9
18
18
18
8
12
21
18
20
14
16
20
13
14
10
12
9
13
11
9
12
8
10
10
8
21
11
14
16
21
21
21
12
16
17
21
20
21
12
21
16
15
21
21
21
21
12
16
21
21
21
21
21
20
21
21
14
14
21
21
20
21
21
20
21
17
21
21
21
20
21
20
21
21
21
12
20
21
21
21
21
21
18
21
21
19
21
21
20
21
20
21
15
20
12
21
21
21
21
21