20
20
0
6
2
6
8
7
7
6
6
5
6
5
8
7
7
6
8
7
1
3
4
0
3
2
12
14
13
8
3
10
14
13
12
13
13
1
12
14
4
4
2
1
0
7
7
11
11
3
7
4
11
10
7
11
11
2
7
11
2
1
9
3
8
0
10
13
12
5
1
7
13
12
10
12
12
4
10
13
8
8
16
14
14
14
0
17
17
14
14
13
17
17
1
17
17
14
1
17
16
14
14
15
15
15
16
0
9
15
15
16
2
7
16
9
9
15
16
1
14
15
12
13
13
13
13
5
0
12
13
11
4
3
13
2
2
13
13
5
12
13
5
7
4
3
4
6
6
0
2
1
5
4
4
6
6
7
4
6
3
5
3
2
7
1
5
9
10
2
0
2
9
8
5
10
10
3
5
9
5
7
6
8
5
4
3
4
5
1
4
0
3
2
3
5
5
8
3
4
6
6
11
11
11
11
11
1
4
10
11
9
0
1
11
4
4
11
11
2
11
11
7
10
10
9
6
3
3
7
8
3
1
0
6
3
3
10
6
3
9
10
13
12
12
12
2
15
14
11
12
8
15
14
0
14
14
12
2
15
13
12
17
18
18
18
18
12
2
18
18
18
12
11
18
0
1
18
18
12
17
18
15
17
17
17
17
10
1
17
17
17
10
9
17
1
0
17
17
10
15
17
10
4
9
8
15
18
18
13
9
15
18
18
15
18
18
0
15
18
10
9
18
16
16
16
1
19
19
16
16
14
19
19
2
19
19
16
0
19
18
16
19
19
19
19
19
2
16
19
19
19
8
16
19
16
16
19
19
0
19
19
1
5
1
5
9
8
8
4
5
6
7
6
9
8
8
5
9
8
0
2
8
9
6
10
14
16
15
9
10
12
16
15
14
15
15
9
14
16
7
0
16
18
13
13
0
0
0
16
19
17
10
12
0
0
0
17
0
0
18
12
16
18
13
13
0
0
0
0
19
0
0
0
0
0
0
17
0
0
18
12
16
18
13
0
0
0
0
16
0
17
0
0
0
0
0
17
0
0
18
12
0
18
0
13
0
0
0
16
19
0
0
0
0
0
0
17
0
0
0
0
0
0
0
0
15
0
0
0
0
0
0
0
19
0
0
0
18
0
0
0
0
0
0
0
0
14
0
0
0
0
10
0
0
0
0
0
0
15
0
0
0
0
0
0
0
14
12
0
0
0
10
12
0
17
10
0
0
15
0
0
16
0
13
13
15
14
12
16
19
17
10
12
19
17
10
0
18
15
18
12
16
18
0
13
15
0
0
16
19
17
0
0
19
0
0
17
18
0
18
0
16
0
13
13
15
14
12
16
19
17
10
12
19
17
10
0
18
15
18
12
0
0
0
0
0
14
12
0
0
0
10
12
0
17
10
0
0
15
0
0
0
0
0
0
15
14
12
0
0
17
10
12
19
17
10
0
18
15
0
0
0
0
0
0
15
0
0
0
0
0
0
0
19
0
0
0
18
0
0
0
0
0
0
0
0
0
12
0
0
0
0
0
0
17
10
0
0
0
0
0
0
0
0
0
0
0
12
0
0
0
0
0
0
17
10
0
0
0
0
0
0
18
0
0
0
0
0
0
0
0
0
0
0
0
0
17
0
0
0
0
0
0
0
0
15
0
0
0
0
0
0
0
19
0
0
0
18
0
0
0
0
0
0
0
0
14
0
0
0
0
0
0
0
0
0
0
0
15
0
0
16
18
13
13
0
0
0
16
19
17
0
12
0
0
0
17
0
0
18
12
0
0
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
40
31
29
26
32
30
30
30
34
27
34
33
29
28
26
33
27
33
28
33
29