0
4
6
7
3
4
0
4
4
4
2
5
6
0
2
6
2
2
8
10
2
4
2
2
4
0
2
2
2
4
2
6
4
0
2
6
2
4
0
4
4
0
2
0
0
4
0
0
0
0
4
13
0
6
0
4
0
16
0
4
2
4
2
9
2
0
0
0
9
0
4
9
2
15
0
0
0
6
4
4
0
6
2
15
0
4
4
2
2
15
2
0
4
0
2
2
4
0
2
10
10
2
4
2
2
4
6
6
6
2
2
0
0
2
4
2
2
4
6
6
4
0
4
4
6
2
0
2
4
9
13
0
0
0
0
4
0
2
4
0
0
4
2
8
2
4
6
11
0
2
0
2
0
0
2
8
2
6
6
0
0
2
0
8
0
2
2
2
21
0
0
0
2
5
4
2
2
0
2
2
2
0
2
4
6
2
0
2
0
0
0
11
0
2
2
0
10
8
8
4
10
7
4
0
6
8
2
8
0
2
4
2
0
2
2
8
4
0
0
11
10
2
0
2
4
2
0
4
8
0
2
0
2
2
10
4
10
2
0
6
26
0
0
4
36
0
2
4
2
6
0
2
6
0
2
4
0
8
8
21
0
0
11
0
4
0
2
2
2
6
4
2
2
2
2
0
4
0
2
2
2
0
2
0
2
13
0
2
