2
0
4
2
6
4
9
2
2
2
0
0
0
4
0
0
0
2
0
0
4
8
0
8
2
0
2
4
7
0
0
4
0
0
0
6
6
9
2
2
2
2
3
10
6
0
4
2
2
0
0
11
2
2
2
11
0
0
2
2
2
2
2
13
2
0
0
2
0
0
2
0
0
4
2
4
0
0
0
4
2
2
4
0
0
0
0
0
0
4
2
0
4
0
2
0
4
0
0
2
0
0
2
6
3
2
0
0
0
4
0
0
0
6
2
0
2
7
2
2
8
0
0
6
4
4
2
0
0
0
9
0
6
2
0
2
0
2
2
2
6
0
2
5
7
6
2
4
9
4
0
0
2
0
0
2
4
0
4
4
0
2
2
0
2
6
4
0
2
0
0
2
0
5
0
0
4
2
66
0
4
2
24
0
0
0
2
0
2
2
6
12
0
2
0
6
0
2
2
0
0
2
6
0
8
9
2
2
0
2
2
6
2
15
37
4
0
2
0
6
0
0
9
0
2
6
4
0
9
4
0
2
2
2
2
4
2
0
0
6
0
2
0
2
0
11
6
7
0
4
2
2
4
2
0
0
4
7
7
2
9
0
8
0
6
0
0
4
6
8
4
0
0
0
10
9
2
6
2
0
2
4
13
2
0
4
0
0
