4
6
4
0
6
2
0
0
2
2
2
0
6
0
4
0
6
2
4
0
4
6
0
6
8
0
4
0
4
0
8
0
10
0
2
0
2
2
8
0
8
6
8
0
0
2
6
0
2
2
2
0
0
0
6
0
0
10
8
0
0
6
8
0
0
8
4
0
0
4
2
0
0
6
4
0
0
6
6
2
0
8
4
2
0
4
6
8
0
8
0
2
0
6
0
2
0
8
6
2
0
2
4
2
6
8
6
0
0
2
2
0
0
13
2
0
0
2
4
0
0
0
0
0
0
2
7
0
0
4
0
0
15
2
0
4
6
6
0
0
0
0
0
0
0
0
0
0
0
4
0
4
0
0
8
6
4
4
8
0
0
2
6
2
2
4
6
0
2
6
2
0
0
5
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
6
0
6
2
4
0
6
0
9
0
6
0
0
0
8
0
4
0
2
4
6
0
0
2
6
0
0
11
4
0
0
0
0
0
2
0
6
0
4
0
2
0
8
0
6
0
4
13
0
0
0
4
6
0
0
6
2
0
0
4
6
0
0
15
4
0
0
6
2
6
0
9
2
6
0
6
2
8
0
4
2
0
0
15
2
0
0
2
11
0
0
8
7
0
0
11
2
