First 9 prime Fibonacci number
First 9 prime Fibonacci number is a draft programming task. It is not yet considered ready to be promoted as a complete task, for reasons that should be found in its talk page.
- Task
Show on this page the first 9 Fibonacci number.
Ring
<lang ring> load "stdlib.ring" see "working..." + nl num = 0
see "The firts 9 Prime Fibonacci numbers: " + nl for n = 1 to 1000000
x = fib(n) if isprime(x) num++ if num< 10 see "" + x + " " else exit ok ok
next
see "done..." + nl
func fib nr
if nr = 0 return 0 ok if nr = 1 return 1 ok if nr > 1 return fib(nr-1) + fib(nr-2) ok
</lang>
- Output:
working... Prime Fibonacci numbers: 2 3 5 13 89 233 1597 28657 514229 done...