fork download
copy 
  1. #include <stdio.h>
  2. int fb(int n){
  3. 	if(n==1){
  4. 		return 5;
  5. 	}
  6. 	else{
  7. 		return fb(n-1)+6;
  8. 		}
  9. }
  10. int fa(int n){
  11. 	if(n==1){
  12. 	return 2;
  13. 	}
  14. 	else{
  15. 		return fa(n-1)+fb(n-1);
  16. 	}
  17. }
  18. int main(void) {
  19. 	int n;
  20. 	scanf("%d",&n);
  21. 	printf("%d",fa(n));
  22. 	return 0;
  23. }
Success #stdin #stdout 0s 5276KB
comments (?)
stdin
copy 
3
stdout
copy 
18
https://ideone.com/nvFvIE
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!