6
0
0
2
0
9
0
4
7
4
2
6
4
4
0
2
7
2
4
4
8
4
2
9
8
0
0
4
4
0
2
6
10
6
4
9
23
0
0
4
2
9
10
4
4
6
4
6
6
8
6
0
4
2
2
4
2
6
8
6
6
2
6
8
4
13
4
8
4
4
9
2
2
6
2
8
7
4
0
4
2
4
4
4
6
10
10
0
2
2
8
6
0
8
12
6
6
8
2
0
6
4
10
0
8
0
0
8
2
19
4
4
2
6
2
0
8
8
2
0
6
0
7
0
20
2
0
6
11
8
6
2
2
4
8
0
7
0
0
6
0
6
2
0
0
0
4
0
6
2
6
6
12
10
18
4
4
0
8
5
0
9
8
6
6
0
2
0
5
0
0
12
4
0
0
8
0
0
6
0
6
0
4
5
2
0
4
0
6
2
8
0
15
0
0
5
0
0
0
2
0
6
9
6
6
9
8
0
0
4
0
0
0
0
0
0
7
6
0
0
2
0
6
0
0
0
4
0
0
0
0
4
0
0
0
0
17
2
0
0
0
0
0
7
0
0
0
0
0
0
0
2
0
4
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
4
0
7
0
0
0
0
6
0
0
9
0
0
0
0
0
0
0
0
