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  1. #include <stdio.h>
  2.  
  3. int a(int n){
  4. 	if( n == 0 ){
  5. 		return 0;
  6. 	}
  7. 	else{
  8. 		return 2*a(n-1)+3;
  9. 	}
  10. }
  11.  
  12. int main(void) {
  13. 	int n=2,result;
  14. 	result=a(n);
  15. 	printf("%d\n",result);
  16.  
  17. }
  18.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
9
https://ideone.com/tz7soA
language:
C (gcc 8.3)
created:
12 days ago
visibility:
public

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