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