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  1. #include <stdio.h>
  2.  
  3. int rec(int n){
  4. 	if(n==0){
  5. 		return 0;
  6. 	}
  7. 	else{
  8. 		return 3*rec(n-1)+4;
  9. 	}
  10. }
  11. int main(void) {
  12. 	int x=2;
  13. 	printf("%d", rec(x));
  14. 	return 0;
  15. }
  16.  
Success #stdin #stdout 0s 5320KB
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16
https://ideone.com/pWqeeE
language:
C (gcc 8.3)
created:
5 days ago
visibility:
public

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