0
3
2
0
4
0
0
2
2
0
2
0
2
2
2
0
13
0
2
3
0
96
2
2
0
0
2
0
3
2
0
0
0
0
0
4
0
3
0
0
0
2
4
0
2
4
0
0
3
2
2
0
0
0
0
0
0
0
0
3
3
0
2
2
2
0
2
0
2
4
2
0
2
0
4
0
0
2
7
53
0
0
0
0
3
2
0
0
2
0
5
2
0
2
2
0
0
0
0
0
2
0
0
2
2
2
2
4
4
0
0
0
3
2
0
3
4
0
0
2
0
0
2
0
3
0
2
5
2
0
2
0
2
0
2
0
3
2
0
4
0
2
2
2
3
5
4
0
0
0
7
2
4
0
4
0
0
2
2
0
0
0
0
0
4
5
0
0
2
2
0
2
2
5
2
2
2
2
7
2
3
0
0
0
3
3
0
5
3
0
2
0
2
2
4
0
2
0
4
0
0
5
0
0
4
4
2
2
2
2
2
0
0
2
2
0
0
4
3
0
0
0
2
2
0
2
2
0
2
0
2
0
2
0
0
9
2
4
2
0
0
0
5
0
0
0
2
2
0
0
0
4
2
6
0
4
0
2
0
4
0
0
2
2
2
0
4
0
0
2
2
0
0
2
0
0
2
0
0
2
0
0
3
0
0
2
0
0
