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  1. #include <stdio.h>
  2.  
  3. int sumodd(int n){
  4. 	if(n<=0) 
  5. 		return 0;
  6. 	else{
  7. 		if(n%2==0) 
  8. 			return sumodd(n-1);
  9. 		else if(n%2!=0) 
  10. 			return n+sumodd(n-2);
  11. 	}
  12. }
  13.  
  14. int main(void) {
  15.  int n;
  16.  scanf("%d",&n);
  17.  printf("%d",sumodd(n));
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 5328KB
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https://ideone.com/Ddp6um
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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