2
4
0
4
0
2
2
0
0
0
2
0
2
2
2
0
4
0
6
2
0
0
10
2
2
8
0
8
0
8
2
2
0
4
4
0
0
2
10
4
6
10
8
12
10
12
8
2
6
4
6
4
6
2
6
6
6
2
4
2
4
4
4
4
4
4
4
4
2
4
4
2
6
2
4
2
2
6
4
2
4
4
4
4
2
2
2
2
2
2
4
4
2
2
2
2
2
4
4
8
8
2
2
4
4
2
4
6
2
2
2
0
2
13
13
0
4
0
17
4
2
4
0
17
2
15
0
18
2
19
2
10
0
6
0
4
0
2
13
6
6
0
19
0
11
2
15
2
0
17
0
0
4
13
2
13
4
8
2
2
2
2
4
0
15
2
19
0
15
4
25
0
11
0
4
13
4
2
2
4
9
2
0
19
0
12
0
4
17
0
11
2
28
0
6
4
2
0
2
17
2
2
9
0
8
0
15
0
2
13
4
15
0
11
0
6
2
2
8
0
6
7
0
2
0
4
4
2
0
0
0
9
2
0
13
0
17
0
16
0
2
14
4
2
15
2
18
4
11
2
17
0
0
13
0
4
21
0
17
13
4
10
0
14
2
0
4
15
7
6
23
9
21
6
4
0
2
9
0
13
0
2
17
0
19
2
4
0
