4
0
0
2
1
2
3
2
4
3
4
0
0
2
2
2
0
6
0
2
4
3
2
4
2
2
0
2
6
2
2
4
0
4
0
2
2
2
2
3
0
5
7
1
2
0
2
17
0
1
1
2
2
2
4
4
2
0
2
2
0
2
2
0
2
2
17
15
0
3
4
0
2
2
5
5
0
3
2
0
2
2
2
0
0
0
0
4
0
9
2
2
0
0
2
6
2
2
4
4
2
0
2
2
4
4
0
4
2
0
3
4
2
1
2
2
2
0
2
4
2
0
3
0
2
2
2
6
0
1
2
0
0
2
2
4
2
4
2
4
2
0
2
2
0
0
2
4
0
1
2
2
2
0
6
6
2
2
5
0
2
0
4
4
0
3
1
2
0
0
2
2
0
2
4
0
0
2
0
2
3
1
2
4
0
2
2
0
2
0
2
0
0
4
2
0
4
1
0
0
2
0
0
2
2
1
0
0
17
2
2
1
1
2
0
21
3
17
3
4
0
4
17
2
2
0
2
0
4
0
2
2
0
5
3
2
2
2
3
2
4
2
0
0
2
2
0
4
2
2
2
2
2
4
4
5
2
0
2
2
4
2
0
0
0
2
2
2
4
2
2
0
0
0
0
21
4
4
0
23
2
4
0
2
2
0
0
2
