N= 30  f= 20.351000
1   1
2   0
3   0
4   0
5   1
6   0
7   0
8   0
9   1
10   0
11   0
12   1
13   1
14   0
15   0
16   0
17   0
18   1
19   0
20   1
21   1
22   0
23   0
24   1
25   0
26   0
27   0
28   0
29   0
30   1