0
0
0
2
4
5
0
0
0
2
2
0
2
0
2
4
2
0
2
0
0
2
2
21
0
0
0
0
0
0
2
2
4
2
2
0
3
0
0
3
2
0
0
0
0
2
0
2
0
2
0
2
2
0
5
0
0
5
2
0
0
0
2
0
2
0
3
0
0
0
0
0
2
2
2
4
0
0
2
6
15
17
0
0
0
2
4
0
0
5
0
2
0
2
0
3
15
0
2
2
0
2
2
0
0
2
4
2
2
0
7
0
7
0
2
2
0
17
0
0
2
0
0
2
0
0
0
0
4
2
2
2
2
0
0
2
2
2
0
2
0
2
2
0
0
2
0
4
3
0
0
0
0
0
0
0
4
4
2
17
0
2
0
0
0
0
2
6
1
0
0
0
0
0
0
2
0
2
0
0
2
1
2
1
3
1
0
2
3
2
3
4
0
0
0
0
0
1
2
0
0
1
0
1
0
0
1
1
0
0
0
1
0
0
0
1
17
0
1
17
2
0
7
0
3
0
3
5
1
1
3
1
1
3
0
0
1
0
0
3
1
1
0
3
1
1
0
5
0
1
0
0
1
3
3
17
15
0
1
1
1
0
1
1
0
1
0
1
1
3
0
0
1
1
3
1
1
17
1
0
0
1
1
7
1
15
2
2
