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  1. #include <stdio.h>
  2. int fung(int x, int y){
  3. 	int i;
  4. 	int sum=1;
  5. 	int c=1;
  6. 		for(i=1;i<=y;i++){
  7. 			c=c*x;
  8. 			sum=sum+c;
  9. 		}
  10. 		return sum;
  11. }
  12.  
  13. int main(void){
  14. 	int a,b;
  15. 	a=2;
  16. 	b=3;
  17. 	printf("%d", fung(a,b));
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/8FfyVE
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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