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  1. #include <stdio.h>
  2. int sumodd(int n){
  3. 	if(n<=1){
  4. 		return 1;
  5. 	}else if(n%2==1){
  6. 		return n+sumodd(n-1);
  7. 	}else{
  8. 		return sumodd(n-1);
  9. 	}
  10. }
  11. int main(void) {
  12. 	int a;
  13. 	scanf("%d",&a);
  14. 	printf("%d",sumodd(a));
  15. 	return 0;
  16. }
  17.  
Success #stdin #stdout 0s 5324KB
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5
stdout
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9
https://ideone.com/ByyZRF
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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