
0
0
2
0
0
2
0
2
0
2
2
0
4
0
0
1
2
0
0
0
2
0
6
2
2
2
2
2
0
2
4
0
2
0
0
0
4
2
2
2
2
0
2
0
0
2
0
2
0
0
0
4
2
2
2
0
2
0
0
2
0
0
0
0
2
2
4
4
2
2
2
2
0
2
0
2
2
6
4
4
2
2
2
0
2
0
0
2
2
0
0
0
4
3
2
2
0
0
0
0
0
2
0
2
0
2
0
0
2
0
0
2
0
2
2
0
0
2
0
2
3
0
2
2
0
2
0
2
0
2
0
0
4
0
4
4
0
2
0
2
2
4
2
1
0
2
2
0
2
2
0
4
0
0
0
0
4
2
0
0
0
0
2
0
0
2
0
0
0
3
0
0
2
2
2
2
2
0
2
2
0
2
2
2
2
0
2
4
0
2
2
2
4
2
0
0
0
2
2
2
0
0
2
0
0
0
2
0
4
0
0
4
0
0
0
2
2
0
0
0
2
0
0
0
0
2
0
2
0
2
0
0
4
4
2
0
0
2
2
4
2
2
4
2
1
2
2
2
0
0
0
0
4
0
0
0
