1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
19
17
17
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
17
14
11
15
16
14
16
14
15
14
21
8
17
1
18
10
1
1
1
1
13
8
1
13
15
13
13
14
14
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
13
7
4
7
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
17
15
19
17