PROGRAMMING:The first 20 items of Fibonacci sequence
Output the first 20 items of Fibonacci sequence (1,1,2,3,5,8,13...)
[link] (http: / /)
###Output format:
Each number output occupies 8 columns.
###Output example:
```out
1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181 6765
```
answer：If there is no answer, please comment
[link] (http: / /)
###Output format:
Each number output occupies 8 columns.
###Output example:
```out
1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181 6765
```
answer：If there is no answer, please comment