4
4
4
5
4
4
4
4
6
4
4
4
4
4
6
4
4
4
6
4
4
4
5
6
4
4
5
4
3
4
4
5
2
4
4
4
4
4
4
4
4
3
7
6
4
7
4
6
5
6
7
7
5
6
7
6
4
6
6
6
5
4
4
4
4
4
4
6
6
6
4
6
5
4
5
4
4
6
4
4
4
4
4
4
4
4
6
4
4
4
4
4
4
5
6
6
4
7
4
4
4
5
4
4
6
4
4
4
0
0
7
0
0
2
0
2
0
0
0
4
2
0
0
0
0
0
2
4
0
0
0
0
0
0
0
0
2
0
0
0
4
0
2
2
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
2
0
2
2
0
2
2
2
2
0
0
4
2
0
0
2
0
2
0
2
2
0
2
2
4
2
0
0
2
0
2
4
0
2
0
2
2
2
2
2
0
0
0
2
0
0
2
2
0
2
0
0
2
0
2
2
0
0
0
0
0
0
2
0
0
2
2
2
0
0
2
0
2
2
3
2
5
2
0
2
0
0
0
0
2
2
0
2
0
4
0
2
2
0
2
2
2
0
2
0
2
0
2
2
0
0
2
0
2
2
4
4
2
2
2
0
4
0
2
2
2
2
0
2
0
2
2
